Product description
HL4300 is hydrophilic fumed silica with a specific surface area around 300㎡ /g, mainly applied in coatings & paintings, silicone rubber and Other elastomers, film & UPR, adhesives and sealants.
Specification |
IOTA HL4300 |
Specific sunface area(BET), ㎡/g |
300±25 |
pH value in 4% dispersion |
3.7~4.5 |
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℃), % |
≤2.5 |
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
Silicone rubber and Other elastomers
Film & UPR
Adhesives and Sealants
Printing ink
Properties
Reinforcing filler in elastomers
Anti-settling, thickening and anti-sagging agent
Rheology and thixotropy control in liquid systems
Free flow aid and anti-caking aid for powders
High tear resistance
Excellent transparency in unsaturated polyester resins
Package
White kraft paper bag, 10KG/Bag