(JB-180) type high reinforced transparent white carbon black (silica)
Chemical name: Precipitation hydrated silica
Chemical formula: SiO2.nH2O
Appearance: white powdery or granular
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Quality index: In accordance with the standard of HG/T3061-1999 for Precipitation hydrated silica as rubber additive.
Item |
Index |
Silica % ≥ |
93 |
Residue on sieve(45um)% ≤ |
0.5 |
Loss on heat % |
4.0-8.0 |
Loss on ignition % ≤ |
7.0 |
PH |
5.0-8.0 |
Total iron (mg/kg) ≤ |
500 |
DBP absorption value (cm3/g) |
2.30-3.00 |
Specific surface area (m2/g) |
170-230 |
Uses: Mainly used in rubber shoes, pesticide, feed, plastic and tyre industry.
Packing: PE film bag lined woven bag, Net wt 20KG.
Features: steady quality, excellent processing performance and reinforced effects, good transparency.
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