Rubber Grade Precipitated Silica 185 with White Powder White Micropearl White Granular
Product Name
Silicon Dioxide, Silicium Dioxide, Precipitated Silica
Chemical Properties
185 rubber grade precipitated silica is an ultrafine nano fine chemical product, which can be divided into hydrophilic type and hydrophobic type according to the surface treatment. The appearance is a white powder with remarkable thixotropic, reinforcing, thickening and filling functions. Precipitated silica is used in rubber, sealant, plastic, resin, paint, ink, paper, cosmetics, food and other industries.
Specifications
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Appearance |
White Powder |
White Micropearl |
White Granular |
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Picture |
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Loss at 105 °C 2h |
4.0-8.0% |
4.0-8.0% |
4.0-8.0% |
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Igniting Loss 1000 °C 2h |
Max 7.0% |
Max 7.0% |
Max 7.0% |
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DBP absorption Value cm3 /g |
2.00-3.50cm3 /g |
2.00-2.80cm3 /g |
2.00-2.80cm3 /g |
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Sieve Residue % Min |
45μm Mesh |
100 Mesh |
60Mesh |
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0.5 |
80 |
75 |
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pH Value (5% aqueous suspension) |
6.0-8.0 |
6.0-8.0 |
6.0-8.0 |
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SiO2 % |
Min 97% |
Min 97% |
Min 97% |
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BET specific surface area m2/g |
165-195m2/g |
165-195m2/g |
165-195m2/g |
Properties
