Alumina Ceramic Insulation Tube

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Ceramic alumina tube , alumina content 95% – 99.7%,White or Ivory ,Wear-resisting and acidproof alkali corrosion , High temperature (1600-1700 degree centigrade). Good chemical stability,high insulation, strong adsorption capacity, is a nice electrical insulation and wear-resisting material.

Ceramic alumina tube , alumina content 95% – 99.7%,White or Ivory ,Wear-resisting and acidproof alkali corrosion , High temperature (1600-1700 degree centigrade). Good chemical stability,high insulation, strong adsorption capacity, is a nice electrical insulation and wear-resisting material.

 

Parameters:

Composition GS-AL0502 GS-AL0503
AL2O3 Content 97% 99.8%
Tensile 30Kpsi 32Kpsi
Compressive 300 Kpsi 330 Kpsi
Flexural 55 Kpsi 60 Kpsi
Hardness 13.8 HV, Gpa 18 HV, Gpa
Thermal Conductivity 25 W/(m K) 25 W/(m K)
Working Temperature 1500 °C 1750 °C
Dielectric Constant 9.5 9.8
Dielectric Strength 16 KV/mm 20 KV/mm

 

The features of products:

  • Lighter stronger and easy to assemble.
  • Smooth internal surface promoting streamlined flow and reduce contaminant pick-up.
  • Accurate and consistent dimensions.
  • Reduce casting defects of sand holes, sand-flushing, and sand inclusions.
  • Metal erosion resistance much better than traditional refractories .
  • Good thermal shock resistance.
  • higher working temperature.