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Imported Premium fumed silica
Imported Premium fumed silica
Imported Premium fumed silica

Imported Premium fumed silica

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Product Description
Product Description

Gas phase white carbon black, molecular formula :SiO2. White fluffy powder, porous, non-toxic, tasteless, pollution-free, high temperature resistant. At the same time, it has chemical inertia and special thixotropic properties to significantly improve the tensile strength, tear resistance and wear resistance of rubber products, rubber after the improvement of the strength of dozens of times. Rheological and thixotropic control of liquid systems, adhesives, polymers, etc., additives for anti-sinking, thickening, and anti-slip, reinforcement of HCR and rtv-2k silicone rubber, used to regulate free flow and as an anti-caking agent to improve powder properties, etc.


Test Item

Standard

Standardization

Specific Surface Area

BET(m2/g)

 

115±15

 

GB/T 10722

pH Value in 4%

dispersion

3.7-4.5

GB/T 1717

Loss on Drying 2h@

105℃(%)

≤0.5

GB/T 5211.3

Loss on Ignition 2h@

1000℃(%)

≤2.5

GB/T 20020

SiOContent (based

on ignited material)(%)

≥99.8

GB/T 20020

Tamped density (based

on material dried for

2h@ 105) (g/l)

40-60

GB/T 5211.4

Carbon content (based

on material dried for

2h@ 105) (%)

0.6-1.2

GB/T 20020

Imported Premium aluminium silicate

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