Fumed Silica Iota Hb4151 Used in RTV Silicone Rubber, Especially RTV-T/Adhesives & Sealants/Coatings & Printing Ink /Powder Coating

• Appearance: Liquid
• Usage: Oil Drilling Auxiliary Agent, Water Treatment Chemicals, Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Surfactants, Leather Auxiliary Agents, Electronics Chemicals
• Color: White
• Carbon Content: 0.6-1.2
• Tamped Density: 40-60
• Loss on Ignition: ≤2.5
• Model NO.: Fumed Silica IOTA HB4151
• Loss on Drying: ≤0.7
• 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 HB4151

 

Product description

HB4151 is hydrophobic fumed silica which is produced by HL4150 after chemical post-treatment with DDS(Dimethyldichlorosilane).

 

Specification	IOTA HB4151
Specific sunface area(BET), m2/g	115±15
pH value in 4% dispersion	3.7~4.5
Loss on drying(2 hours at 105ºC), %	≤0.7
Loss on ignition(2 hours at 1000ºC based on material dried for 2 hours at 105ºC), %	≤2.5
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), %	0.6~1.2

 

Applications 

RTV silicone rubber,especially RTV-T

Adhesives & Sealants

Coatings & Printing ink 

Powder Coating

 

Properties

Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature gives RTV silicone sealants a long shelf-life

Rheology control in adhesives

Anti-settling, anti-sagging and thixotropy control

Free flow aid and anti-caking aid for powders

 

Package

White kraft paper bag, 10KG/Bag