White Carbon Black Silicon Dioxide Sio2 for Plastic Coating Use

• CAS No.: 7631-86-9
• Formula: Sio2
• EINECS: 215-684-8
• Colour: White
• Appearance: Powder
• Usage: Leather
• Model NO.: SiO2
• Application Material: Leather
• Name: Rubber
• Certificate: SGS, CIQ, ISO9001:2008
• Transport Package: 25kg/Bag
• Specification: first class
• Trademark: Yuejiang
• Origin: China
• HS Code: 3206111000
• Production Capacity: 40000 Ton/Year

Product Description

Application:
Silicon rubber: Improve anti-aging property and resilience Plastic industry: Can improve the flexibility, strength and water resistance of plastics. Coatings: Enhance anti-caking property; Has thickening and extinction property. Pharmacy: Has thickening, suspending function; As carrier; As anti-caking agent.

Specifications

Precipitation silica hydrated white carbon black

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

is suitable for silicone rubber, intermediate of silicone rubber, paints, printing ink, tyre, shoe sole, coatings, cosmetics, pesticides, textiles and toothpaste etc..