Sealing technology manual for the process industry

Products and materials • O-rings made of 70 Simriz® 491, 75 Simriz® 494, 495, 497 and 506 and 85 Simriz® 496 • Molded parts made of 70 Simriz® 491, 75 Simriz® 494, 497 and 506 and 80 Simriz® 492 • Diaphragms made of 70 Simriz® 491 and 75 Simriz® 494 (on request) • Butterfly valve seals made of 75 Simriz® 506 RULES AND STANDARDS 75 SIMRIZ® 494 75 SIMRIZ® 506 FDA-compliant (CFR 21 Part 177.2600) + + EU Reg. 1935/2004 EU Reg. 2023/2006 + + + + USP Ch. 87 (in vitro) USP Ch. 88 (in vivo), Class VI – 121 °C (250 °F) + + + + volume in % elongation at break in % tensile strength in % IMMERSION RESULTS OF SIMRIZ® IN DIFFERENT CIP/SIP CLEANING MEDIA METHANOL AT +64 °C (+147 °F)/72 H ETHYL ACETATE AT +70 °C (+158 °F)/72 H ACETONITRILE AT +70 °C (+158 °F)/72 H 20% NITRIC ACID AT +98 °C (+208 °F)/72 H 20% SODIUM HYDRO- XIDE SOLUTION AT +98 °C (+208 °F)/72 H 20% ACETIC ACID AT +98 °C (+208 °F)/72 H SIMRIZ® 494 SIMRIZ® 506 SIMRIZ® 494 SIMRIZ® 506 SIMRIZ® 494 SIMRIZ® 506 SIMRIZ® 494 SIMRIZ® 506 SIMRIZ® 494 SIMRIZ® 506 SIMRIZ® 494 SIMRIZ® 506 20 15 10 5 0 –5 –10 –15 –20 –25 –30 Change in % Download Data sheet 75 Simriz® 494 Download Data sheet 75 Simriz® 506 APPENDIX PRODUCT PORTFOLIO MATERIALS RESISTANCE & PURITY ENGINEERING PLASTICS ELASTOMERIC MATERIALS TECHNICAL FUNDAMENTALS INTRODUCTION 43

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