Hydrophilic Fumed Silica Iota Hl4150 Applied in Adhesives and Sealants, Coatings and Paintings

• Raw Material: Silica
• Material: Silicone Rubber
• Appearance: Powder
• Model NO.: IOTA HL4150
• Form: Powdered Rubber
• Color: White
• Solid Content: (180ºC, 1h, %): 150±15
• pH Value in 4% Dispersion: 3.9~4.5
• Sieve Residue(45μm), Mg/Kg: ≤250
• Silica Content(Based on Ignited Material: ≥99.8
• Transport Package: Kraft Paper Bag
• Specification: 10KG/Bag
• Trademark: IOTA
• Origin: Cn
• HS Code: 3910000000
• Production Capacity: 500mt/Month

Product Description

 

Product description

HL4150 is hydrophilic fumed silica with a specific surface area around 150m² /g, mainly is applied in HTV and RTV Silicone rubber, adhesives and sealants, coatings and paintings

 

Specification	IOTA HL4150
Specific sunface area(BET), m^2/g	150±15
pH value in 4% dispersion	3.9~4.5
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), %	≤2.0
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 

HTV and RTV Silicone rubber

Adhesives and Sealants

Coatings and Paintings

 

Properties

Reinforcing filler in elastomers

Rheology control and thixotropic agent

Anti-settling,anti-sagging and thickening agent

Free flow aid and anti-caking aid for powders

 

Package

White kraft paper bag, 10KG/Bag