Ads by Google
Fumed silica(silicon dioxide)
(RJ-F200 )
CAS No.7631-86-9
EINECS NO. 231-545-4
Specification:
Analysis Item | Index | |
form | White powder | |
whiteness | 98 | |
SiO2 content (dry)% | 99.9 | |
PH value(5% in water) | 4.5-5.5 | |
Average particle size | 12-14nm | |
Bulk density g/l | 40-50 | |
Heating loss (105 for 2hr.)% | 1.0-1.5 | |
Ignition loss (1000 for 2hr.)% | 1.5-2.0 | |
BET Specific surface area m²/g | 200±25 | |
Characteristics:
1.Control the liquid system, Adhesive, Polymer’s rheology and thixotropy.
2.As additive agent used to prevent subside,thickening and prevent sagging.
3.Reinforce HRC high temperature sulfuration silicon rubber and RTV-2K room temperature sulfuration silicon rubber.
4.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. HCR 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
Package Details :paper bag outside with PE liner 10kg/bag
fumed silica/CAS No.7631-86-9/RJ-F200 silicon dioxide