fumed silica ,white carbon black, silicon dioxide

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

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)	3.5-4.5	3.5-4.5
Average particle size	12-14nm	12-14nm
Bulk density g/l	40-50	40-50
Heating loss (105 for 2hr.)%	0.5-1.0	0.5-1.0
Ignition loss (1000 for 2hr.)%	1.0-2.0	1.0-2.0
BET Specific surface area mP2P/g	150±15	200±25
Produce certification No.	XK13-217-00815	XK13-217-00815
Health certification No.	TLWSZZ(2007) No. 370000-000082T	TLWSZZ(2007) No. 370000-000082T

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