Fumed Silica Iota Hb4139 Applications to Silicone Rubber Coatings and Printing Inkadhesives and Sealants Greases and Cable Gel Unsaturated Resin Powders

• Appearance: Powder
• Usage: Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants, Leather Auxiliary Agents, Electronics Chemicals
• Color: White
• Carbon Content: 4.5-6.5
• Tamped Density: 40-60
• Loss on Ignition: ≤10.0
• Model NO.: Fumed Silica IOTA HB4139
• Loss on Drying: ≤1.5
• Transport Package: White Kraft Paper Bag, 10kg/Bag
• Specification: White kraft paper bag, 10KG/Bag
• Trademark: iota
• Origin: Bengbu Anhui China
• HS Code: 391000
• Production Capacity: 800t/Moth

Product Description

Fumed Silica IOTA HB4139

 

 

Product description

HB-4139 is hydrophobic fumed silica which is produced by HL-4200 after chemical post-treatment with PMDS (Polydimethylsiloxane).

 

Specification	IOTA  HB4139
Specific sunface area(BET), m2/g	110
pH value in 4% dispersion	5.5~7.5
Loss on drying(2 hours at 105ºC), %	≤1.5
Loss on ignition(2 hours at 1000ºC based on material dried for 2 hours at 105ºC), %	≤10.0
Sieve Residue(45μm), mg/kg	-
Silica Content(Based on ignited material), %	≥99.8
Tamped Density(Based on material dried at 105ºC for 2 hours), g/dm²	40~60
Carbon Content (Based on material dried at 105ºC for 2 hours), %	4.5~6.5

 

Applications 

Silicone rubber                      

Coatings and printing ink

Adhesives and Sealants       

Greases and cable gel

Unsaturated resin                

Powders

 

Properties

Good thickening and thixotropy property

Good anti-sagging properties and excellent stability in epoxy resin

Excellent reinforcing properties in silicone rubber especially at high filler loading levels and no crepe hardening on aging

Good transparency performance

Free-flow property for water-proof material and powders

 

Package

White kraft paper bag, 10KG/Bag