Silicon dioxide is a white or Colorless powder, when with a large content of Fe, it would be yellow.

Specification: Q/SHG 19-2011

 

 

Item	INDEX
	AS-150
Apparent	White solid colloidal microparticle
Specific surface area m2/g	150±15
PH	3.6-4.3
Heating loss weight % (m/m) ≤	1.0
Burning loss weight % (m/m) ≤	1.0
Apparent density g/l ≤	60

  

Application: AS-150

1. Silicone acid rubber

2. Sulfurized silicone rubber at ambient temperature (low moisture content)

3. Silicone neutral rubber

        http://www.tu-poly.com/pl-pvc-p1.html

 

Silicon dioxide Silica Fumed synthetic amorphous silica 112945-52-5