alumina brick 98% 95% 90% 85%

• Post Date:

  Dec 03,2014

• Expiry Date:

  Dec 03,2015

• Detailed Description:

  Quantity: 1 tonMetric Tons
  Price:100 USD Metric Tons
  Payment Method: T/T L/C
  mainly used as linings of all kinds of furnace, like carbon black furnace,cracking furnace,gasification furnace,and high temperature kiln.
  Applications in petroleum,phemicals,ceramics,glass,refractory,electronic industry.
  
  Description of product
  
  Ingredient Dense fused corundum, Synthetic mullite etc
  Refractoriness 1790℃
  Advantages 1.high density& temperature resistibility
  2. low bulk density, high compressive strength,
  3. resistance to high temperature
  4.good thermal shocking resistance
  5.Excellent corrosion resistant to chemical gases 
  
  Size and specifications 230x114x65mm
  The size, density, chemical composition can be customized.
  
  
  Technical Data
  
  
  
  
  Item High purity corundum bricks
  DL-98 Normal corundum bricks
  DL-95 Normal corundum bricks
  DL-90 Corundum Mullite Products
  MDL-80
  
  Al2O3％≥ 98.5 95 90 80
  Cr2O3％≥ / / / /
  SiO2％≤ 0.3 3.0 9.0 18
  Fe2O3％≤ 0.2 0.2 0.5 0.5
  R2O％≤ 0.3 0.6 0.6 0.4
  Bulk Density
  (g/cm3 ≥) 3.0 2.9 2.9 2.7
  Compressive
  strength
  at normal temperature
  (MPa≥) 75 100 100 60
  Fire resistant
  (°C≥) 1790 1790 1790 1790
  Soften point under 0.2 MPa load
  KD °C 1700 1650 1650 1700
  Liner Change(%)1600°C x3h 0.2 0.2 0.2 0.3
  Thermal shock stability
  1100 °C water 6 10 10 20

• Company:

  Shandong Gaoha RefractoriesTechnology Co.,Ltd.     [ China ]        

• Contact:

  maria

• Tel:

  +86-533-2182811

• Fax:

  +86-533-2182711

• Email:

  maria-gaoha@foxmail.com