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Indian
Standard Natural Rubber
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Parameters |
Grades |
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| ISNR - L | ISNR - 5 | ISNR -10 | ISNR - 20 | ISNR - 50 | |
| Dirt content, %wt, Max | 0.05 |
0.05 |
0.1 |
0.2 |
0.5 |
| Ash content, %wt, Max | 0.6 |
0.5 |
0.75 |
1 |
1.5 |
| Nitrogen content, % wt, Max | 0.6 |
0.5 |
0.6 |
0.6 |
0.6 |
| Volatile matter % wt, Max | 0.8 |
0.8 |
0.8 |
0.8 |
0.8 |
| Initial wallace plasticity Po, Min | 30 |
30 |
30 |
30 |
30 |
| Plasticity Retention Index (PRI) Min | 60 |
60 |
50 |
40 |
30 |
| Colour, Max (Lovibond units) | 6 |
- | - | - | - |
| Money viscosity | - | - | - | - | - |
Natural Rubber Processing Production Line
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