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White Carbon Black(SiO₂)

Introduction
The main content of silica is silicon dioxide, it is widely used in dope, construction, chemical industry according to different grades.
Grades:
1.HT199 Super-transparent, High-reinforcing, High-wearable silica

Usage: It is mainly used in pharmaceuticals, foodstuffs , feed additive pesticide, dry powder fire extinguishing agent and paintings, coatings, etc. also applied in High-transparent rubber products and shoes soles.
2. HT299-1 High-reinforcing, High-wearable silica
Usage: It is mainly used in meridian tyre, also applied in shoes soles, rubber pipe, rubber belt, solid tyre, bicycle tyre and multicolor tyre, etc.
3. HT299-2 High-reinforcing, High-wearable silica
Usage: It is mainly used in tyre, also applied in half-transparent multicolor rubber shoes soles and products etc.
4. H599 High-reinforcing, High-wearable silica
Usage: The products are applied in silicates rubber products.
Specification
SiO₂(dry)%≥90
Evaporation Loss % 105℃,2h    4.0-8.0
Ignition Loss (dry) % 1000℃,2h  3.0-8.0
PH  6.5-7.5
BET Specific Area (m²/g)   200-260
DBP Absorption (cm3/g)   2.8-3.5
Total Fe mg/kg   <500