Chemical formula： SiO2.nH2O
CAS： 7631-86-9
Main Application：rubber
Min Order： 25MT or one 20' contianer
Purity： 97% min
Appearance： white powder Granular or Micro pearl form
Place of Origin： China
Capacity： 30000 MT per year
Delivery Time： 15 days
Packing: 20kgs net Kraft paper bag or PP woven bag.20kg or 15kg/ sealed woven bag, or big bag package according to your request
1.It can be used in tire to improve the cohesiveness of steel wire, cord thread and sizing material,
to reduce the rolling resistance of tire, and to improve the wear resistance and security of tire.
| ANALYSIS ITEM | SPECIFICATION |
| Appearance | White Powder |
| Color | Better or equal to standard |
| BET,m2/g | 170-190 |
| Heating Loss(105℃),% | 4-8 |
| Ignition Loss(1000℃),% | ≤7.0 |
| 45um sieve Residue % | ≤ 0.5 |
| SiO2 Content,% | ≥97 |
| PH(5% Liquor) | 6-7 |
| Whiteness | ≥90.0 |
We declared that the above particulars are ture and correct and the quality of product could meet the China national standard.
