SYBRON DENTAL SPECIALTIES

Jewelry / Industrial Products

Cast with Kerr.The art and science of lost wax casting.

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Casting Investment Powder

KerrCast 2000 Satin Cast 20 Satin Cast Diamante Satin Cast Xtreme Supervest 20

'RQWZDVWHYDOXDEOHWLPHSROLVKLQJURXJKQLVKHVRUUHFDVWLQJ.HUU&DVWLQJInvestments are manufactured to exacting standards. With a tradition of over 100 years, Kerr is committed to meeting the demands of todays casting needs.

.HUUVUHQRZQHGSURGXFW6DWLQ&DVWLVUHFRJQL]HGE\WKHZRUOGVQHVWMHZHOHUVDVWKHLQYHVWPHQWWKDWFUHDWHVWKHQHVWUHVXOWV(OLPLQDWLQJEXEEOHVLQFOXVLRQVDQGQV6DWLQ&DVWLVDGHSHQGDEOHLQYHVWPHQWWKDWGHOLYHUVVXSHULRUTXDOLW\castings every time.

Kerr Casting Investments

Cast with Kerr.

Platinite Casting Investment Application Chart

Product Application

KerrCast 2000 Gold and silver.

6DWLQ&DVW +LJKHVWTXDOLW\JROGDQGVLOYHU6DWLQ&DVW'LDPDQWH +LJKHVWTXDOLW\VWRQHLQSODFH6DWLQ&DVW;WUHPH +LJKHVWTXDOLW\ZKLWHJROGSupervest 20 Gold and silver, large items.

Platinite Platinum and stainless steel.

G-400 Aluminum.

.HUUV,QYHVWPHQWSURGXFWVRIIHUDSSOLFDWLRQVSHFLFIRUPXODWLRQVXWLOL]LQJRQO\WKHKLJKHVWTXDOLW\UDZPDWHULDOVWRGHOLYHUDVXSHULRUOHYHORIVWUHQJWKDQGDFFXUDF\'HFDGHVRIUHVHDUFKDQGTXDOLW\FRQWUROKDVSURGXFHGPDWHULDOVWKDWGHOLYHUconsistent results to meet the demands of todays changing industry.

Research

Ordering

07960 Satin Cast 20, 45 kg31009 Satin Cast 20, 15 kg31723 Satin Cast 20, 2 kg (6pk)

31312 Satin Cast Diamante, 45 kg25219 Satin Cast Xtreme, 45 kg

27746 KerrCast 2000, 45 kg14169 Supervest 20, 45 kg

27778 Platinite, 36 kg20743 G-400, 45 kg

G-400

Satin Cast 20 is available in easy-to-handle 15kg / 33lbcartons.

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$TXD*UHHQ Ruby Red 7XUTXRLVH%OXH AccuCarve Purple

Injection Wax Application

Product Injection Temp

$TXD*UHHQ &) 5XE\5HG &) 7XUTXRLVH%OXH &) 1

Cast with Kerr.

Ordering

AccuFlakes, 23 kg$TXD*UHHQ14079 Rub Red7XUTXRLVH%OXH18428 NYC Pink)OH[3ODVW%OXH16181 Tuffy Green12138 Super Pink32456 AccuCarve Purple

AccuBeads, 23 kg$TXD*UHHQ33498 Ruby Red7XUTXRLVH%OXH33500 NYC Pink)OH[3ODVW%OXH33502 Tuffy Green33503 Super Pink33504 AccuCarve Purple

)OH[3ODVW%OXH NYC Pink Tuffy Green Super Pink

Chart

Application

$OOSXUSRVH0RVWSRSXODU$OOSXUSRVH0RVWSRSXODU$OOSXUSRVH0RVWSRSXODU+LJKHVWGHWDLO)RUOLJUHH0RVWH[LEOH)RUVWRQHLQSODFH7RXJKHVW)RUODUJHPRGHOV4XLFNVROLGLFDWLRQ)RUEH]HOV+LJKHVWFDUYDELOLW\

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Carving Waxes

Designed for descriminating wax designer, AccuCarve precision carving waxes are specially formulated for hand carving as well as machining. 7KH\UHVLVWFORJJLQJRIFXWWLQJWRROVDQGOHV

Available in 3 degrees of hardness.Green - HardestPurple 0HGLXPKDUGQHVVBlue5HJXODUPRVWH[LEOH

Suggested Burnout3UHKHDWWKHIXUQDFHWR)3ODFHWKHDVNin furnace on a wax burnout tray, and hold

WHPSHUDWXUHWR)IRURQHKRXU&KHFNWRensure the wax has drained into the tray.

5HPRYHWKHZD[WUD\OHDYLQJWKHDVNLQWKHfurnace to continue with normal burnout cycle.

AccuCarve Carving Waxes

Off Center Solid Bar Round Tube Flat Side

1-1/16 7/8 7/8 1 x 1 1-1/8 x 1/834870 Green 34858 Green 34864 Green 34873 Green 34879 Green34871 Purple 34859 Purple 34865 Purple 34874 Purple 34880 Purple%OXH %OXH %OXH %OXH %OXH 1-1/16 1-1/16 1-1/8 x 1 1-5/16 x 1-3/16 34861 Green 34867 Green 34876 Green 34882 Green 34862 Purple 34868 Purple 34877 Purple 34883 Purple %OXH %OXH %OXH %OXH

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3 Piece Bar Kit, 1/2 lbKit with 3 wax bars measuring [[34897 Green34898 Purple34899 %OXH

Block, 1/2 lbWax block measuring[[34885 Green34886 Purple34887 %OXH

Block, 1 lbWax block measuring[[34888 Green34889 Purple34890 %OXH

Slices Asst., 1/2 lbAssorted slices measuring[ZLWKWKLFNQHVVHVIURPWR34894 Green34895 Purple34896 %OXH

Slices Asst., 1 lbAssorted slices measuring[ZLWKWKLFNQHVVHVIURPWR34891 Green34892 Purple34893 %OXH

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StickyA hard, fast setting wax. Repairs wax patterns and welds waxes together. 0HOWVDW&)00623 15 Sticks00625 120 Sticks

Boxing StripsA tacky wax that results in perfect adhesion without the applica-WLRQRIKHDW0HOWVDW&)00609 Strips, box/35

Boxing SticksA tacky wax that results in perfect adhesion without the applica-WLRQRIKHDW0HOWVDW&)00608 Sticks, box/42

Round Wire Spool(DV\WRIRUPZD[ZLUHXVHGIRUSUR-ducing various bars , sprues an prong settings.

11013 6 ga 11017 14 ga11014 8 ga 11018 16 ga 11015 10 ga 11019 18 ga11016 12 ga 11020 20 ga

Kerr has been a manufacturer of precision waxes for over \HDUVSURYLGLQJFRQVLVWHQWTXDOLW\DSSOLFDWLRQVSHFLFwaxes for todays critical casting needs.

Specialty Waxes

Cast with Kerr.

Ivory InlayA superior build-up wax for making patterns. 0HOWVDW&)00481 Regular, 15 Sticks

DisclosingA creamy wax used to repair wax pattern defects. Applies easy to QJHURUWRRO35118 Ivory, 57 g

Utility Sheet RedTacky at room tempera-ture, once applied it will adhere without heat. 00627 Red, Sheet, 1/2 lb

Utility Rod RedTacky at room tempera-ture, once applied it will adhere without heat.09733 Red, Round, 1 lb

Utility Rod WhiteTacky at room tempera-ture, once applied it will adhere without heat.09731 White, Round, 1 lb09732 White, Square, 1 lb

Blue InlayA superior build-up wax for making patterns.0HOWVDW&)00474 Regular, 15 Sticks00475 Regular, 120 Sticks00476 Hard, 15 Sticks00478 Hard, 120 Sticks

Perfect Purple$XQLTXHLQOD\FDVWLQJZD[IRUPXODWHGHVSHFLDOO\IRUZD[SDWWHUQEXLOGXSVUHTXLU-ing hard smooth surfaces in an easy-to use ZD[0HOWVDW&)11493 1 oz bar

Green InlayA superior build-up wax for making SDWWHUQV0HOWVDW&)00480 Hard, 120 Sticks

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Solutions & Carvers

Laboratory Solutions$FRPSUHKHQVLYHOLQHRIDSSOLFDWLRQVSHFLF6HSDUDWRUV6XUIDFWDQWVDie Lubricants and Solvents designed for your most crucial applications. 3URYHQTXDOLW\IRUPXODVWKDWKDYHEHHQLQGXVWU\VWDQGDUGVIRURYHU\HDUV$YDLODEOHLQHDV\WRXVHR]VSUD\ERWWOHVDQGODUJHUR]UHOOV

DebubblizerA surface tension reducing agent that al-ORZVLQYHVWPHQWWRRZuniformly to all portions RIWKHZD[SDWWHUQ)RUuse when hand mixing.22320 8 oz SprayR]5HOO

Super-SepAn alocohol-based die VHSDUDWLQJXLGWKDWdries on contact. Plas-ter, stone or investment can be poured against it immediately.22325 8 oz SprayR]5HOO

9DFXOPA surface tension reducing agent GHYHORSHGVSHFLFDOO\IRULQYHVW-LQJXQGHUYDFXXP(OLPLQDWLQJbubbles on the casting.22327 8 oz SprayR]5HOO

0LFUROPA non-oily, water-solu-ble die lubricant that allows a wax pattern to be removed without dis-WRUWLRQ$OORZVIRUTXLFNand clean separation.22322 8 oz SprayR]5HOO

LaboratorySolitineA solvent designed for FOHDQLQJDQGQLVK-ing wax patterns to a smooth surface. Also removes wax from wax LQMHFWRUVZD[SRWVDQGother tools.00516 4 oz22324 8 oz Spray

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Two Part Wax CarversInnovative wax sculpturing instruments that are customize able by connecting two halves to create the ideal instrument for \RXUSDUWLFXODUQHHG(DFKKDOILQFOXGHVDFRQQHFWRUVFUHZInstruments feature soft hexagonal silicone grips, and offer the option of Stainless Steel or Titanium Nitride coated blades for added strength to withstand higher temperatures.

014-902 014-901 014-900 014-904 014-903

Stainless Steel 014-916 014-923 014-922 014-921 014-920 014-919 014-918 014-917Titanium Nitride 014-946 014-953 014-952 014-951 014-950 014-949 014-948 014-947

Stainless Steel 014-925 014-924 014-915 014-914 014-913 014-912 014-911 014-910Titanium Nitride 014-955 014-954 014-945 014-944 014-943 014-942 014-941 014-940

Set of 3 Waxing InstrumentsCommonly used set, contains: Large Scoop, KROOHQEDFN5HJ6PDOO6FRRS6PDOO&OHRLGLarge Discoid, Small Discoid.014-965 Titanium Nitride014-935 Stainless Steel

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Ultra-Waxer 27KHXOWLPDWHHOHFWURQLFZD[HUMXVWJRWEHWWHUZLWKGXDOVSDWXODVIRUincreased productivity, convenient tip holder for convenience and organization, and easy to use menu functions, such as programmable SUHVHWVDQGTXLFNKHDWIXQFWLRQ,QFOXGHV8OWUD6SDWXODVDQG7LSV6PDOO3.7DQG/DUJH3.7'XDO9ROWDJH9DFItem 34844

Ultra-Spatula and Tips7KH8OWUD:D[HUVWLOOIHDWXUHVDQDOODOXPLQXPOLJKWZHLJKW6SDWXODZLWKLQWHUFKDQJHDEOHKHDWLQJWLSV7KH8OWUD7LSVDUHFRORUFRGHGIRUTXLFNLGHQWLFDWLRQIRDPJULSSHGIRUXOWLPDWHFRPIRUWDQGWKHDELOLW\WRchange the tip while still hot.

35167 Small PKT, Blue 35168 Large PKT, Teal 35169 Beavertail, Purple35170 Small #7, Grey 35171 Large #7, Green 35172 Needle, Red35173 1/2 Hollenback, Black35174 Small Denture, Pink35175 Large Denture, Orange35176 Denture Spoon, Yellow35177 Ultra-Spatula, Cord/Handle

:D[LQJ(TXLSPHQW

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Smoothy7KH6PRRWK\SURGXFHVDDPHOHVVMHWVWUHDPRIKHDWHGDLUDQGLVLGHDOIRUWKHQDOVWDJHVRIZD[SDWWHUQsculpturing. Only 15 cm long, the Smoothy is held like a pencil and WKHKRWDLUMHWLVSDVVHGRYHUWKHVXU-faces of wax patterns to produce smooth, scratch free contours. The Smoothy can also be used as a mini-torch producing pencil SRLQWDPHZLWKWHPSHUDWXUHVXSWR)&VXLWDEOHIRUsoldering precious metals, adding contacts and minor casting repairs. Operates on standard butane fuel DQGLV8/UHJLVWHUHG6XSSOLHGZLWKRQH&URZQDQG%ULGJH)LQLVKLQJWLSItem 013-950

MasterTouchA versatile wax pen offering excellent wax control in pattern build-up and spruing. ([FOXVLYHIHDWXUHRIIHUVLQVWDQWWLSKHDWLQJand cooling when used with the optional foot control. Includes handpiece, foot control, and 2 tips (21878 and 21887). Dual voltage unit.22129 Master Touch Kit21871 Cord/Handle

MasterTouch TipsTips feature Nichrome wire tips with immedi-ate heating and cooling. Tips have snap-n design that allows for easy and safe removal.21874 20 ga, Long Bent21876 20 ga, Bent21877 22 ga, Bent28788 24 ga, Bent21879 28 ga, Bent21887 20 ga, Rolled Flat Spatula21888 22 ga, Rolled Flat Spatula25780 22 ga, Pointed

21874 21879 21878 21877 21876 25780 21888 21887

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&HQWULFR7KH.HUU&HQWULFRLVDZHOOPDGHSUHFLVLRQFDVWLQJPDFKLQHWKDWKDVEHHQWKHLQGXV-try standard for decades. It comes complete with accessories to cast all rings up to GLDPHWHUE\KLJKDQGIHDWXUHVD&DVW5.QREIRUHDV\DQGVDIHZLQGLQJof the arm, heavy duty spring, and heavy duty construction.00009 Centrifco Casting Machine33703 Cast-R-Knob Spin Knob15550 Casting Well

Clay Crucibles4XDOLW\PDGHLQGXVWU\standard clay crucibles for all of your casting needs.00027 (1 oz) 2 pk00028 (2.5 oz)12194 (2.5 oz) Quartz09508 (7 oz)15027 (12 oz)11605 (20 oz)

Zircon Alumina CruciblesNon contaminating, slotted crucibles for use with all DOOR\V)ODWWURXJKHDVLO\KROGVGZWRIDOOR\&RORUFRGHGIRUXVHZLWKVSHFLFPHWDOVWRSUHYHQWFURVVcontamination.010-101 Yellow010-103 Pink010-105 Blue010-001 White

Furnace MarkersSelf sharpening, high temperature ferrous markers for casting molds. Will not burn away during burnout.

Cast with Kerr.

TouchsteamPortable yet a workhorse, the Touchsteam Portable Steamer is SHUIHFWIRUDQ\VL]HODEIRUWKHHOLPLQDWLRQRIOPUHVLGXHIURPVRDSVand ultrasonic cleaners. Also ideal for cleaning and neutralizing metal frameworks prior to porcelain application, removing pencil marks and polishing compound from models and dies, as well as cleaning porcelain before glazing. Heavy-duty stainless steel construction with a one gallon tank, and a cool-grip handpiece ZLWKLQWHUFKDQJHDEOHQR]]OHV,WIHDWXUHVDXQLTXHVHOIUHJXODWLQJSUHVVXUHFDSDQGUHTXLUHVQRSOXPELQJ)RRWSULQWGLPHQVLRQVDUH[DQGZHLJKWVOHVVWKDQOEVZKHQIXOOAn innovative Catch Tray system is available separately, allowing the user to control the spray and collect excess water in a con-nected reservoir. This allows even more portability - as it does not need to be placed near a sink.33405 Touchsteam 110V33406 Touchsteam 230V33473 Catch Tray

Stainless Steel Flasks00016 &'LD00018 &'LD32970 &'LD00020 &'LD

Rubber Sprue Bases32401 7'LD13989 7'LD32969 7'LD13247 7'LD

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(OHFWUR0HOWVDUHDOLQHRIFRPSDFWHOHFWULFIXUQDFHVIRUPHOWLQJPHWDOVThey are designed to be hand-held for easy pouring of the metal directly from the furnace. This makes them ideal for use in casting, reclaiming, DOOR\LQJDQGUHQLQJPHWDOV

(OHFWUR0HOWVDUHDXWRPDWLFDQGIHDWXUHHOHFWURQLFFRQWUROOHUVIRUextremely precise melting of metal, including high-karat gold. The electronic feature regulates the temperature by providing full power input to the furnace until a selected temperature is attained, and will hold the WHPSHUDWXUHWRD)&0D[LPXPWHPSHUDWXUH&)

Standard Electro-Melt (1 kg)0HOWLQJ&DSDFLW\*ROGJ7UR\R]6LOYHUJ7UR\R]PLQXWHVWR&)

31809 120V

31808 230V

Electro-Melt

Cast with Kerr.

(OHFWUR0HOWVDUHVXSSOLHGwith a graphite stirring rod and a graphite crucible which provides a reducing atmosphere during melting.

Maxi Electro-Melt (3 kg)0HOWLQJ&DSDFLW\*ROGNJ7UR\R]6LOYHUNJ7UR\R]PLQXWHVWR&)

31811 120V

31810 230V

Super Flux$VSHFLDOMHZHOHUVFRPSRXQGIRUX[LQJprecious metals when torch melting or furnace melting. R]JMDU12067

Graphite Crucibles'HVLJQHGIRU.HUU(OHFWUR0HOWVWKHVHgraphite crucibles provide maximum resistance to oxidation while metal is being melted. 29478 R]NJ6WDQGDUG29479 R]NJ0D[L

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Investment Mixing Instructions for Satin Cast Series, KerrCast 2000 and Supervest 20

1. Weigh investment. 2. 0HDVXUHZDWHU 4. 0L[WRminutes.

3. Add investment to water.

5. Vacuum 20 seconds after boil.

6. 3RXULQWRDVN

10. Remove sprue base.

9. Preheat furnace )&IRUPXOWLSOHDVNVdo not preheat)

11. Load into furnace.

12. )ROORZDSSURSULDWHburnout cycle.

8. /HWDVNVVLWVWLOOfor 2 hours.

7. Vacuum up to 90 seconds.

Cast with Kerr.

Investment Troubleshooting

Condition Causes / Corrections

)LQVRUDVKRQFDVWLQJ ,QFRUUHFWZDWHUSRZGHUUDWLRFDXVLQJZHDNLQYHVWPHQWPROGLQYHVWPHQWLPSURSHUO\VWRUHGDGGHGWKLQPHWDOH[WHQVLRQV LQYHVWPHQWH[WHQGHGSDVWZRUNWLPHDVNVGLVWXUEHGWRRVRRQDVNVKHDWHGWRRUDSLGO\

1RQOOV Pattern improperly sprued (too thin or too few), incomplete wax burnout, mold too cool when cast,LQFRPSOHWHFDVWLQJV PHWDOWRRFRROZKHQFDVWLQVXIFLHQWPHWDOE\ZHLJKW

Porous castings 3DWWHUQLPSURSHUO\VSUXHGLQFRPSOHWHZD[EXUQRXWPHWDORYHUKHDWHGPROGWRRKRWWRRPXFKROGQHFDYLWLHVLQPHWDO PHWDOQHYHUXVHPRUHWKDQPHWDOLQVXIFLHQWO\X[HGWRRPXFKX[DGGHGWRPHWDO

Foreign particle inclusions 6KDUSFRUQHUVDQGEHQGVLQVSUXHV\VWHPDVNSODFHGLQIXUQDFHWRRVRRQDVNKHDWHGWRRIDVW

Spauling 6KDUSFRUQHUVDQGEHQGVLQVSUXHV\VWHPDVNSODFHGLQIXUQDFHWRRVRRQDVNKHDWHGWRRIDVW(portion of investment in mold) investment handled past work time

Bubbles / Nodules :D[SDWWHUQVQRWSDLQWHGZLWKZHWWLQJDJHQWVOXUU\QRWVXIFLHQWO\PL[HGYDFXXPLQQHHGRISXPSRLO

Rough Surface 5RXJKQHVVRQZD[SDWWHUQSDWWHUQLPSURSHUO\VSUXHGLQFRUUHFWZDWHUSRZGHUUDWLR

Watermarks (grainy surface) ,QYHVWLQJWRRUDSLGO\LQFRUUHFWZDWHUSRZGHUUDWLRLQYHVWPHQWKDQGOHGSDVWZRUNWLPH

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Investment Recommended Water / Powder Ratios

Weight / lbs.

grams Waterav. oz

ml Yieldscubic inch

Yieldscubic cent.

Waterav. oz.

ml Yieldscubic inch

Yieldscubiccent.

227 3.0 86 10.5 174 3.2 91 11 1791 454 6.1 172 21 349 6.4 182 22 359

5 2268 31 862 107 1745 32 908 110 1794

10 4535 61 1724 213 3490 64 1816 219 3589

15 6803 92 2586 320 5235 96 2724 329 5383

20 9070 122 3448 426 6980 128 3632 438 7178

25 11338 153 4310 533 8725 160 4540 548 8972

Heavy CastingsHeavy Ladies Rings,

0HQV5LQJV6FKRRO5LQJV38 ml water to 100 g powder

Regular CastingsLadies Rings, Pendants,

)LOLJUHH,QWULFDWH:D[3DWWHUQV40 ml water to 100 g powder

To determine the number of pounds

RILQYHVWPHQWQHHGHGWROODQ\SDUWLFXODUDVNGLYLGHWKHFXELFLQFKFRQWHQWRIWKHDVNE\(1 lb = 454 grams).

7RGHWHUPLQHDVNFRQWHQWLQFXELFinches:

Round Flask:

0.7854 x dia. 2 x height

Square Flask:

width x length x height

Cast with Kerr.

Investment Powder & Water Requirements for Flask SizesTop Figure - Investment Powder (oz), Bottom Figure - Water (ml)

Flask Diameter

Height2 2.5 3 3.5 4 5 6 2 2.5 3 3.5 4 5 6

5 oz57 ml

6 oz68 ml

7.5 oz85 ml

9 oz102 ml

10 oz114 ml

5 oz53.9 ml

6 oz64.6 ml

7.5 oz80.8 ml

9 oz97 ml

10 oz107.8 ml

8 oz91 ml

10 oz114 ml

12 oz136 ml

14 oz160 ml

16 oz183 ml

20 oz228 ml

8 oz86.2 ml

10 oz107.8 ml

12 oz129 ml

14 oz150.9 ml

16 oz172.5 ml

20 oz215.6 ml

12 oz136 ml

15 oz170 ml

18 oz205 ml

21 oz240 ml

1.5 lb274 ml

30 oz340 ml

32 oz410 ml

12 oz129.3 ml

15 oz161.7 ml

18 oz194 ml

21 oz226.4ml

1.5 lb258 ml

30 oz323 ml

32 oz345 ml

1 lb182 ml

1.25 lb228 ml

1.5 lb274 ml

1.75 lb320 ml

2 lb364 ml

2.5 lb456 ml

3 lb548 ml

1 lb172 ml

1.25 lb215 ml

1.5 lb258 ml

1.75 lb301 ml

2 lb344 ml

2.5 lb430 ml

3 lb516 ml

18 oz205 ml

23 oz262 ml

27 oz308 ml

2 lb364 ml

2.25 lb410 ml

3 lb546 ml

3.5 lb637 ml

18 oz194 ml

23 oz247.9 ml

27 oz291 ml

2 lb344 ml

2.25 lb387 ml

3 lb516 ml

3.5 lb602 ml

3.75 lb682 ml

4.75 lb864 ml

5.5 lb1000 ml

3.75 lb645 ml

4.75 lb817 ml

5.5 lb946 ml

Heavy CastingsHeavy Ladies Rings,

0HQV5LQJV6FKRRO5LQJV38 ml water to 100 g powder

Regular CastingsLadies Rings, Pendants,

)LOLJUHH,QWULFDWH:D[3DWWHUQV40 ml water to 100 g powder

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Recommended Work Time - In Minutes

1 2 3 4 5 6 7 8 9 10 11 12

Add powder to water and mix

Vacuum mixing bowlPour into DVN 9DFXXPDVN

Top off DVN

Setting time

Gloss off

Conventional Mixing

1 2 3 4 5 6 7 8 9 10 11 12

Add powder to water and mix

)LOOWKHDVNV Setting time

Gloss off

Vacuum Mixing

Work Time: Work time is the time that has elapsed between adding the powder to the water, and when the investment thickens.

Water Temperature: :DWHUVKRXOGEH)&WR)&&ROGHUZDWHUH[WHQGVZRUNWLPHZDUPHUZDWHUVKRUWHQVZRUNWLPH

Cast with Kerr.

Recommended Burnout Cycles

5 Hour Cycle[

(63 x 63 mm)

8 Hour Cycle[

(89 x 100 mm)

12 Hour Cycle[

(100 x 200 mm)

Casting TemperaturesLadies Rings,

lacy or intricate designs

)&

Gents Rings,

heavier designs

)&

During the last 1 to 2 hours of burnout,

WKHWHPSHUDWXUHPXVWEHDGMXVWHGVRWKDWWKHDVNVDUHDWFRUUHFWtemperature for casting.

300F/149C5 Hour - 1 hr8 Hour - 1 hr

12 Hour - 2 hr

700F/371C5 Hour - 1 hr8 Hour - 2 hr

12 Hour - 2 hr

900F/482C8 Hour - 1hr

12 Hour - 2 hr

1350F/732C5 Hour - 2 hr8 Hour - 3 hr

12 Hour - 4 hr

Casting Temp.

5 Hour - 1 hr8 Hour - 1 hr

12 Hour - 2 hr

73F/23CAmbient

Cast

Initial Wax and

Water Elimination

Trapped Wax

Elimination

Thermal Expansion

of Mold

Complete

Elimination

Temperature

Reduction

Note: Graph is meant as a guide only, adjustments should be made as necessary.

5, 8 and 12 Hour Cycles represent hold times only, and do not include ramp time.

Recommended ramp time of approximately 9F / 5C per minute.

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Injection Wax Instructions for AccuBeads and AccuFlakes

1. )LOOZD[SRWand heat to VSHFLFLQMHFWLRQtemperature. It is important not to overheat the wax.

2. Spray both sides of the rubber mold ZLWK.HUU0LFUROPRU6LOLFRQH0ROGRelease spray. Open mold fully by bending it backwards in order to reach all ares with the spray. It is not necessary to spray each time before LQMHFWLQJWKHPROG

4. Put rubber mold into clamp or hold between two plates applying moderate pressure by hand. Insert nozzle into sprue opening in mold. Press mold into nozzle for 5 to 7 VHFRQGV0DNHsure rubber mold is at 90 degree angle for best results.

3. $GMXVWDLUpressure on ZD[LQMHFWRUWRbetween 3 and 10 pounds. Higher pressure can be used if necessary. However, for best results keep pressure under 15 pounds.

5. Wait for 1 to PLQXWHVto allow wax to solidify. Open mold carefully and remove pattern making sure that you do not force the pattern out of the mold.

6. Change wax in LQMHFWRUSRWHYHU\WRPRQWKV8VHKerr Laboratory Solitine or other wax solvent for cleaning of the wax pot and LQMHFWLRQQR]]OH

Condition Cause Correction

0ROGRYHUOOV Air pressure too high Reduce air pressure :D[WRRKRW $GMXVWWHPSHUDWXUH 0ROGSODWHVKHOGXQHYHQ +ROGSODWHVUPO\GLVWULEXWLQJSUHVVXUHHYHQO\ 0ROGKHOGWRRORQJDWQR]]OH +ROGIRUOHVVWLPH

0ROGQRWOOLQJ $LUSUHVVXUHWRRORZ $GMXVWDLUSUHVVXUH :D[QRWKRWHQRXJK $GMXVWWHPSHUDWXUH Nozzle plugged Remove and clean

Air bubbles in pattern $LUSUHVVXUHWRRKLJK $GMXVWDLUWHPSHUDWXUH :D[SRWORZRQZD[ $GGZD[HQVXUHZD[SRWLVPRUHWKDQIXOO :D[WRRKRWRUWRRFROG $GMXVWWHPSHUDWXUHDQGVWLUZD[WRUHOHDVHWUDSSHGDLU

Wax brittle :D[WRRKRW $GMXVWWHPSHUDWXUH :D[KDVEHHQUHXVHG 8VHQHZZD[ 0ROGVFRROLQJWRRORQJ ,QMHFWIHZHUPROGVGXULQJF\FOHSURGXFWLRQ

Wax discolored Wax too hot Clean wax pot, add new wax

Cast with Kerr.

Injection Wax Troubleshooting

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Mold Rubber Instructions

1. Preheat YXOFDQL]HUWR)155C. Temperature should not exceed )&

2. Cut the rubber WRWLQWRWKHPROGframe.

Remove backing from both sides of rubber and SODFHUVWOD\HUVinto mold pressing UPO\

4. Place second mold plate on top and place between platens.

&ORVHSODWHQVUPO\continue to tighten at two minute intervals, after 8 PLQXWHVJLYHQDOtightening.

3. Cut and form rubber around PRGHOOOLQJDOOvoids.

Press the model into center of rubber. Pack remaining layers.

5. Deterimine the correct vulcanizing time by allowing 7.5 minutes per layer RIUXEEHU)RUH[DPSOHD(20mm) thick mold frame will take 7 layers of rubber, and will take 53 minutes of vulcanizing time. )RUEHVWUHVXOWVGRnot exceed these time limits.

6. After vulcanizing, remove and allow to cool at room temperature for approximately 25 minutes before cutting.

Cast with Kerr.

Condition Cause Correction

Cut mold does not seal evenly &DXVHGE\WLOWRISODWHQV (QVXUHWKDWSODWHQVDUHSDUDOOHOLQFORVLQJ(warping)

Voids in mold 0RGHOQRWOOHGLQZLWKUXEEHU 3DFNUXEEHUSLHFHVLQWRDQGDURXQGPRGHO 3UHKHDWYXOFDQL]HUWR)& 7LJKWHQYXOFDQL]HUWXUQSDVWUVWUHVLVWDQFH $OORZPLQXWHVDW)&IRUHYHU\PP )RULQWULFDWHPROGVDOORZPLQXWHVDW)&IRUHYHU\PP

Mold delaminates after curing 6XUIDFHRIVWULSVQRWFOHDQ 8VHQHZVWULSV'RQRWFRQWDPLQDWHVXUIDFHVZLWKKDQGVDQG Rubber has begun to vulcanize protect from dirt or dust.

Mold soft and sticky in center 8QGHUKHDWHG&XUHWRRVKRUW &KHFNWHPSHUDWXUHRISODWHQV +HDWLQJHOHPHQWEXUQHGRXW &XUHPLQXWHVIRUHDFKPP

Mold has pebbly surface Overheated Check calibration of vulcanizer

Mold is sticky and scorched

Excessive shrinkage

/DFNRIH[LELOLW\

Mold Rubber Troubleshooting

SYBRON DENTAL SPECIALTIES

.HUU-HZHOU\,QGXVWULDO3URGXFWV1717 West Collins AvenueOrange, CA 92867