Modified Silica White
Product introduction
This product is prepared by in-situ modification of precipitated silica. Its dispersion and processing properties have been significantly improved in rubber, widely used in natural rubber and various synthetic rubber formulations.
Product properties:
• High surface area, high dispersion
• High filling capacity
•Excellent processing performance
Technical data
Items | HD 180 | HD 215 |
Appearance | White powder/
micro-pearl | White powder/ micro-pearl |
Content of silicon dioxide，% | ≥90 | ≥90 |
Specific surface area，m2/g | 180±15 | 215±15 |
Heating loss（105℃x2h），% | 4-8 | 4-8 |
Na2SO4 content，% | ≤2.0 | ≤2.0 |
DBP absorption value，cm3/g | 2.0-3.5 | 2.0-3.5 |
PH value（5% water suspension ） | 5.0-8.0 | 5.0-8.0 |
Sieve residue(45μm), % | ≤0.5 | ≤0.5 |
Package and Storage：
Plastic woven bag+ PE inner bag, net weight 20 ± 0.2kg. Other packing specifications can be customized.
Store in a cool, ventilated and dry place. Avoid contact with acidic and alkaline substances.
Recommended transport conditions:
It can meet general chemical transportation conditions.
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