Iota Hl4300 Hydrophilic Fumed Silica of Chemical CAS No. 7631-86-9

• CAS No.: 7631-86-9
• Appearance: Powder
• Usage: Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Surfactants, Cosmetics
• Color: White
• Specific Sunface Area(Bet), M2/G: 350-410
• pH Value in 4% Dispersion: 3.7-4.5
• Model NO.: IOTA HL4300
• Loss on Drying(2 Hours at 105 C), %: 2.5
• Sieve Residue(45μm), Mg/Kg: 250
• Transport Package: White Kraft Paper Bag
• Specification: 10KG/Bag
• Trademark: IOTA
• Origin: China
• HS Code: 28112290
• Production Capacity: 500mt/Month

Product Description

Fumed Silica IOTA HL4380

 

Product description

HL4380 is hydrophilic fumed silica with a specific surface area around 380m2 /g, mainly applied in coatings & paintings, silicone rubber and other elastomers, UPR, adhesives and sealants.

Cas NO. :10279-57-9
EINECS: 600-358-3
Molecular weight : 60.084

Specification	IOTA HL4380
Specific sunface area(BET), m2/g	380±30
pH value in 4% dispersion	3.7~4.5
Loss on drying(2 hours at 105ºC), %	≤2.5
Loss on ignition(2 hours at 1000ºC based on material dried for 2 hours at 105ºC), %	≤2.5
Sieve Residue(45μm), mg/kg	≤250
Silica Content(Based on ignited material), %	≥99.8
Tamped Density(Based on material dried at 105ºC for 2 hours), g/dm²	40~60

 

Applications 

Coatings & Paintings             

Silicone rubber and Other elastomers 

UPR

Adhesives and Sealants          

Printing ink

 

Properties

Reinforcing filler for elastomers          

Rheology control and thixotropic agent

Anti-settling,anti-sagging and thickening agent 

Free flow aid and anti-caking aid for powders

Good transparency performance 

 

Package

White kraft paper bag, 10KG/Bag