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Fumed Silica IOTA HL4300


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

3.74.5

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

4060

 

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



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