free sample silicon dioxide silicon dioxide powder 99.9%

Description

 a> Its average particle size ranges from 5nm to *0nm, it is with characteristics of thixotropy, reinforcing, thickening and filling.
 
  b.>  It is mainly used for high-temperature vulcanized silicone rubber, organic silicone defoamer, advance printing ink, powder coating, PVC resin, unsaturated polyester resin thickening, thixotropic agent, pharmaceutical powder, tabular preparation, cosmetics etc.
 

  c.>It can control rheological property and thixotropy of liquid system, adhesive and polymer*-used as PAD for thixotropy, anti-settling, thickening, anti-sagging and moisture absorption;