Fumed Silica Powder White Carbon Black Silica

Silicon Dioxide For Ordinary Rubber Products     Executive standard: HG/T3061   Index Technical Requirements BET surface area ,m2/g 160- 180 160- 180 160- 180 160- 180 185-205 90-120 90-120 Silica content (dry goods), % ≥96.5 ≥96.5 ≥96.5 ≥96.5 ≥96.5 ≥96.5 ≥96.5 Heating loss, % 5.0-8.0 5.0-8.0 6.0-8.0 6.0-8.0 6.0-8.0 5.5-7.5 5.5-7.5 Loss on ignition (dry goods) % 4.0-6.0 4.0-6.0 4.0-6.0 4.0-6.0 4.0-6.0 4.0-6.0 4.0-6.0 pH value 6.0-7.5 6.0-7.5 6.0-7.5 6.0-7.5 6.0-7.5 6.0-7.5 6.0-7.5 DBP absorption value, cm3/g 2.2-2.7 2.2-2.7 2.2-2.7 2.2-2.7 2.0-2.7 1.8-2.4 1.8-2.4 Sulfate content, % ≤1.7 ≤1.7 ≤1.7 ≤1.7 ≤1.7 ≤1.7 ≤1.7 Total iron content, mg/kg ≤500 ≤1000 ≤500 ≤1000 ≤500 ≤500 ≤1000 Product appearance White powder、granular   Applications:&…

 Fumed Silica PVA Resin PP Resin Pet Resin Iron Oxide