Molykote® 55 O-Ring Grease

Product InformationHighPerformanceLubricants Molykote ® 55 O-Ring GreaseFEATURES• Excellent oxidation resistance• Good corrosion protection• Wide Service Temperature Range65°C to +175°C (-85°F to +347°F)• Compatible with many plastics andelastomersCOMPOSITION• Silicone oil• Ester• Lithium SoapSilicone based grease for O-ringsAPPLICATIONS• Lubrication between rubber and metal parts in pneumatic systems in aircraft,automotive and general industrial applicationsTYPICAL PROPERTIESSpecification Writers: These values are not intended for use in preparingspecifications. Please contact your local Dow Corning sales office or your GlobalDow Corning Connection before writing specifications on this product.Test* Property Unit ResultColorOff-whiteNLGI consistency class approx. 2ASTM D 217 Worked Penetration mm/10 290ISO 2811 Density at 20°C (68°F) g/cm^3 0.98DIN 51 562 Base oil viscosity at 25°C (77°F) mm 2 /s 100Service temperature °C -65 TO +175°F -85 TO +347ASTM D 566 Drop point °C 220°F 412ASTM D147880 Low temperature torque test at -65°C (-85°F)Initial break-away torque Nm 325x10 -3Torque after 20 minutes running time Nm 35x10 -3Coefficient of frictionSteel ball against plastic surface (POM) Øball = 12.7mm, load = 6.3N, v =10 mm/s,24h, μ= 0.03ResistanceDIN 51 808 Oxidation resistance, pressure drop 100h,99°C (210°F) bar 0.1Corrosion protectionDIN 51 802 SKF-Emcor method - degree of corrosion 0FED Std 791 Bleed, 24h at 150°C (302°F) % 3.0Evaporation, 24h at 150°C (302°F) % 1.4ASTM D 1264 Water washout resistance % 4.2* ASTM: American Society for Testing and Materials.ISO: International Standardization Organization.DIN: Deutsche Industrie Norm.FED: Federal Standard: Testing Method of Lubricants, Liquid Fuels and Related Products.DESCRIPTIONMolykote ® 55 O-ring Grease is asilicone-based material that helpsensure positive lubrication and sealingby slightly swelling rubber O-ringsand seals. This product is heat stableand oxidation resistant and isserviceable from approximately -65 to175°C (-85 to 347°F).HOW TO USEGrease should be applied using brush,grease gun, or automatic lubricationsystem. Molykote 55 O-ring Greasecan be used in centralized lubricationsystems. Do not mix with othergreases.

COMPATIBILITYMolykote 55 O-Ring Grease hasbeen shown to swell natural rubber.However, compatibility of thelubricant may vary with theplasticizer content of specificmaterials (especially elastomers).Small-scale compatibility testingshould be conducted prior to theuse of this product in anyapplication.Molykote 55 O-Ring Grease shouldnot be used with the followingmaterials unless thoroughly testedfor your specific application:• Silicone rubber (SR)• Polycarbonate (PC)• Acrylonitrile-butadienestyrene(ABS)• Liquid oxygen (or other strongoxidizers)HANDLINGPRECAUTIONSProduct safety information requiredfor safe use is not included. Beforehandling, read product and safetydata sheets and container labels forsafe use, physical and health hazardinformation. The material safetydata sheet is available on theDow Corning Web site atdowcorning.com. You can alsoobtain a copy from your localDow Corning sales representativeor Distributor or by calling yourlocal Dow Corning GlobalConnection.USABLE LIFE ANDSTORAGEWhen stored at or below 32°C(90°F), Molykote 55 O-Ring Greasehas a shelf life of 60 months fromdate of manufacture. Refer toproduct packaging for “Use By”date.PACKAGINGINFORMATIONThis product is available instandard industrial container sizes.For details please refer to yourDow Corning Sales office.LIMITATIONSThis product is neither tested norrepresented as suitable for medicalor pharmaceutical uses.HEALTH ANDENVIRONMENTALINFORMATIONTo support Customers in theirproduct safety needs, Dow Corninghas an extensive ProductStewardship organization and ateam of Product Safety andRegulatory Compliance (PS&RC)specialists available in each area.For further information, please seeour Web site, dowcorning.com orconsult your local Dow Corningrepresentative.LIMITED WARRANTYINFORMATION –PLEASE READCAREFULLYThe information contained herein isoffered in good faith and isbelieved to be accurate. However,because conditions and methods ofuse of our products are beyond ourcontrol, this information should notbe used in substitution forcustomer’s tests to ensure that ourproducts are safe, effective, andfully satisfactory for the intendedend use. Suggestions of use shallnot be taken as inducements toinfringe any patent.Dow Corning’s sole warranty isthat our products will meet thesales specifications in effect at thetime of shipment.Your exclusive remedy for breachof such warranty is limited torefund of purchase price orreplacement of any product shownto be other than as warranted.DOW CORNINGSPECIFICALLY DISCLAIMSANY OTHER EXPRESS ORIMPLIED WARRANTY OFFITNESS FOR APARTICULAR PURPOSE ORMERCHANTABILITY.DOW CORNING DISCLAIMSLIABILITY FOR ANYINCIDENTAL ORCONSEQUENTIAL DAMAGES.We help you invent the future. molykote.comMolykote ® 55 O-ring GreaseDow Corning and Molykote are registered trademarks of Dow Corning Corporation.2011, July 25 We help you invent the future is a trademark of Dow Corning Corporation.Form No. 71-0274G-01©1997 - 2011 Dow Corning Corporation. All rights reserved.3