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Butyl Reclaimed Rubber
is made of waste butyl inner tube, butyl capsules, refined and without grains, applicable of manufacturing butyl inner tube, butyl capsules and airtight, high temperature resistant rubber products.
The Chemical & Physical Property index of Refined Butyl Reclaimed Rubber: Q/SHKJ003-2008
Item | index | |||
A grade | B grade | C grade | D grade | |
Heating loss,% ≤ | 0.50 | 0.70 | 0.90 | 1.00 |
Ash content,% ≤ | 7.00 | 8.00 | 9.00 | 10.00 |
Extraction of acetone,% ≤ | 11.00 | 12.00 | 13.00 | 14.00 |
Density, g/cm3 ≤ | 1.20 | 1.20 | 1.20 | 1.20 |
Stretch strength, MPa ≥ | 8.5 | 8.0 | 7.5 | 7.0 |
Elongation rate, % ≥ | 490 | 480 | 450 | 420 |
Mooney viscosity, ML ≤ | 55 | 60 | 65 | 65 |
