Search Advanced Search
Home > Selling Leads > Minerals & Metallurgy > Cast & Forged > Sell high purity Silica powder for jewelry casting and precision casting

Sell high purity Silica powder for jewelry casting and precision casting

  • Total 10 Related Items
  • Company Name :Lianyungang Haosen Mineral Products Co.,Ltd.
  • Membership :Free member
  • Registrarion Date :2019. 08. 22
  • CountryRegion:China
  • Address:NO.7 west Xuhai Road,Niushan Town,Donghai County Lianyungang Jiangsu, China
  • Phone / Fax:86-518-13961389787  /  86-518-87255528
  • Contact:Alex Ni
Contact Now* Send an Inquiry to this supplier.
  • Share to :
  • Pinterest


Silica powder for jewelry casting and precision casting is a kind of inorganic non-metallic mineral functional powder material, which is made of natural quartz, fused quartz and cristobalite by fine processing such as color separation, magnetic separation, grinding and precision classification. It has good temperature resistance, acid-alkali corrosion resistance, low expansion and high purity, low stress, clean and smooth surface of castings.
It is used in precision jewelry casting such as gold, platinum,K gold and so on. It is the main raw material in jewelry casting process. It is used in precision stainless steel casting, shoe mold casting, advanced building materials, national defense and other fields.

Item   Unit   Standard Scope   Typical Values
Appearance   -   White powder    600mesh
SiO2   %   99%-99.8%   99.6
Mean Grain size µm   2-25   11.98
Whiteness   %   90-98   92
Fe2O3   %   ≤0.03   0.008
Burning Vector %   0.1-0.3   0.16
PH Value     6.5-8.0   7.2
Moisture   %   0.02-0.1   0.08
Cristobalite Content  %   65-95   73.8
BET   cm3/cc   1700-8000   5645
Density   g/cm3   2.65   2.65
Moh's hardness     5-7 7
Melting point   ℃   1750   1750
We can produce 400-6000 mesh products with different specifications according to customer’s requirements.

If you have any interest in our products,pls feel free to contact us .
Lianyungang Haosen Mineral Products Co.,Ltd.

Spec 400-6000mesh
Quantity 500 tons
Package 25KGS in woven bag or 1000kgs in jumbo bag

Product Image

  • Sell high purity Silica powder for jewelry casting and precision casting

Browse: Manufacturer Directory Countries China India Korea Premium Suppliers Community Site Map

About EC21 Contact Us Terms & Conditions Report Item Online Trading Risks Product Listing Policy

中文 繁體 한국어 日本語 Español Русский Français Deutsch

Copyright (c)1997-2020 EC21 Inc. All Rights Reserved. EC21 in KoreanChinese

Business Registry Number: 120-86-03931

Inquiry Basket ()