... IR 30 –90 3 24 75–500SBR, BR 30 –90 3 17 75–400IIR, CIIR, BIIR 30 –90 3 17 75–400EPM, EPDM 30 –90 7–17 100–500T 40 3 7 100–400CR 30 –90 3 24 50–500AU, EU 40–90 7–28 50–400NBR 60–90 3 17 50 30 0CSM ... (10–48)200–700 30 –829,000–440,000 (62 3, 030 )4,700–175,000 (32 –1,2 03) 1,010 37 ,000 (7.0–255)No break–0.4 (No break–20)No break–0.8 (No break–40)0–8520 31 0210–1,440169–414 (7601–212) 30 2– 433 (150–2 23) 06bMargolis ... 14 .3 92.8 192Natural rubber (NR) 23. 4 51.6 17.5 46.4 6.04 19.1 98 .3 218Silicone (VMQ) 39 5 4 93 197 276 1580 1 530 06aOhm Page 27 Wednesday, May 23, 2001 10:12 AM 6 .36 Chapter 6, Part 2 materials, ...