Kaiyuan Refractories

A professional company produces and sales refractory materials for industry of cement, iron & steel ,non- ferrous metal and glass etc.
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High alumina brick for steel making

The product features: high alumina bricks for steel making is made from special grade of bauxite as main raw material, added with little amount of white fused alumina and a alumina powder, shaped by high pressure and sintered at high temperature. The main mineral constituent includes mullite and corundum, with excellent high temperature physical performance and chemical erosion resistance.
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Product Description

High alumina brick for steel making

Performance:

excellent high temperature physical performance

chemical erosion resistance

itemsDL-80DL-75BDL-80BDL-75BDL-83BDL-85
Al2O3 %                ≥807580758385
Fe2O3%                ≤1.51.51.51.51.51.5
Apparent porosity  %     ≤19(21)19(21)18(20)18(20)17(19)17(19)
Bulk density  g/cm³      ≥2.72.62.82.72.852.9
Cold crushing strength Mpa ≥706060557080
Refractoriness under load ºC154015201550153015501560
P.L.C %±0.2±0.4±0.2±0.4±0.2±0.2


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Zhengzhou Kaiyuan Refractories Co.,Ltd

 Plant add: Chaoyanggou, Dengfeng city, Henan, China
  +86-371-53688552
  +86-371-53688078
 +86-13592427095 ( WhatsApp/Wechat )
  sales@kaiyuanref.com    

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