Product
description
HL4200 is hydrophilic fumed silica with a specific surface area around 200㎡ /g, mainly applied in coatings & paintings, film & UPR, HTV&RTV silicon rubber, adhesives and sealants, printing ink...
Specification |
IOTA HL4200 |
Specific sunface area(BET), ㎡/g |
200±20 |
pH value in 4% dispersion |
3.9~4.5 |
Loss on drying(2 hours at 105℃), % |
≤2.0 |
Loss on ignition(2 hours at 1000℃ based on material dried for 2 hours at 105℃), % |
≤2.0 |
Sieve Residue(45μm), mg/kg |
≤250 |
Silica Content(Based on ignited material), % |
≥99.8 |
Tamped Density(Based on material dried at 105℃ for 2 hours), g/dm² |
40~60 |
Applications
Coatings & Paintings
Film & UPR
HTV&RTV Silicon Rubber
Adhesives and Sealants
Printing Ink
Fertilizer
Cosmetics
Properties
Reinforcing filler in elastomers
Rheology control and thixotropic agent
Anti-settling,anti-sagging and thickening agent
Free flow aid and anti-caking aid for powders
Package