Silica Matting agent

Fumed Silica (HL)

Service hot-line

86-757-22900405

Applications

Paint and Coatings

HTV and RTV Silicone rubber

Adhesives and Sealants

 

 

Properties

Rheology control and thixotropic agent

Anti-settlement and anti-sagging as thickening agent

Reinforcement filler in elastomers

 

Physical & Chemical Data

Properties

Unit

 HL-150

HL-200

HL-300

HL-380

Specific   Surface AreaBET

m2/g

150±15

200±20

300±25

300±25

pH value in 4%   dispersion

-

3.94.5

3.94.5

3.74.5

3.74.5

Loss on   drying(2 hours at 105)

%

≤1.5

≤2.0

≤2.0

≤2.0

Loss on   ignition(2 hours at 1000 based on   material dried for 2 hours at 105)

%

≤2.0

≤2.0

≤2.5

≤2.5

Sieve   Residue(45μm)

mg/kg

≤250

≤250

≤250

≤250

Silica   Content(Based on ignited material)

%

≥99.8

≥99.8

≥99.8

≥99.8

Tamped   Density(Based on material dried at 105 for 2 hours)

g/dm³

4060

4060

4060

4060


Oxide Powder

TEL

86-757-22900405