Hydrophobic Fumed Silica

Quick details
classification: other cas no.: 7631-86-9 place of origin: shandong, china (mainland) grade standard: food grade, industrial grade, medicine grade purity: 99%min appearance: white powder application: industry brand name: chainwin model number: 99%- 98%
packaging & delivery
packaging details 10kg pe bagpaper bag
delivery time prompt after order
item specification
type xr-150 xr-200
technique fumed fumed
form white powder white powder
whitness 98 98
sio2(dry basis)% 99.99 99.99
ph value 3.5-4.5 3.5-4.5
average particle size nm 12nm 14nm
bulk density gl 40-50 40-50
ignition loss(1000 for 2hr.)% 1.0-1.5 1.0-1.5
bet surface area m2g 150 ±15 200 ±25
application hcr high temperature sulfuration silicon rubber and rtv-2k room temperature sulfuration silicon rubber.adhesive and fluid sealant.printing ink.able rubber.lant protection.oo and cosmetics.
Characters:
was made from chlorosilane hydrolysis oxyhydrogen flame .our company started produce this product from 2011,and now has over 1000mt per year.widely used in kinds fields,mains as liquid system's thixotropic agent,thickening agent,anti-caking agent,can well change the liquid's viscosity .