1.nano silicon dioxide similiar with A-200
2.unsaturated polyester resins, laminating resins and gel coatb.
3.large quality
items
specification
specification
name
Fumed silica
Fumed silica
grade
W-150
W-200
form
White powder
White powder
whiteness
98
98
SiO2 content
(dry) %
99.9
99.9
PH value
(5% in water)
6.5-7.5
6.5-7.5
Average particle size
14nm
12nm
Bulk density g/l
40-50
40-50
Heating loss
(105 for 2hr.)%
1.0-1.5
1.0-1.5
Ignition loss
(1000 for 2hr.)%
1.5-2.0
1.5-2.0
BET
Specific surface area m2/g
150±15
200±25
Produce certification No.
XK13-217-00815
XK13-217-00815
Health certification No.
LWSZZ(2007) No. 370000-000082
LWSZZ(2007) No. 370000-000082
Characteristics
Control the liquid system, Adhesive, Polymer’s rheology and thixotropy.
As additive agent used to prevent subside,thickening and prevent sagging.
Reinforce HRC high temperature sulfuration silicon rubber and RTV-2K room temperature sulfuration silicon rubber.
Improve the quality of the powder, and improve the liquidity and anti-blocking characteristic.
Application
paint and coating .
Unsaturated polyester resins, laminating resins and gel coat.
HRC high temperature sulfuration silicon rubber and RTV-2K room temperature sulfuration silicon rubber.
Adhesive and fluid sealant
Printing ink Cable rubber Plant protection Food and cosmetics
