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| Rubber Sheets Specification Chart 1 | |||||||||
| Thickness 5mm & more | |||||||||
SI No |
Temperature |
Colour |
Tensile |
Elongation |
Density |
Abrasion |
Hardness |
Finish |
Observations |
| Range | Strength | Shore A | |||||||
| Units | deg celcius | kg/cm 2 | % | gm/cc2 | mm3 | ||||
| Normal | IS | IS | Specific | IS | IS | Smooth or | |||
| Standard | 3400(Part I) | 3400(Part I) | 3400 (Part III) | 3400(Part II) | Fabric | ||||
| Natural Rubber Sheeting | |||||||||
| NR 70 A | -30+70 | Black | 35 | 250 | 1.50 | 450 | 70 +/- 5 | Smooth | |
| NR 70 B | -30+70 | Black | 30 | 200 | 1.70 | - | 70 +/- 5 | Smooth | Usage in gaskets |
| NR 60 A | -30+70 | Black | 50 | 300 | 1.35 | 300 | 60 +/- 5 | Smooth | packing and |
| SBR Sheeting | |||||||||
| SB 65 B | -10+70 | Black | 25 | 200 | 1.50 | - | 65 +/- 5 | Smooth | insulation, |
| SB 75 B | -10+70 | Black | 40 | 200 | 1.70 | - | 75 +/- 5 | Smooth | Antishock |
| SB 70 B | -10+70 | Black | 20 | 150 | 2.00 | - | 70 +/- 5 | Smooth | |