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

• CAS No.: 7631-86-9
• EINECS: 000-00-0
• Classification: Silicon Dioxide
• Grade Standard: Industrial Grade
• Kind: Acidic Oxide
• Quality: Eligible
• Model NO.: IOTA HL4300
• Transport Package: 10kg/Bag, 200kg/Bag
• Trademark: IOTA
• Origin: China
• HS Code: 39100000
• Production Capacity: 300ton/Month

Product Description

Hydrophilic Fumed Silica IOTA HL4300
HL4300 is hydrophilic fumed silica with a specific surface area around 300m2/g, mainly applied in coatings & paintings, silicone rubber and Other elastomers, film & UPR, adhesives and sealants.

Specification	IOTA HL4300
Specific sunface area(BET), m2/g	300±25
pH value in 4% dispersion	3.7~4.5
Loss on drying(2 hours at 105ºC), %	≤2.0
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 
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