Appendix B: General Properties and Data on Elastomers and Plastics 183 Table B17 Chemical and Oil Resistance of Silicone Rubber Percent volume change Fluorosilicone Silicone rubber rubber Chemical or medium (FVMQ) (VMQ) Acid (7 days, 24°C) 10% Hydrochloric Hydrochloride 10% Sulfuric 10% Nitric 10% Sodium hydroxide 50% Sodium hydroxide Acetone Ethyl alcohol Xylene JP4 fuel Butyl acetate ASTM No. 3 (7 days, 149°C) Turbo oil 15 (Mil M7808) (1 day, 177°C) Dimethyl siloxane, 500 CS (14 days, 205°C) Alkali (7 days, 24°C) Solvent (24 hr, 24°C) Oils +I +8 Nil +1 Nil +1 + 180 +5 + 20 + 10 Over 150 +6 +8 Nil +2 + 15 +S +8 Nil +9 + 15 +9 Over 150 Over 150 Over 150 +20 +50 30 Swells, deteriorates 184 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics 185 I I I I IZI I I I I I ISZIZZI ISZIZI I I181 186 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics 187 a crl b. - A 0 a 188 Materials Selection Deskbook Y = &?= =c Oca 8- af bQ - er L e! 9 a a u Y C 5! mmmmm I88 d 81 M I I I I I I I181 I I I I188 Appendix B: General Properties and Data on Elastomers and Plastics 189 b 190 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics . 184 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics 185 I I I I IZI I I I I I ISZIZZI ISZIZI I I181 186 Materials Selection. 186 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics 187 a crl b. - A 0 a 188 Materials Selection Deskbook Y = &?= =c. Appendix B: General Properties and Data on Elastomers and Plastics 189 b 190 Materials Selection Deskbook Appendix B: General Properties and Data on Elastomers and Plastics