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LANCHEMIE INDUSTRY CO., LIMITED.
LANCHEMIE INDUSTRY CO., LIMITED.
hydrophilic fumed silica

Hydrophobic Fumed Silica LC-HFS502

LC-HFS502 is a hydrophobic fumed silica with a specific surface area of 150, which has been treated with HMDS (hexamethyldisilazane). It is widely used in industries such as room temperature vulcanized (RTV) silicone rubber adhesives and sealant coatings, ink powder coatings, etc.

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Features & Benefits of Hydrophobic Fumed Silica LC-HFS502

  • Its hydrophobic properties endow room temperature vulcanized silicone rubber with a good shelf life.

  • Improve the free flowability of powder coatings and prevent clumping.

  • Thickening, thixotropic and reinforcing agents for room temperature vulcanized (RTV) silicone rubber

  • Anti settling, anti sagging, and thixotropic control of coatings and inks


Application of Hydrophobic Fumed Silica LC-HFS502

  • Powder coating

  • Room temperature vulcanized silicone rubber

  • Adhesives and sealants

  • Coatings and inks


Specification of Hydrophobic Fumed Silica LC-HFS502

Technical Index

Property

Value

Specific surface area（BET）m2/g

150

pH value

5.5-7.5

Loss on drying，105℃，2h，wt%

≤0.5

Burning loss,%

≤2.0

Tap density，g/l

40-60

Carbon content,wt,%

0.7-1.3

Silica content,%

≥99.8


Package

  • N.W 10KG Bag

  • The paper bag consists of multiple layers and contains PE coated layer between the papers.


Storage

  • Store in a dry and ventilated place to prevent moisture.

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