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Rubber Sheets

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Rubber has good resistance to mild acids and alkalis, salts, and chlorine solutions. It has poor resistance to oils and solvents and is not recommended for use with ozone. Its temperature range is very limited.

Rubber with textile inserts suitable for current applications, without specific heat-resistance characteristics. Good resistance to ozone and atmospheric agents. It is usually cut and used for industrial lining. It is the most popularly used rubber on the market.

Sr. No. Compounds Natural Rubber Neoprene Nitrile (100% Pure) EPDM (100% Pure) Silicone Viton
Properties Unit
1 Hardness Shore A 55±5 70±5 60±5 60±5 65±5 72±5
2 Tensile Strength (min) Kg/cm2 50 50 100 80 50 40
3 Elongation at Break (min) % 250 250 350 250 250 200
4 Compression Set (70°C/24hrs/25% compression) % 50 45 30 50 45 55
5 Volume Swell
In IRM Oil No. 1 % NR +27% -2% NR -1% -6%
In IRM Oil No. 2 % NR +39% +4% NR +7% -1%
In IRM Oil No. 3 % NR +75% +15% NR +17% +5%
6 Chemical Resistance
Dilute Acids & Bases GOOD FAIR GOOD GOOD EXCELLENT EXCELLENT
Conc. Acids FAIR Not Recommended Not Recommended Not Recommended EXCELLENT EXCELLENT
Oils Not Recommended Not Recommended EXCELLENT Not Recommended FAIR VERY GOOD
Solvents Not Recommended Not Recommended GOOD Not Recommended FAIR VERY GOOD
7 Temperature Range °C -30°C to 70°C -25°C to 80°C -25°C to 110°C -30°C to 90°C -50°C to 220°C -50°C to 220°C
8 Colour BLACK BLACK BLACK BLACK BRICK RED/WHITE BLACK

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