Gongyi City Hongda Filter Factory
Main products:activated carbon,PAC,Anthracite filter media,brown fused alumina,white alumina oxide,Medical stone filter,Zeolite,Activated Alumina
Products
Contact Us
  • Contact Person : Ms. Zhao Andrea
  • Company Name : Gongyi City Hongda Filter Factory
  • Tel : 0086-371-64350770
  • Fax : 0086-371-64386738
  • Address : Henan,Gongyi City,Xinxing Road, Gongyi City
  • Country/Region : China
  • Zip : 451200

best-selling brown corundum

best-selling brown corundum
Product Detailed
Brown fused alumina 1) perfect polishing materials 2) precision sand mold, 3) casting,spraying 4) coating materials.

brown Corundum

 

Corundum is used as polishing materials and precision sand mold, casting,spraying and coating materials.It is made by alumina as raw material, which is meited at high tempreture. The hardness is higher but youghness is loewr than of brown corumdum. The abrasive tools made from above that are suitable for the grinding of high carbon steel, high speed steel and quenching steel. They are also used as polishing materials and precision sand, mold casting, spraying abd coating materials, chemical catolyst carrier, soecial ceranics  and high refractory materials.

 

Major technical parameters:

project

parameter

Al2O3

min90%

SIO2

max8%

Fe2O2

max0.5%

BD, g/m3

nin3.0

AP, %

min19

CSS,Mpa

min80

0.20Mpa, RUL

1600-1700

PCL, %

±0.216600*3h

Thermal conductivity W/m,k

max1.0

refractoriness

1790

best-selling brown corundum



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