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Silicon Dioxide
admin2019-06-05 1895

Molecular formula: SiO2

Melting point: 1610 °C

Boiling point: & GT; 100 °C

Density: 2.6 g/mL at 25 °C

Refractive index: 1.544

Storage conditions: 2-8 °C

Another name: gas and water silica; Sediment hydrated silica; Pure latex; Colloidal silica; Precipitation of silica.

Materialized properties:

White powder or granular or irregular block, high temperature, not burning; Electric insulation is good, can react with caustic soda, and can react with hydrofluoric acid.

Product Use:

Used as paint coating filler, rubber reinforcing agent, plastic adhesive and papermaking filler and touch agent, thickening agent for synthesis of silicium. Electronic packaging materials, resin composites, plastics, coatings, rubber, skin(dye) materials, ceramics, sealants, binders, fiberglass products, drug carriers. Cosmetics, antibacterial materials and other aspects are widely used.

Quality index

Index name

Index Value

SiO2%

90

Loss on Lgnition

5.31

DBP absorption value cm'/g

2.24

松密度

0.094

水分H2O

4.92

PH

6.4

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