Silicone rubber coating

for the cosmetics industry

Properties: Yuejiang Brand -precipitation method super-fine silica hydrated white carbon black's particle size has reached micron level, has narrow and even distribution of particle size; very large specific surface area and excellent reinforcement property and dispersibility. Use: Yuejiang Brand -Precipitation method silica hydrated white is suitable for silicone rubber, intermediate of silicone rubber, paints, printing ink, tyre, shoe sole, coatings, cosmetics, pesticides, textiles and toothpaste etc.. Specification Item - Index SiO2 content, dry basis, % - ≥98 pH-value - 6.0 £­ 7.0 D50, μm - ≤6.0 BET specific surface area, m2/g - 230 £­ 250 105°C drying loss, % - ≤6.0 SO42- content, % - ≤0.5 Total iron content, mg/Kg - ≤300 DBP absorption cm3/g - 3.0-4.0 Loss on ignition % - ≤7.0 Heating loss % - ≤4.0-8.0