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Hydrophobic fumed silica Basisil-712
Type Fumed Silica
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Parameters
Type
Fumed Silica
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Detail

Product name: Hydrophobic Fumed silica Basisil-712

Packing: 10kg/bag, 200kg/pallet

Brand: Basisil


It is a countertype to Aerosil R972 from Evonik


Basisil- 712 is hydrophobic fumed silica after treated with DDS (Dimethyldichlorosilane) based on a hydrophilic fumed silica with a specific surface area of 150 m2/g. It’s a kind of high purity white colloidal powder. Packing 10kg/bag.


Application:


RTV silicone sealants, especially electronic potting

sealants and Silicone rubber;

Coatings, inks, paint

Copier toner, developer powder, etc.


Properties:


Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature given RTV silicone sealants a long periods Shelf-life.

Rheology control in adhesives.

Improvement of anti-settling, anti-sagging and thixotropy control.

Improve the free flow of powder coatings and anti-caking.



Physico-chemical Data


Basisil- 712

Specific Surface Area

BETm2/g

pH Value

Loss on Drying 2h@

105℃(%

Loss on Ignition 2h@

1000℃(%

SiO2 Content %

Tamped density g/l

Carbon content %

Specifications

115±15

3.7-4.5

≤0.5

≤2.5

≥99.8

40-60

0.6-1.2



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