high purity alumina bubble brick insulating brick furnace lining

• Post Date:

  Dec 03,2014

• Expiry Date:

  Dec 03,2015

• Detailed Description:

  Quantity: 1Metric Tons
  Specs:230x114x65mm
  Price:1000 USD Metric Tons
  Payment Method: T/T L/C D/A D/P
  widely used in inner linings of various non-contacted melt high temperature kilns and thermal insulating layers of high temperature kilns.
  
  Description of product
  Name Alumina bubble products
  Ingredient bubble alumina、corundum powder、Calcined powder as raw material etc
  Max service temperature 1800℃
  Advantages 1 high temperature resistance
  2 low thermal conductivity, good thermal insulation
  3 low bulk density
  4excellent resistance to acids and alkalis corrosion
  Size and specifications 230x114x65mm
  The size, density, chemical composition can be customized.
  
  
  
  
  
  
  Technical Data
  
  
  
  
  
  
  Name / Indexes/ Item MLQ-84 MLQ-90 LQ-1.2 LQ-1.5 LQ-1.7
  Al2O3％≥ 84 90 98.5 98.5 98.5
  Fe2O3％≥ 0.8 0.5 0.3 0.3 0.3
  SiO2％≤ 15 9 1.0 1.0 1.0
  Bulk Density
  (g/cm3 ≥) 1.5 1.5 1.2 1.5 1.7
  Compressive
  strength
  at normal temperature
  (MPa≥) 16 15 3 12 15
  Porosity % ≥ 58 60 62 60 58
  Refractoriness under load at0.1Mpa
  KD °C≥ 1650 1700 1700 1700 1700
  Refractoriness
  (°C)≥ 1800 1800 1800 1800 1800
  Hot side 1000°C
  W/m.k ≤ 1.2 1.5 0.95 1.05 1.15
  

• Company:

  Shandong Gaoha RefractoriesTechnology Co.,Ltd.     [ China ]        

• Contact:

  maria

• Tel:

  +86-533-2182811

• Fax:

  +86-533-2182711

• Email:

  maria-gaoha@foxmail.com