fumed silica/CAS No.7631-86-9/RJ-F200 silicon dioxide

fumed silica manufacturer with good price

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