Alternative to Aerosil 380 fumed silica

XYSIL 380 has been exported to US&Canada, Italy, Spain, France, Iran, India, Thailand. It’s has been used as a high quality with competitive price replacement to Aerosil 380, Cab-o-sil EH-5 by clients, applied in paints and coatings, adhesives and sealants, unsaturated polyester resins, silicone rubber, fiberglass, etc.


  • HTV silicone rubber, liquid silicone rubber
  • Paints and coatings, ink, pigment
  • Unsaturated polyester resins
  • Adhesive & sealant


  • Rheology and thixotropy control
  • Used as anti-settling, thickening, anti-sagging agent
  • Free flow and suspension
  • Reinforcement in HTV silicone rubber, liquid silicone rubber
  • Excellent transparency
fumed silica applications

XYSIL380 & Aerosil 380 Data Comparing Table

* NOTE: Despite the similarity of main specs, performance can be different in some applications because the diffrence of particle sieze and other minor specifications.

PropertiesXYSIL 380 Typical ValueAerosil 380 Typical Value
BET surface area [m2/g]380 ± 25380 ± 30
Loss on drying [%]< 2.0< 2.0
pH value3.8 – 4.53.7 – 4.5
SiO2 content≥99.8≥99.8
Tamped density [g/L]25 ~ 60approx. 50
Loss on ignition≤ 2.5≤ 2.5

More details of XYSIL 380:

About XYSIL® and Xunyuchem

Henan Xunyu Chemical Co., Ltd a professional fumed silica manufacturer from China. It dedicates to fumed silica’s researching, manufacturing and marketing since the year of 2006. Its annual capacity of fumed silica is over 6,000 Mt.

XYSIL® has grown as a famous fumed silica brand in the international market. Since 2010, XYSIL® entered over 40 countries all over the world. With high quality and competitive price, it has built a solid reputation amount of customers in paints/coatings, adhesives/sealants, silicone rubbers, etc.