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China alibaba supplier high quality hydrophobic fumed silica price list

Basic Info

Model No.F-200


Additional Info

Place of OriginHenan, China (Mainland)

Product Description

China alibaba supplier high quality hydrophobic Fumed Silica price list

Product Description



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

Properties of hydrophobic fumed silica:

  • Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature given RTV silicone sealants a long period Shelf-life
  • Rheology control in adhesives
  • Improvement of anti-setting, anti-sagging and thixotropy control
  • Improve the free flow of power coatings and anti-caking



Physicochemical Data

Properties Unit Typical Value Standardization
Specific surface area (BET) m2/g 115±15 GB/T 10722

PH-Value in 4% dispersion

(1:1 mixture of water and ethanol)

  3.7-4.5 GB/T 1717
Loss on drying(2h@ 105℃) Wt% ≤0.5 GB/T 5211.3

Loss on ignition(2h@1000℃, based

 on material dried for 2h@105℃)

Wt% ≤2.5 GB/T 20020
Silica content(based on ignited material) Wt% ≥99.8 GB/T 20020

Tamped density(based on material

 fried for 2h@105℃)

g/L 40~60 GB/T 5211.4

Carbon content(based on material

 fried for 2h@105℃)

Wt% 0.6 -1.2 GB/T 20020


China alibaba supplier high quality hydrophobic fumed silica price list




The application of fumed silica:

 RTV silicone Sealants, especially electronic potting

 Adhesives and sealants

 Coating, Inks

 Powder Coatings

Company Information

Why choose us Luoyang RUOWEN?

  Professional technology, R&D team.

   Reasonable factory price.

   Best service.

   Flexible delivery time 

   Strict quality assurance system.

   Expoting to 35 countries all over the world.


Packaging & Shipping


Fumed Silica is supplied in multiple layer 10kg bags

We recommend to store the product in sealed containers under dry containers and to protect the material from volatile substances.

Shipping: Sea transportation

For 20 GP it can only contains 1600kg products with 10 pallets

For 40 GP it can only contains 3200kg products with 20 pallets

For 40 HQ it can only contains 4000kg products with 20 pallets.

Our Services

1. Reply your enquiry within 24 working hours.

2. Experienced staff answer all your questions in fluent English.

3. Special discount and protection of sales area provided to our distributor.
4. Excellent designers and engineers are capable to create new items according to personal request.

5. Welcome OEM and ODM 

6.Type Micro Silica Fume,nanosilica powders,fused silica,fumed silica, Brown Fused Alumina, etc.



Related Products

Related products of hydrophobic fumed silica for your reference.








Any question or interest about our China alibaba supplier high quality hydrophobic fumed silica price list. It's our honor to provide any help and support your business.



Welcome to visit our factory!

ADD:  No.1, Weiliu Road, Luoyang Industrial Park,Xigong District, Luoyang,Henan,China

China alibaba supplier high quality hydrophobic fumed silica price list

Looking for ideal High Quality Hydrophobic Fumed Silica Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Hydrophobic Fumed Silica Price List are quality guaranteed. We are China Origin Factory of Hydrophobic Fumed Silica. If you have any question, please feel free to contact us.

Product Categories : Fumed silica

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