LT-1475 Do It Right Guide.qxd
Contents
1. 2440 Threadlocker onto exposed threads oN MB Tighten nuts as required ADJUSTMENT SCREWS AN L j a AWS 1 Adjust screw to proper setting Plunger 2 Apply several drops of Loctite 220 or 290 Threadlocker at screw and body juncture 3 Avoid touching bottle tip to metal Note Ifreadjustment is difficult apply heat to screw with soldering gun 450 F Loctite 220 Threadlocker is a weaker version of Loctite 6 290 Threadlocker THREADLOCKING PRE ASSEMBLED FASTENERS LIQUID ONLY 220 or 290 Here a a Not Here 7 Clean bolts and nuts with Loctite ODC Free Cleaner amp Degreaser Assemble components Tighten nuts Apply several drops of Loctite 220 or 290 Threadlocker at the nut and bolt juncture Rw N PP 5 Avoid touching bottle tip to metal Note For preventive maintenance on existing equipment RETIGHTEN nuts and apply Loctite 220 or 290 Threadlocker at the nut and bolt juncture LOCTITE BRAND THREADLOCKER QUICK SELECTOR Use Strength Product Color Small Screws Low 222MS Purple Nuts amp Bolts Medium 2440 QuickStix 248 Blue Pre Assembled Medium 290 Green Pre Assembled Low 220 Blue Nuts amp Bolts High 2670 QuickStix 268 Red Studs up to 1 High 2760 Red Studs over 1 High 277 Red THREAD REPAIR STRIPPED THREAD REPAIR Cleaned Bolt Release Agent Cover Threadlocker2. 4 Insert bolt into thru hole assembly 5 Apply several drops of liquid threadlocker onto bolt at targeted tightened nut engagement area or when using the stick product completely fill the root of the threads at the area of engagement 6 Assemble and tighten nut as usual BLIND HOLES CAP SCREWS ETC Onto LIQUID ONLY Onto ee 1 Clean all threads bolt and hole with Loctite ODCFree Cleaner amp Degreaser If necessary spray bolt and hole with Loctite 7649 Primer N Allow 30 seconds to dry XY Select the proper strength Loctite threadlocker Squirt several drops down the sides of the female threads Apply several drops to bolt au bw Tighten as usual Note Using Loctite threadlockers will virtually eliminate stripped threads in aluminum or magnesium housings caused by galvanic corrosion THREADLOCKING BLIND HOLES STUDS ETC LIQUID ONLY Onto Threads va 2440 Into p ar Hole nn 262 1 Clean all threads bolt and hole with Loctite ODG Free Cleaner amp Degreaser 2 Ifnecessary spray all threads with Loctite 7649 Primer N Allow to dry 3 Squirt several drops of Loctite 2670 Threadlocker down the sides of the female threads Note Use Loctite 277 Threadlocker if stud is over 1 diameter Apply several drops of Loctite 2670 Threadlocker onto stud threads Install studs Position cover head etc Apply drops of Loctite
3. 300 ml cartridge 79040 82249 82251 22355 97473 40900 51031 51041 51517 51531 51580 51817 51831 51845 39156 40479 30509 30507 58730 30567 58775 82046 ORDERING PRODUCT LISTING ORDER INFO 400 ml dual cartridge 38762 LOCTITE CLEANERS SIZE ITEM NO 16 fl oz pump spray 20162 olen Hii EPOXIES SIZE ITEM NO FIXMASTER POXY PAK 1 oz syringe 81120 LOCTITE GASKETING PRODUCTS SIZE ITEM NO ios 7 ORDERING ORDERING PRODUCT LISTING ORDER INFO PRODUCT LISTING ORDER INFO EXTEND RUST TREATMENT 10 25 oz aerosol 30539 220 THREADLOCKER LOW STRENGTH WICKING 10 ml bottle 37388 1 quart bottle 75430 250 ml bottle 22041 1 gallon bottle 75448 222MS THREADLOCKER SMALL SCREWS 10 ml bottle 22221 FORM A THREAD STRIPPED THREAD REPAIR 4 8 ml syringe 28654 50 ml bottle 22231 O RING MAKING KIT Kit 00112 250 ml bottle 22241 LOCTITE PRIMERS SIZE ITEM NO 2440 THREADLOCKER REMOVABLE 10 ml bottle 33946 7387 DEPEND ACTIVATOR 1 75 fl oz bottle 18861 50 ml bottle 33947 7649 PRIMER N Acetone 25 g aerosol 21347 250 ml bottle 33948 175 fl oz bottle 19269 QUICKSTIX 248 THREADLOCKER REMOVABLE 9 g stick 37684 4 5 oz aerosol 21348 19 g stick 37087 LOCTITE RETAINING COMPOUNDS SIZE ITEM NO 2760 THREADLOCKER PERMANENT 10 ml bottle 32526 609 RETAINING COMPOUND GENERAL PURPOSE 10 ml bottle 60921 EA ae STR oe QUICKSTIX 268 THREADLOCKER HIGH STRENGTH 9
4. APPLICATION EQUIPMENT METHODS Loctite Extend Rust Treatment may be applied by brush roller or spray Brush or roller is suitable for small areas Avoid sags and ridges and keep edges wet by coating about a square yard at a time Roll away from previously coated area and then roll back Do not pour unused material back into the original container NEVER add solvents to Loctite Extend Rust Treatment S LOCTITE Spray application is recommended for larger areas Airless spray equipment is faster and provides more effective conversion due to improved surface penetration Conventional air spray equipment may be used but Loctite Extend Rust Treatment may require thinning up to 10 with water for proper spraying 34 CLEANING GENERAL PURPOSE PARTS CLEANING In general Loctite Natural Blue Biodegradable Cleaner amp Degreaser cleaning effectiveness is enhanced by 1 a Higher concentrations of Loctite Natural Blue Biodegradable Cleaner amp Degreaser b Longer cleaner on part times c Dilution with warm water 150 F to 180 F d Agitation of parts or scrubbing wos BHODEGRADABLE DIRECTIONS Se icms S Dilute Loctite Natural Blue Biodegradable Cleaner amp Degreaser concentrate with water to most economical effectiveness level See package nena labels for suggested ratios Spray dip or wipe dilution onto parts or surface to be cleaned Soak parts or scrub if neede
5. F 3 Follow information above General 515 Gasket Eliminator 050 65 F to 300 F High Temperature 510 Gasket Eliminator 020 65 F to 400 F General Overhead QuickStix 548 Gasket Eliminator 010 65 F to 300 F 12 13 GASKET DRESSING SEALED FLANGES 2440 ensi re 8 Gasket Eliminator YY dalla Yj a i Wi VV Yy R 2440 ROA 2440 tt 1 Remove old gasketing material and other heavy contaminants with Loctite Chisel Gasket Remover Use mechanical removal technique if required Primer N Only Note Avoid grinding Clean both flanges with Loctite ODC Free Cleaner amp Degreaser Spray Loctite 7649 Primer N on both flange faces and both sides of the precut gasket Allow 1 2 minutes to dry 4 Smear Loctite Gasket Eliminator Flange Sealant to both sides of precut gasket with a clean applicator 5 Place coated gasket on flange surface and assemble parts immediately Note If cover bolts into blind holes as above apply Loctite 2440 Threadlocker into hole and on threads Tighten normally e If itis a through bolt assembly apply Loctite 2440 Threadlocker or Loctite QuickStix 248 Threadlocker to bolt threads 6 Tighten normally 14 FORM IN PLACE SILICONES STAMPED OR SHEET METAL FLANGES 1 Remove old gasketing material and other heavy contaminants with Loctite Chisel Gasket Remover Clean both flanges with L
6. 20 SHAFT MOUNTED ASSEMBLIES Bearing Ree EEE Five 04 an eee 609 641 Shaft STANDARD Clean shaft O D and component I D 2 Apply a bead of Loctite 609 641 Retaining Compound to circumference of shaft at leading edge of insertion or leading area of engagement Note Retaining compound will always be squeezed to the outside when applied to shaft Do NOT use with Loctite Anti Seizes or similar product Press as usual Wipe off excess 4 Nocure time required Note Loctite 609 641 Retaining Compound is used due to low viscosity and wetting properties TANDEM MOUNT 1 Apply retaining compound to bore of inside component 2 Continue assembly as above 21 SHAFT MOUNTED ASSEMBLIES ASSEMBLY 1 Clean the shaft O D and component I D 2 Cool the shaft to cause contraction or heat the component to cause expansion 3 Apply a brush film of Loctite 641 Retaining Compound to the shaft or lower temperature part 4 Install component and allow temperatures to equilibriate 22 Wipe off excess Note Loctite 641 Retaining Compound will add lubricity for easier assembly while sealing and protecting the bond area from environmental exposure and filling gaps for a more complete contact area HOUSED COMPONENTS SLIP FIT 609 or 641 Housing 609 or 641 ORIGINAL Select component to fit shaft 2 Machine to reduce compone
7. 9 Allow to cure 30 minutes 10 Pull component 11 Clean the release agent from component O D 12 Clean and roughen the housing I D 13 Assemble with Loctite 660 Quick Metal Retaining Compound as required 14 Recommended for light duty service Note This procedure is for use when machining is not an option If you want a procedure for using Loctite Fixmaster Superior Metal and machining back to original tolerance then contact your local Henkel Adhesive and Sealants Specialist 24 HOUSED COMPONENTS COMPONENT CENTERING EXCESSIVE EVEN WEAR nu fF WN Pb Position the component in bore Select three equilateral mounting points Determine the radial gap at those points Select appropriate shim stock Cut three pieces approximately wide to fit bore depth Bond the shims to bore at mounting points using Loctite 380 Black Max Instant Adhesive Assemble per instructions on page 23 EXCESSIVE UNEVEN WEAR uk WN a Position the component in bore Select three equilateral mounting points Determine the radial gap at those points Select and cut appropriate shim stock for each point Bond the shims to bore at mounting points using Loctite 380 Black Max Instant Adhesive Assemble per instructions on page 24 25 HOUSED COMPONENTS SEALING RETAINING METALLIC SEAL 2440 Bead 1 Clean the housing I D and seal O D with Loctite ODC Free Cleaner amp D
8. adhesive reaches full cure 6 Equipment can be back in operation after 24 hours 33 RUSTPROOFING OPTIMUM USE OF LOCTITE EXTEND RUST TREATMENT SURFACE PREPARATION OLD STEEL Loose or flaky rust must be removed Only conversion of firmly bonded rust will result in durable protection Oil grease old paint mill scale form oil fingerprints water soluble surfaces and chlorides must be removed to allow Loctite Extend Rust Treatment to react with rust Ideal surfaces will show light rust as well as bare metal surfaces RUST CONVERSION TIME AND APPEARANCE Two coats of Loctite Extend Rust Treatment are recommended The first coat should develop a purple black color within seconds The second coat should dry to a black color The second coat should be applied within 15 30 minutes of the first coat APPLICATION CONDITIONS Loctite Extend Rust Treatment may be applied when surface and air are between 50 F and 90 F Reaction is slower at lower temperatures If temperature is too hot film may surface dry and bubble High humidity is beneficial it slows drying but assists rust conversion Loctite Extend Rust Treatment should not be applied in conditions of condensing humidity e g fog dew on ice in rain or in heavy sea salt spray atmospheres Steel surface may be damp but not wet i e continuous visible film of water DO NOT APPLY LOCTITE EXTEND RUST TREATMENT TO SURFACES IN DIRECT SUNLIGHT
9. recommend that each prospective user test the proposed application to determine its suitability for the purposes intended prior to incorporating any product or application in its manufacturing process using this data as a guide Some products may be covered by one or more United States or foreign patents or patent applications 330 DEPEND ADHESIVE NO MIX 25 ml syringe kit 250 ml tube kit 250 ml tube 300 ml cartridge 380 BLACK MAX INSTANT ADHESIVE TOUGHENED 3 g tube 404 QUICK SET INSTANT ADHESIVE 1 oz bottle 1 Ib bottle oz bottle 4 oz bottle 1 Ib bottle 20251 20252 33058 33064 38004 38050 38061 46551 46548 46561 H8600 WELD ELIMINATOR STRUCTURAL ADHESIVE 50 ml dual cartridge 40875 CHISEL GASKET REMOVER NATURAL BLUE BIODEGRADABLE CLEANER amp DEGREASER ODC FREE CLEANER amp DEGREASER FIXMASTER SUPERIOR METAL 510 GASKET ELIMINATOR FLANGE SEALANT HIGH TEMPERATURE 515 GASKET ELIMINATOR FLANGE SEALANT 518 GASKET ELIMINATOR FLANGE SEALANT QUICKSTIX 548 GASKET ELIMINATOR FLANGE SEALANT INSTANT GASKET 587 BLUE RTV SILICONE GASKET MAKER 18 oz net wt 24 fl oz spray 1 gallon bottle 15 oz aerosol 1 Ib kit 4 Ib kit 50 ml tube 250 ml tube 6 ml tube 50 ml tube 300 ml cartridge 6 ml tube 50 ml tube 300 ml cartridge 19 g stick 90 ml can 5 oz cartridge 7 oz can 70 ml tube 8 75 0z can 300 ml cartridge
10. with Loctite ODC Free Cleaner amp Degreaser If necessary spray all parts with Loctite 7649 Primer N Allow to dry Apply a Loctite 660 Quick Metal Retaining Compound coating into keyway Assemble as required using Loctite 660 Quick Metal Retaining Compound Allow 30 60 minute cure time Note Loctite 660 Quick Metal Retaining Compound is NOT recommended for lateral gaps exceeding 010 Higher strengths are obtained by NOT using Loctite 7649 Primer N with small 002 004 gap and allowing longer cure 4 24 hours SHAFT MOUNTED ASSEMBLIES REPAIRING BADLY WORN SHAFT oN a oe wn V Bearing 660 Quick Metal Sleeve 680 or 660 Quick Metal Shaft Determine a minimum radial gap Select and trim appropriate sleeve to allow component slip fit Roughen sleeve O D with emery cloth Clean all parts with Loctite ODC Free Cleaner amp Degreaser Apply a Loctite 680 or Loctite 660 Quick Metal Retaining Compound coating around the shaft Install sleeve Apply a coating of Loctite 660 Quick Metal Retaining Compound to sleeve O D Install component as required onto sleeved shaft Allow 30 60 minute cure Note Loctite 660 Quick Metal Retaining Compound is NOT recommended for radial gaps exceeding 010 Higher strengths are obtained by NOT using Loctite 7649 Primer N with small 002 004 gap and allowing lon
11. BONDING ASSEMBLY Bonding assembly has a direct impact in the adhesive performance Choose a combination of types of joints or joint stress distribution that maximizes bonding strength Below are different types of joints and stress distribution TYPES OF JOINTS BUTT OVERLAP SINGLE STRAP DOUBLE STRAP FAIR GOOD BETTER BEST TYPES OF JOINT STRESS DISTRIBUTION a iF CLEAVAGE PEEL TENSILE SHEAR COMPRESSIVE FAIR GOOD BETTER BEST JOINT WIDTH VS OVERLAP A wider bond line Width will be stronger than a lengthier one Overlap M OVERLAP WIDTH 30 wear down BONDING Abrasive Methods Rubbing or striking a surface with hard coarse material Abrasive examples e Sanding Rubbing with abrasive paper or cloth for small area superficial e Blasting Striking with steel grit sand or other abrasive material for large areas deep wear down Chemical Methods Cleaning process that uses solvents to dissolve contaminants Chemical examples e Solvent Dip Immersing in solvent e Solvent Wipe Rubbing with solvent soaked wipe e Vapor Degreasing Solvent in vapor form e Ultrasonic Cleaning Solvent dip method with high frequency sound waves that vibrate the dirt away LOCTITE BRAND ADHESIVE QUICK SELECTOR production line brass rings on spacer shafts analysis pickup discs to equipment Loctite 404 Loctite 330 Loctite Fixmaster Loctite H8600 Product Qu
12. LOCTITE Do it Right User s Guide The WHEN WHERE amp HOW to use Loctite Maintenance Products TABLE OF CONTENTS The primary function of this User s Guide is to help you the maintenance professional with the proper selection and use of Loctite products A wide variety of preventative maintenance as well as repair techniques are explained in step by step detail Consider this a supplemental service manual for every piece of equipment in your plant Our goal is to make it easier for you to use our products to your benefit for faster repair times reduced downtime and extended equipment life Additional information on these products as well as others is available by contacting your local Henkel adhesives and sealants representative at the telephone number listed on the back cover of this guide TABLE OF CONTENTS PAGE INTRODUCTION Introduction to Anaerobic Adhesives and Sealants 4 Why Use a Primer THREADLOCKING Thru Holes Bolts and Nuts Blind Holes Cap Screws etc Blind Holes Studs etc Adjustment Screws Pre Assembled Fasteners Threadlocker Quick Selector THREAD REPAIR Stripped Thread Repair THREAD SEALING Standard Fittings Pipes Hydraulic or Air Pipe Unions O UO ANN DA Uw fs oO Compression Fittings Flared Swaged Fittings Hose Ends Air amp Hydraulic Thread Sealant Quick Selector e a a CONTENTS aaa POROSITY SEALING Existing Weld Porosities and Cas
13. Thread Sealant 24 hours 400 F Metal Fittings Most Metal 565 or 561 Primer N 500 psi 10 000 psi n a 65 F to Fittings Except PST Pipe 24 hours 300 F Stainless Steel Sealant High Filtration 545 Thread Primer N 500 psi 10 000 psi n a 65 F to Zero Contamination Sealant 10 min 24 hours 300 F Systems Hydraulic Pneumatic Stainless Steel 564 Thread Primer N 500 psi 10 000 psi n a 65 F to and All Other Sealant 24 hours 300 F Metal Fittings lower strength DO NOT USE THESE PRODUCTS ON OXYGEN OR STRONG OXIDIZERS FLUID COMPATIBILITY Refer to Fluid Compatibility Chart LT 836 Contact your local Industrial Distributor Call Henkel Technical Information See back cover for the Henkel Technical Information number in your area 11 POROSITY SEALING FORM IN PLACE GASKETING SEALING CAST RIGID FLANGES Continuous Bead Loctite 290 N Weld Bead me lt Tank Wall Weld Porosi eld Porosity t Circle Bolt Holes 1 IMPORTANT TAKE PROPER SAFETY PRECAUTIONS IF WORKING WITH Flat Flange Raised Flange FLAMMABLE LIQUID TANKS AVOID USE WITH COMPRESSIBLE GASSES Wire brush to remove paint rust etc from repair area 1 Remove old gasketing material and other heavy contaminants with Loctite ees 3 Clean repair area with Loctite ODC Free Cleaner amp Degreaser Chisel Gasket Remover Use mechanical removal technique if required Note Avoid grinding Apply localized hea
14. _ 7 Stripped Threads Release Agent AV tt iew Threads n FORM A THREAD Fill Only t e Step 1 Step 2 Step 3 STANDARD THREAD REPAIR 1 Follow instructions on Loctite FORM A THREAD package 2 If cover plate is used for bolt alignment a Apply release agent to mating faces around repair area b Use waxed paper or similar film between faces 3 A jiggling twisting motion when initially inserting bolt improves thread conformation Note NOT intended for engine stud repair SMALL HOLE FINE THREAD REPAIR OPTION 1 Drill out damaged hole to oversize then follow STANDARD THREAD REPAIR OPTION 2 Apply Loctite FORM A THREAD to screw and insert into damage hole Clamp in place while product cures STUD INSTALLATION PERMANENT LIGHT DUTY Use stud or cut all thread to desired length Do NOT apply release agent to stud Proceed as with STANDARD THREAD REPAIR Allow 30 minutes to cure yok w N Assemble as required THREAD SEALING i STANDARD FITTINGS PIPES HYDRAULIC OR AIR PST Band PST Band i Clean parts of contamination If necessary spray Loctite 7649 Primer N onto threaded parts male and female Allow to dry Note Primer is not required for brass parts Apply a band of Loctite PST Thread Sealant to male threads starting one to two threads from end of pipe Assemble parts snugly Do not overtighten If initial pressur
15. d Flush soil cleaner mixture off of parts or surfaces with water Disposal Loctite Natural Blue Biodegradable Cleaner amp Degreaser contains no hazardous ingredients It should be disposed of in accordance with state and local regulations and will not harm sewage treatment microorganisms Once Loctite Natural Blue Biodegradable Cleaner amp Degreaser is mixed with hazardous waste it must be treated as hazardous waste and disposed of accordingly Note Loctite ODC Free Cleaner amp Degreaser is recommended for cleaning substrates before Loctite machinery adhesive use 35 TROUBLESHOOTING SSS Sees ee a E a operating temperature What type of failure is occurring Has the application worked before Was proper and adequate adhesive sealant used Was proper and adequate primer activator used Do service conditions exceed the capability of the adhesive sealant c fluid compatibility b excessive pressure too soon d impact on environment 5 Were parts adequately cleaned prior to applying adhesive Note If adhesive failure is cured residue on one or both parts If one part is bare check that part for contamination 6 Were proper assembly techniques utilized 7 Was adhesive sealant allowed adequate cure time prior to service 8 Do assembly part conditions exceed capability of the adhesive sealant a excessive gaps b component materials c improper joint design d inadequate clamping fixt
16. e exceeds 1000 psi wait 30 minutes before pressurizing Note For stainless steel components use Loctite 567 PST Thread Sealant For general purpose thread sealing use Loctite 565 PST Thread Sealant or Loctite QuickStix 561 PST Pipe Sealant For fine filtration systems requiring zero contamination use Loctite 545 Thread Sealant for hydraulic pneumatic fittings e For easier disassembly or large diameter fittings use Loctite 564 Thread Sealant Ifsealing chemicals or strong acids bases refer to Fluid Compatibility Chart LT 836 Do not use on oxygen or strong oxidizers chlorine e For PVC or ABS pipe use Loctite No More Leaks Depending on conditions PST i Band Band Fag fc PST ae May be used for new or damaged seat Disassemble and if necessary spray all components with Loctite 7649 Primer N Allow to dry Apply a thin coating of Loctite PST Thread Sealant to union face Apply a band of Loctite PST Thread Sealant to male threads Assemble parts snugly 9 THREAD SEALING COMPRESSION FITTINGS PST Coating PST Band PST Band ao ae Slide fitting nut and ferrule back approximately from end of tubing If necessary spray the entire assembly with Loctite 7649 Primer N Allow to dry Note Primer is not required for brass parts Apply a thin coating of Loctite PST Thread Sealant to tubing where ferrule wil
17. e parts Wipe off excess Apply Loctite 660 Quick Metal Retaining Compound dab to set screw Tighten set screw enNan Allow 5 10 minutes prior to service Note Loctite 660 Quick Metal Retaining Compound is NOT recommended for radial gaps exceeding 010 on shaft or keyway e See REPAIRING BADLY WALLOWED KEYWAY for procedure page 18 DISASSEMBLY 1 Tap component and key with hammer 2 Pull as usual 16 STRENGTHEN KEYED ASSEMBLIES Dab 660 Quick Metal or 2440 here 660 Quick Metal Coating Here ASSEMBLY Clean all parts with Loctite ODC Free Cleaner amp Degreaser b Apply a Loctite 660 Quick Metal Retaining Compound coating around shaft into keyway and on key Assemble parts Wipe off excess Apply a Loctite 660 Quick Metal Retaining Compound dab to screw Tighten set screw Oy SL ie Allow 30 minutes prior to service Note If gap exceeds 005 use Loctite 7649 Primer N on appropriate area shaft or keyway e Loctite 660 Quick Metal Retaining Compound is NOT recommended for radial gaps exceeding 010 on shaft or keyway e See REPAIRING BADLY WALLOWED KEYWAY for procedure page 18 DISASSEMBLY 1 Tap component and key with hammer 2 If necessary apply localized heat 450 F for five minutes 3 Pull while hot 17 STRENGTHEN KEYED ASSEMBLIES REPAIRING BADLY WALLOWED KEYWAY woe 18 7 E Clean all parts
18. egreaser Spray both the housing and seal with Loctite 7649 Primer N Apply a bead of Loctite 2440 QuickStix 248 Threadlocker to the leading edge of metallic seal O D Note Virtually any Loctite Threadlocking product will work here Medium strength liquid is recommended due to normal gap and strength requirement 4 Install as usual Wipe off excess 6 Allow to cure 30 minutes Note Loctite 2440 QuickStix 248 Threadlocker is normally used with worn seal housings to prevent leakage or slippage It is not generally necessary to remove pre applied sealant from seal O D 26 RETAINING COMPOUNDS Application Loctite Product Loctite Primer Shaft Mount Press fit Medium Strength 609 QuickStix 668 Retaining Compound NONE 641 Retaining Compound N Shaft Mount Shrink fit Medium Strength 641 Retaining Compound NONE Shaft Mount Slip Fit Small Gap 002 Radial max 609 QuickStix 668 Retaining Compound N Larger Gap 010 Radial max 660 Quick Metal Retaining Compound N Maximum Strength 010 Radial max 680 Retaining Compound N Maximum Temperature 400 F 620 Retaining Compound N 008 Radial max Medium Strength 641 Retaining Compound N Housing Mount Press Fit Maximum Strength 609 QuickStix 668 Retaining Compound NONE Medium Strength 641 Retaining Compound N Low Strength 2440 Threadlocke
19. ern the larger the diameter of the shaft the deeper the threads See Figure A 3 Clean the shaft of any cutting fluids or oils with Loctite ODC Free Cleanser amp Degreaser 4 Apply a very thin layer of Loctite Fixmaster Superior Metal by forcing it into the bottom of the threads Turn the shaft at a very low speed and continue to apply more material by using a tool such as a putty knife that can be bent See Figure B 5 Allow the product to cure for the required period at 70 F 20 C or higher if necessary apply dry heat to speed up the cure 6 Machine repaired area to original dimensions of the shaft see Figure C using the guidelines below Lathe Speed 150 ft min 46 m min Feed Rate e Roughening 0 025 in_ rev 0 64 mm rev e Finishing 0 010 in rev 0 25 mm rev Top Rake Side and Front Clearance 3 Note Cut dry use carbide or high speed steel bits If polishing is required use only wet 400 to 600 grit emery paper 29 BONDING INTRODUCTION TO BONDING ADHESIVES Within the broad range of Loctite brand adhesives you will always find the solution to your bonding challenge It is however extremely important to have at least basic knowledge of adhesive methodology in order to successfully bond two substrates together The three major causes of bonding failures are attributed to e Poor evaluation of the bonding assembly e Inadequate substrate preparation e Improper adhesive selection
20. g stick 37685 z 19 g stick 37686 e A E AE 277 THREADLOCKER LARGE STUD 10 ml bottle 21434 250 ml bottle 62070 Pediatrie sab 641 RETAINING COMPOUND MEDIUM STRENGTH 0 it ists Aue 200 THREADIOEKER WICKING cPanel oan 660 QUICK METAL RETAINING COMPOUND 6 ml tube 66010 adpan AS PRESS FIT REPAIR 50 ml tube 66040 pee wlth WaT LOCTITE THREAD SEALANTS SIZE ITEM NO 680 RETAINING COMPOUND 10 ml bottle 68015 545 THREAD SEALANT HYDRAULIC PNEUMATIC 10 ml bottle 32439 HIGH STRENGTH HIGH VISCOSITY 50 ml bottle 68035 50 ml bottle 94531 250 ml bottle 68060 250 ml bottle 54541 QUICKSTIX 561 PST PIPE SEALANT 19 g stick 37127 564 THREAD SEALANT 50 ml tube 28754 250 ml tube 28755 565 PST THREAD SEALANT CONTROLLED STRENGTH 50 ml tube 56531 250 ml tube 56541 300 ml cartridge 56571 567 PST THREAD SEALANT HIGH TEMPERATURE 50 ml tube 56747 250 ml tube 56765 350 ml brush can 33241 38 Henkel Corporation For technical information and or product availability call Henkel Corporation Engineering Adhesives 1001 Trout Brook Crossing Rocky Hill CT 06067 Tel 860 571 5100 Fax 860 571 5465 1 800 LOCTITE 563 8483 Henkel Canada Corporation Engineering Adhesives 2225 Meadowpine Blvd Mississauga Ontario LON 7P2 Tel 905 814 6511 Fax 905 814 5391 1 800 263 5043 within Canada Henkel Capital S A de C V Blvd Magnocentro No 8 Piso 2 Interlomas 52760 Huixqu
21. ger cure 4 24 hours SHAFT MOUNTED ASSEMBLIES Bearing SSO o k sis N KSA ee i 660 Quick Metal or 680 Shaft ORIGINAL 1 Machine shaft to 002 radial slip fit with 50 80 rms finish second cut Clean all parts with Loctite ODC Free Cleaner amp Degreaser Spray all parts I D and O D with Loctite 7649 Primer N Do NOT use primer for heavy duty applications 4 Apply a Loctite 660 Quick Metal Retaining Compound coating around shaft and engagement area 5 Assemble parts with rotating motion Wipe off excess Allow 2 hours prior to service WORN SHAFT Follow directions above except 1 Determine radial gap If radial gap exceeds 005 Loctite 7649 Primer N must be used Take steps to maintain concentricity with large gaps Larger gaps require longer cure times 30 60 minutes vk wr Loctite 660 Quick Metal Retaining Compound is NOT recommended for radial gaps exceeding 010 6 See procedure for BADLY WORN SHAFT page 19 Note Loctite 660 Quick Metal Retaining Compound is very fast fixturing 30 seconds or less with Loctite 7649 Primer N MAXIMUM STRENGTH 1 Same as above except use Loctite 680 Retaining Compound with Loctite 7471 Primer N or no primer 2 Allow 4 24 hours to cure MAXIMUM TEMPERATURE 400 F continuous 1 Same as above except use Loctite 620 Retaining Compound with Loctite 7471 Primer N
22. ick Set Instant Depend Poxy Pak Weld Eliminator Adhesive Adhesive Adhesive Structural Adhesive Color Clear Pale Yellow Clear Blue Temperature Up to 180 F Up to 250 F Up to 180 F Up to 300 F Range Bond Time 20 to 40 seconds 5 minutes 5 minutes 45 minutes Full Cure 24 hours 24 hours 1 hour 24 hours Gap Fill Small Gaps Medium Gaps Large Gaps Medium Gaps Agency CFIA ABS Approvals Mil Spec CFIA CFIA ABS In Progress Bonds toa Ferrite wood Glass hard Galvanized steel wide range Metal plastic f a i ceramic plastic plastics rubber other metals and of materials and rubber w and metal and metal most plastics including Make o rings Bond metal labels p Patching meta l Repair cracks in surfaces sleeving bond cuts in to equipment j equipment fill metal conduit ee conveyer belts aggregate wear Application aes e in damage on and ducts metal nylon rails in plates vibration nee Examples fiberglass tanks fabrication e g general purpose bonding wagons box trailers material handling containers Times are based on average room temperature of 70 F and may vary depending on the temperature and substrates used 31 BONDING wW J 1 Cut the starting end of the cord stock with a clean razor blade Ensure the cut is clean and square Do not touch the clean cut end 2 Measure cord stock to appropriate length For precise measurement use Loctite O Ring Tool or the r
23. ilucan Edo de M xico Tel 52 55 3300 3644 Fax 52 55 5787 9404 01 800 90 181 00 within Mexico Or visit www loctite com Engineering Adhesives 1001 Trout Brook Crossing Rocky Hill CT 06067 U S A www henkel us www loctite com and designate trademarks of Henkel Corporation or its affiliates registered in the U S Patent and Trademark Offices Henkel Corporation 2006 All rights reserved 3889 LT 1475 11 06
24. l be located Slide ferrule forward over Loctite PST Thread Sealant coated tubing then apply a thin bead of Loctite PST Thread Sealant coating to ferrule Slide ferrule forward over Loctite PST Thread Sealant coated tubing Apply a small band of Loctite PST Thread Sealant to male threads Assemble and tighten normally Note Do not use on plastic fittings or tubing FLARED SWAGED FITTINGS 10 PST i For new or damaged flare or seat fl E PST a Disassemble and if necessary spray all components with Loctite 7649 Primer N Allow to dry Apply a thin coating of Loctite PST Thread Sealant to fitting face Apply a band of Loctite PST Thread Sealant to male threads Assemble parts snugly THREAD SEALING HOSE ENDS AIR amp HYDRAULIC PST Band 1 Ifnecessary spray adapter threads with Loctite 7649 Primer N Allow to dry Insert barbed hose stem into hose I D with slight twisting motion Install appropriate hose clamp 4 Apply a band of Loctite PST Thread Sealant to male hose stem threads upon installation or adding accessory device Tighten snugly Note Loctite PST Thread Sealant may attack synthetic rubber tubing LOCTITE BRAND THREAD SEALANT QUICK SELECTOR TAPERED THREADS Instant Max Steam Temp Application Product Primer Seal Pressure Pressure Range Stainless Steel 567 PST PimerN 500 psi 10 000 psi 235psi 65 F to and All Other
25. nt O D or increase housing I D to permit approximate 002 004 diametral slip fit 3 Clean all parts with Loctite ODC Free Cleaner amp Degreaser and spray with Loctite 7649 Primer N 4 Apply Loctite 609 or 641 Quick Metal Retaining Compound to component O D Install component Do not rotate Wipe off excess Allow five minutes prior to service WORN Procedures identical to original slip fit except 1 Determine the maximum radial gap 2 Ifthe maximum gap exceeds 005 Loctite 7649 Primer N must be used Take steps to maintain concentricity on large gaps 4 Large gaps require longer cure times 30 60 minutes Loctite 660 Quick Metal Retaining Compound is NOT recommended for radial gaps exceeding 010 6 See procedure for BADLY WORN HOUSING page 24 23 HOUSED COMPONENTS REPAIRING BADLY WORN HOUSING Bearing 660 Quick Metal Fixmaster Superior Metal Housing ASSEMBLY 1 Roughen housing I D with emery cloth or abrasive media 2 Clean the housing I D with Loctite ODC Free Cleaner amp Degreaser 3 Clean the component O D and apply a release agent 4 Prepare mix Loctite Fixmaster Superior Metal D Apply a coating of Loctite Fixmaster Superior Metal to the I D of the housing 6 Position the component in housing Maintain concentricity 7 Pack Loctite Fixmaster Superior Metal into the gaps and voids 8 Wipe off excess material
26. octite ODC Free Cleaner amp Degreaser Apply a continuous bead of Loctite Instant Gasket or Loctite high performance silicones to sealing surface Circle all bolt holes Note Use proper bead diameter to seal flange width and depth Minimize excessive material squeeze in 4 Assemble within 10 minutes by pressing together Tighten as required Clean up any excess or squeeze out 6 Cure times will vary with temperature humidity and gap Typical full cure time is 24 hours Loctite Instant Gasket Loctite 587 Blue COLOR Black Blue VISCOSITY cP Paste Paste GAP FILL n n CURE METHOD Moisture Oxime Moisture Oxime CURE SPEED Tack Free 30 minutes 30 minutes Full Cure 24 hours 24 hours SERVICE TEMP RANGE Intermittent 75 F to 500 F 75 F to 500 F 59 F to 260 C 59 F to 260 C Loctite Instant Gasket provides a low pressure instant seal 100 psi at zero gap 15 STRENGTHEN KEYED ASSEMBLIES _ Dab 660 Quick Metal or 2440 here 660 Quick Metal a Coating Here ae Dab 660 Quick Metal Here ASSEMBLY Clean all parts with Loctite ODC Free Cleaner amp Degreaser 2 Ifnecessary spray all parts I D and O D with Loctite 7649 Primer N Apply Loctite 660 Quick Metal Retaining Compound coating into keyway and on key 4 Apply dab s of Loctite 660 Quick Metal Retaining Compound onto shaft opposite keyway or evenly spaced around shaft Assembl
27. r NONE Housing Mount Slip Fit Maximum Strength 680 Retaining Compound NONE High Strength 660 Quick Metal Retaining Compound NONE Controlled Strength 660 Quick Metal Retaining Compound N Medium Strength 641 Retaining Compound N Low Strength 2440 QuickStix 648 Threadlocker N Note Softer metals Aluminum Bronze etc provide lower shear strengths than ferrous components e Excessive gap reduces shear strengths e Ideal surface finish 50 to 80 rms Refer to Technical Data Sheets for more information DISASSEMBLY THREADLOCKING THREAD SEALING amp RETAINING LOW AND MEDIUM STRENGTH PRODUCTS Disassemble with hand tools HIGH STRENGTH PRODUCTS e Apply localized heat 500 F or higher to assembly for 5 minutes e Disassemble with hand tools while hot GASKETING e Disassemble flange using hand tools Note For anaerobic gaskets clean with Loctite Chisel Gasket Remover For silicone gaskets clean with Loctite Chisel MC Free Gasket Remover 28 SHAFT REPAIR Figure A Figure B See os I i Figure C 1 Using a lathe undercut desired depth according to the table below Shaft diameter Desired undercut to 1 13 25 mm s 1 5 mm 1 to 3 25 74 mm 3 0 mm 2 Finish undercutting by machining a rough cut surface or gramophone patt
28. t to bring repair area to approximately 250 F 2 Clean both flanges with Loctite ODC Free Cleaner amp Degreaser Allow repair area to cool to approximately 185 F Spray Loctite 7649 Primer N on only one surface Allow 1 2 minutes to dry Au fF WN Brush or spray sealant on repair area y TM o a a a a area 4 Apply a continuous bead of Loctite Gasket Eliminator Flange Sealant Aluminum Stainless Steel Use Loctite 290 Threadlocker to the other surface at 120 F Note Not recommended for blowholes Note Circle all bolt holes with sealant if appropriate 5 Mate Parts Assemble and tighten as required a a a O02 Note Immediate assembly not required however avoid delays Allow to cure for 30 minutes High Pressure above 150 psi 1 hour over 45 minutes Clean with Loctite ODC Free Cleaner amp Degreaser to remove excess 6 Allow to cure sealant Do not grind No pressure immediate service Low pressure up to 500 psi 30 to 45 minutes High pressure 500 to 2500 psi 4 hours Extreme high pressure 2500 to 5000 psi 24 hours 9 Paint as required Note Casting repair uses same procedure ao oe SEALING NEW WELDS PREVENTATIVE MAINTENANCE LOCTITE BRAND GASKETING QUICK SELECTOR 1 Remove all slag and scale while hot Use Product Gap Fill Temp Range 2 Apply sealant when weld is 185 F and falling General 518 Gasket Eliminator 050 65 F to 300
29. the absence of air and the presence of metal The primary functions of anaerobic resins are Threadlocking Thread Sealing Gasketing Retaining D Each one of these functions is based upon control of five major variables strength viscosity adhesion flexibility and temperature resistance These five parameters give anaerobics users considerable latitude in adjusting properties for optimum performance in specific application areas Another variable that should be considered is the substrate in which the adhesive will be applied For certain substrates or other special requirements the use of primer is recommended WHY USE A PRIMER Primers activate inactive surfaces Primers speed cure times for faster return to service Primers speed curing through larger gaps and deep threads Primers substantially speed cure times on cold parts go w NE Primers act as cleaning agents Active surfaces Primer optional Brass copper bronze iron soft steel nickel Inactive surfaces Primer required Aluminum stainless steel magnesium zinc black oxide cadmium titanium others THREADLOCKING THRU HOLES BOLTS AND NUTS LIQUID AND SEMI SOLIDS Apply Here UZ TD A Clean all threads bolt and nut with Loctite ODC Free Cleaner amp Degreaser If necessary spray all threads with Loctite 7649 Primer N Allow to dry 1 2 3 Select the proper strength Loctite threadlocker
30. tings 12 Sealing New Welds Preventative Maintenance 12 FORM IN PLACE Sealing Cast Rigid Flanges 13 GASKETING Gasketing Quick Selector 13 GASKET DRESSING Sealed Flanges 14 FORM IN PLACE Stamped or Sheet Metal Flanges 15 SILICONES STRENGTHEN KEYED Standard Duty 16 ASSEMBLIES Heavy Duty 17 Repairing Badly Wallowed Keyway 18 SHAFT MOUNTED Repairing Badly Worn Shaft 19 ASSEMBLIES Slip Fit Light Heavy Duty 20 Press Fit 21 Shrink Fit 22 HOUSED COMPONENTS Slip Fit 23 Repairing Badly Worn Housing 24 Component Centering 25 Sealing Retaining Metallic Seal 26 Retaining Compound Quick Selector 27 DISASSEMBLY Threadlocking Thread Sealing and Retaining 28 Gasketing 28 SHAFT REPAIR General Information 29 BONDING Introduction to Bonding Adhesives 30 Bonding Assembly 30 Surface Preparation 31 Adhesive Quick Selector 31 O Ring Making 32 Bonding Metal Label 32 Filling Cracks 33 Structural Bonding 33 RUSTPROOFING Optimum Use 34 CLEANING General Purpose Parts Cleaning 35 TROUBLESHOOTING Checklist 36 ORDERING Product Listing 37 39 INTRODUCTION INTRODUCTION TO ANAEROBIC ADHESIVES AND SEALANTS Anaerobic adhesives and sealants were developed by the founder of Loctite Corporation now Henkel Corporation in 1953 and since then they have significantly evolved to meet the highest requirements of equipment manufacturers maintenance and overhaul Anaerobic adhesives and sealants are resins that convert from liquid to a tough structural solid in
31. uler provided in the Loctite O Ring Making Kit 3 Cut the measured end of the cord stock with a clean razor blade Ensure the cut is clean and square to optimize bond area 4 Apply one drop of Loctite 404 Quick Set Instant Adhesive and mate the two ends of the cord stock BONDING METAL LABEL 1 Clean surface 2 Spray Loctite 7387 Depend Activator onto main part Let dry for two minutes 3 Apply Loctite 330 Depend Adhesive onto back of label 4 Press label onto activated surface and hold for a few seconds 5 Reaches handling strength in 5 minutes Full cure in 24 hours 32 BONDING FILLING CRACKS 1 Clean surface 2 Mix Loctite Fixmaster Poxy Pak Epoxy Adhesive according to package directions 3 Spread mixed material over crack 4 Sets in 5 minutes full cure in 8 hours 5 For maximum protection a piece of material can be applied over the top of the crack to spread the load after applying the mixed adhesive The adhesive will hold it in place STRUCTURAL BONDING 1 Prepare the surface using Loctite ODC Free Cleaner and Degreaser 2 Attach mix nozzle to the Loctite H8600 Weld Eliminator Structural Adhesive cartridge 3 Dispense 50 mm 2 of material to prime nozzle 4 Apply a continuous bead of adhesive in the area you want to patch and or seal 5 Assemble patch using pneumatic pins or rivets or run screws to hold parts together while the
32. uring 9 If additional assistance is required please call our HENKEL TECHNICAL INFORMATION LINE See back cover for the Henkel Technical Information number in your area Note Reference Materials a Product selection cure times gap fill etc use Product Selector Slide Rule LT 776 b Fluid Compatibility Chart LT 836 LIMITATION OF WARRANTY The data contained herein are furnished for information only and are believed to be reliable We cannot assume responsibility for the results obtained by others over whose methods we have no control It is the user s responsibility to determine suitability for the user s purpose of any production methods mentioned herein and to adopt such precautions as may be advisable for the protection of property and of persons against any hazards that may be involved in the handling and use thereof In light of the foregoing HENKEL CORPORATION SPECIFICALLY DISCLAIMS ALL WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARISING FROM SALE OR USE OF HENKEL CORPORATION S PRODUCTS HENKEL CORPORATION 36 SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES OF ANY KIND INCLUDING LOST PROFITS The discussion herein of various processes or compositions is not to be interpreted as representation that they are free from domination of patents owned by others or as a license under any Henkel Corporation patents which may cover such processes or compositions We
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