nano silicon dioxide

1.unsaturated polyester resins, laminating resins and gel coatb.
2.large quality and competitive price
3.nano silicon dioxide

 

items

specification

specification

specification

name

Fumed silica

Fumed silica

Fumed silica

grade

W-130

W-150

W-200

form

White powder

White powder

White powder

whiteness

98

98

98

SiO2 content

 (dry) %

99.9

99.9

99.9

PH value

(5% in water)

6.5-7.5

6.5-7.5

6.5-7.5

Average particle size

14nm

14nm

12nm

Bulk density g/l

40-50

40-50

40-50

Heating loss

(105 for 2hr.)%

1.0-1.5

1.0-1.5

1.0-1.5

Ignition loss

(1000 for 2hr.)%

1.5-2.0

1.5-2.0

1.5-2.0

BET

Specific surface area m2/g

130±15

150±15

200±25

Produce certification No.

XK13-217-00815

XK13-217-00815

XK13-217-00815

Health certification No.

LWSZZ(2007) No. 370000-000082

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