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Hydrophobic Fumed Silica HB-620
Hydrophobic Fumed Silica HB-620
Specifications
Place of Origin :
China
MOQ :
1KG
Delivery Time :
3-5 work days
Payment Terms :
L/C,T/T
Supply Ability :
20-25kg per bags
Brand Name :
SINOENERGY GROUP
Description

Fumed Silica

HB-620

Characteristic

FM-H-B620 is hydrophobic fumed silica which is produced by hydrophilic fumed silica with specific

surface area of 200m²/g after chemical post-treatment with HMDS (Hexamethyldisilazane).

Applications

Properties

● HTV silicone rubber,LSR

● Reinforcing filler for elastomer

● Coatings & Printing Ink

● High hydrophobicity and stable thixotropy

● Adhesives & sealants

● Anti-settling and anti-sagging agent in coatings and printing ink

● Powder Coatings

● Free flow aid and anti-caking aid for powders

● Rheological control for adhesives & sealants

Physical and Chemical Data (Standard :GB/T 20020)

Test Item

Unit

Typical Value

Specific Surface Area(BET)

m²/g

170±30

Carbon Content (Based on material dried at 105℃ for 2 hours)

%

1.5～2.5

pH value in 4% dispersion

--

6.0～9.0

Loss on drying( 2 hours at 105℃)

%

≤ 0.7

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

%

≤ 4.0

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

g/L

40～60

Silica Content (Based on ignited material)

%

≥ 99.8

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Hydrophobic Fumed Silica HB-620

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Product Detail
Place of Origin :
China
MOQ :
1KG
Delivery Time :
3-5 work days
Payment Terms :
L/C,T/T
Supply Ability :
20-25kg per bags
Brand Name :
SINOENERGY GROUP
Contact Supplier
Hydrophobic Fumed Silica HB-620

SINOENERGY GROUP

Verified Supplier
1 Years
beijing, beijing
Since 2012
Business Type :
Manufacturer
Main Products :
Monodisperse Silica Microspheres, Hollow Silica Microspheres, Spherical Silica Powder
Total Annual :
200000000-300000000
Employee Number :
4000~5000
Certification Level :
Verified Supplier
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