Matchmaker Zr User Manual
Contents
1. Matchmaker ALX is a leucite free veneering ceramic thathas been specially formulated for bonding to a oxide copings The dentine fires at 980 C and shows remarkable vitality and colour veracity in the wi shade range A1 to D4 and th latest bleach shades HAO HBO and HBOO Davis Schottlander amp Davis Ltd Tel 44 0 1462 480848 Fitth Avenue Letchworth Garden City Fax 44 0 1462 482802 Hertfordshire SG6 2WD e mail export schottlander co uk g England sales schottlander co uk www schottlander com2. Zirconium Frameworks match Poe Ceramic for r Perfect shades straight from the bottle Instruction Manual schottlander Products for better dentistry P match ak Zirconium aie Frameworks match Nabe Ceramic for r Zirconium Frameworks Perfect shades straight from the bottle Matchmaker Zr Ceramic for Zirconium Frameworks Matchmaker Zr has been specially developed for layering on top of zirconium bridges and copings Coefficient of expansion shades and light handling properties have been carefully developed to give superb results over the whole range of such frameworks The dentine fires at 810 C and shows remarkable vitality and colour veracity in the whole of the shade range Al to D4 and the latest bleach shades HAO HBO and HBO0 Index Product Selection Chart amp Firing Instruction Overview 1 Frame Liner Firing 2 Shoulder Firing 3 Neck Dentine Dentine amp Enamel 1st Firing 4 Building Translucency Opalescence amp Fluorescence into the Crown 5 Dentine amp Enamel 2nd Firing Glaze Firing amp Applicatio i of Stains Af Properties f 6 ife unsuitable for aluminium oxide copings schottlander Products for better dentistry match ak Product Selection Chart amp Wes Firing Instruction Overview Matchmaker Zr Ceramic for Zirconium Frameworks Product Selection Chart mse Al A2 A3 A3 5 A4 HBO HBOO Bl B2 B3 B4 Cl C2 C3 C4 D2 D3 D4 REL JLL SE M LL S EAZ MA Sel LL
3. Drying Time C Min oC Without Vacuum Glaze without Glaze Powder 480 2 minutes 45 No 820 Glaze with Glaze Powder 480 2 minutes 45 No 790 1 minute schottlander 7 match ak Matchmaker Zr Wes Physical properties Physical Properties 1 Flexural Strength MPa Flexural Strength Flexural strength is measured in accordance with EN ISO 6872 1998 and is carried out by subjecting the specimen to 3 point bending This test gives a measure of the ceramic material s resistance to fracture as well as its elastic and plastic properties The results obtained are dependent on chemical composition particle size analysis and firing cycle used Matchmaker Competitor ISO Zr 6872 1998 Universal Hardness Ma Uorerd adne The surface hardness of a ceramic is a measure of it s resistance to deformation Universal Hardness HU is measured using an 4000 instrument with a diamond tip It is a function of applied force and TNN indentation depth under effective load and allows the hardness of a wide variety of materials to be compared n fi 2500 2000 B 1500 m 1000 m 500 s Matchmaker Competitor Conventional Zr Porcelain Chemical Solubility Chemical Solubility hen 2 A 0 020 Chemical solubility is a measure of the durability of the ceramic and whether the surface of the restoration will degrade under the hostile cond
4. RLL ea Mo M ML Rl BEES Mly PL Matchmaker Zr Neck Dentines ND1 ND1 ND2 ND2 ND3 ND4 ND1 NDI NDI ND2 ND3 ND3 NDI NDI ND3 ND4 ND3 ND3 ND2 Sez S32 3832 532 S33 S33 9532 7832 S327 S32 33 533 S34 S34 95349 S34 lt 534 Sa 834 S31 35 Neutral Neutral Opaque HAO AL Sen ADD A O IB O0 Bio B wo w G0 Q U MY D9 Matchmaker Zr Enamels Ey ES Je BD D WO EP l7 ay BI JI J ED B9 RIO EO 189 Matchmaker Zr CE CT3 CT4 CT5 Cr Colour Translucents White Red Yellow Orange Grey N OT Neutral Opal Translucent Matchmaker Zr Translucents FN Fluorescent Neutral mix with dentines or enamels for increased fluorescence SDI SD2 SD3 SD4 SD5 Buttermilk Ivory Honey Sand Buff Gl G2 Light Dark Pink Pink Matchmaker Zr Glaze Powder l 2 3 4 5 6 7 Matchmaker CTE Stains White Vallone Derek Orange Dark Pink Blue Brown Brown Firing Temperatures Start temp C Min dry time Temp rise C min Vacuum High temp C Hold time without vacuum Appearance Glaze without Glaze depending glaze powder on requirements Glaze with glaze powder Glaze All temperatures given are based on an accurately calibrated vertical muffle furnace Individual furnaces and operating conditions vary If furnace has previously been used with metal alloys decontaminate before use Shake all powder bottles before use schottlander match akZ Frame Liner x Firing Frame Liner Firing Matchmaker Zr Frame Liner may be used to reduce the opti
5. al margin blending up onto the liner approx 1 2mm interstitially mesially and distally Continue to build up the dentine and enamel and fire together as firing instructions Build in areas of greater depth of colour with Matchmaker Zr Opacious Dentine and complete the labial anatomical form of the crown with the chosen shade of dentine material Once the anatomical form has been contoured over build slightly in length to allow for minimal shrinkage during firing Reduce the dentine incisally mesially and distally to allow for the enamel Hint For even greater vitality a thin layer of Matchmaker Zr Clear may be laid down in between the dentine and enamel layers Either use the Matchmaker Zr Enamels shown for the individual shades or for more natural effects use Matchmaker Zr Opalescent Colour Translucents or mix with between 25 and 50 Opal Translucent see page 5 Apply the enamel labially to the dentine and blend towards the cervical margin as shown in the diagram Note that it is unnecessary to remove large amounts of dentine from the incisal area Continue the palatal build up of enamels and opacious dentines over the already applied Matchmaker Zr Dentine Remove the restoration from the model and build up the contact points with the appropriate Matchmaker Zr Dentine or Enamel Complete the interstitial and incisal build up by overlaying with enamel allowing for any shrink back during firing Afte
6. cal brightness of zirconium copings It will not normally be required when the coping is pre shaded or where the depth of the Matchmaker Zr ceramic is greater than 1 0mm Choose the shade of Frame Liner to suit the case concerned Suggestions are shown in the product selection chart It is more often required with mid to dark shades and where space is limited Mix the Matchmaker Zr Frame Liner powder with the Matchmaker Zr Modelling Liquid and apply one thin even layer and fire before Matchmaker Zr Shoulder or Dentine Porcelains The fired Frame Liner has a slight sheen appearance Notes If furnace has previously been used with metal alloys decontaminate before use Only a very thin layer is required Firing 450 2 minutes 55 Yes 800 1 minute 9 schottlander match Nab Shoulder Firing Seal the model with at least two applications of Matchmaker Model Sealant This has minimal thickness Then lubricate the edges of the die using the Matchmaker Ceramic Separating Pen Place the coping back onto the model ensuring that it is fully seated Choose the shade of Matchmaker Zr Shoulder Powder for the shade concerned and mix to a creamy consistency with Matchmaker MC LF ALX Zr Shoulder Liquid and apply to the neck of the coping pushing the material into the margin area To reduce the chroma mix with 31 Neutral To increase the opacity mix with 35 Neutral Opaque Vibrate porcelain into place Remove exces
7. e relevant dentine shade In the example opposite opacious dentines are used to highlight variations in mamelon colour Matchmaker Zr Dentine amp Enamel Start Temp Minimum Vacuum High Temp Hold Time oC Drying Time oC Without Vacuum Ist Firing 450 6 minutes 45 Yes 810 1 minute schottlander 5 match Ms Dentine and Enamel 2nd Firing After the first firing the restoration should appear textured with a slight sheen Trim to the required shape using Schottlander Super V diamonds or K M Green abrasives If any small additions or corrections are required see opposite the surface should be lightly ground and thoroughly cleaned prior to porcelain application using a steam or ultrasonic cleaner Because of the low shrinkage of Matchmaker Zr additions at this stage should be minimal Keep powders moist during build up to avoid drying out If material on the glass slab or mixing dish dries out during use only re wet with distilled water and not modelling liquid After firing the surface should have a slight sheen and be smooth with the desired shape ready for any final adjustments and characterisation Matchmaker Zr Dentine amp Enamel Start Temp Minimum Vacuum Dentine amp Enamel 2nd Firing High Temp oC Hold Time Without Vacuum ac Drying Time 2nd Firing 450 6 minutes 45 800 1 minute schottlander a match akZ Glaze Firing amp Wes Application of Stains Glaz
8. e Firing Glaze firing without glaze powder preferred method Make any final adjustments and characterise the surface The unit must then be thoroughly cleaned using an ultrasonic or steam cleaner Introduce into furnace and fire on cycle shown below without vacuum When coping has cooled to room temperature polish to desired sheen using pumice Glaze firing with glaze powder Prepare crown or bridge as for glazing without glaze powder Mix the Matchmaker Zr Glaze powder with the Glaze Liquid to a thin creamy consistency and apply as thinly as possible over the surface Any excess should be removed with the brush Increase High Temperature when higher glaze required and vice versa Application of stains If surface staining is required use Matchmaker CTE Stains Mix the Matchmaker CTE Stains chosen stain powder with its matching Glaze amp Stain Liquid and GECE Code SELG Code apply as required White 729 01 Blue 729 07 Yellow 729 02 Grey 729 08 Note Ifa smoother surface is required after glazing then the Peach 729 03 A 729 A surface before final glaze must also have been made smoother using Orange Brown 729 04 B 729 B very fine abrasives or rubbers Dark Brown 729 05 C 729 C Pink 729 06 D 729 D Internal application of stains When using stains internally only mix your usual dentine build up liquid Never use Glaze amp Stain Liquid Start Temp Minimum Temp Rise Vacuum High Temp Hold Time Je
9. itions of the mouth Matchmaker Zr was tested in accordance oos with EN ISO 6872 1998 together with a competitor product and a conventional bonding porcelain and was shown to have excellent 0 010 H properties 0 005 0 000 Matchmaker Competitor Conventional Zr Porcelain 8 schottlander match ak Matchmaker Zr Wes Physical properties Physical Properties 2 Coefficient of Linear Thermal Expansion p Coefficient of Linear ae 10 K Thermal Expansion Although it is always thermal expansion which is quoted it is in fact primarily the contraction on cooling that this measure predicts Ideally the veneering material should have a contraction slightly greater than that of the underlying zirconia coping which puts it under compression and thus giving greater stability to the composite structure The coefficient of expansion is measured between 25 and 500 C in accordance with EN ISO 9693 2000 Matchmaker Competitor Zr Glass Transition Temperature aC Cisse Tiero Temperature The transition of a glass from an elastic to a viscoelastic phase is 600 defined by Te the glass transition temperature Above Tc stresses are relaxed as the material flows but beneath it considerable stresses can be built up within the material Hence thermal expansion is always measured below Tc The glass transition temperature is measured in accordance with EN ISO 9693 2000 Matchmake
10. r Competitor Zr Other Physical Properties Porosity of fired ceramic complies with EN ISO 9693 2000 Bond strength test of ceramic complies with EN ISO 9693 2000 schottlander 9 Matchmaker MC is a complete bonded crown system offering levels of quality and consistency that are greatly Superior to those of any previous system Matchmaker MC allows you to create beautiful highly individual crowns that sparkle with vitality and natural fluorescence Thanks to the systems components a perfect match is guaranteed time after time mate ORES Matchmaker Press is designed for all ceramic crowns as well as inlays onlays and veneers Its special leucite and glass matrix imparts strength in excess of the requirements of EN ISO 6872 together with optical properties which blend seamlessly with the natural tooth Within the Matchmaker Press system are many ancillary products that help both dentists and technicians to obtain superb results time after time Ceramic mately 4 7 Matchmaker LF has been developed both for metal ceramic crowns and bridges and also as a veneering ceramic on top of Matchmaker Press ceramic cores inlays onlays and veneers Matchmaker LF is compatible with all standard coefficient alloys and with a special leucite and glass matrix imparts strength in excess of the requirements of EN ISO 9693 This special matrix is also less abrasive to the Opposing dentition than traditional feldspathic porcelains mateh 2
11. r firing the surface should appear textured with a slight sheen Matchmaker Zr Neck Dentine Start Temp Minimum Vacuum High Temp Hold Time Dentine amp Enamel 36 Drying Time C Without Vacuum Ist Firing 450 6 minutes 45 Yes 810 1 minute 4 schottlander match ak Building Translucency Opalescence amp Wes Fluorescence into the Crown Building Translucency Opalescence and Fluorescence into the Crown The natural enamel layer is made up of many soft and subtle colours Many of these may be built up using the Colour Translucents and Neutral within the Matchmaker Zr system Their power comes when they are laid alongside complementary colours see diagram opposite Lay down the Matchmaker Zr Colour Translucent powders using a lateral segmental build up technique Commonly used Matchmaker Zr Colour Translucent powders are CT1 Opal Blue CT2 Opal White CT4 Opal Yellow and CT5 Opal Orange Overlay with the regular Matchmaker Zr Enamel or mix 50 50 with Zr Neutral The resultant crown or bridge will reflect the harmonic variations of natural teeth Other natural effects may be achieved by careful use of Opacious Dentine SD1 Buttermilk and SD2 Ivory For an opalescent effect mix Matchmaker Zr Opal Translucent between 25 and 50 with the relevant enamel depending upon the degree of opalescence required To give the crown increased fluorescence mix one part 20 Matchmaker Zr Fluorescent Neutral with four parts of th
12. s moisture with a tissue Allow to partially dry until the powder begins to lighten in colour This can be accelerated by the application of gentle heat or warm air by means of a hair dryer The finished and fired porcelain margin should be convex have a slight sheen and fit precisely to the model When the coping has cooled the die should once more be lubricated using the Matchmaker Ceramic Separating Pen and the coping placed on it Add additional shoulder material to compensate for any firing shrinkage and re fire at same temperatures Notes A minimum 0 5mm around the whole circumference of the shoulder is required for support Care Always ensure the die and inside of the coping are clean before replacement of coping on die Do not overbuild initial shoulder application shoulder Firing All Firings 450 4 minutes 1 minute schottlander a match Mak Neck Dentine Dentine Wes amp Enamel 1st Firing Neck Dentine Dentine and Enamel 1st Firing Moisten the coping with the Matchmaker Zr Modelling Liquid Use Bl Shoulder Powder Matchmaker Zr Neck Dentines to reduce the optical value in thin F Dentine margin areas making it possible to recreate natural emergence H Ename contour profiles Mix the shades of Matchmaker Zr Dentine and E coping Neck Dentine chosen from the product selection chart with i penine Matchmaker Zr Modelling Liquid Apply a thin layer over the fired Frame Liner around the cervic
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