fumed silica white carbon black
used in Unsaturated polyester resins, laminating resins and gel coat
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.
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
