97% Alumina

97% Alumina

(AL2O3)—Best value and price   

Material performance:   

  • Hardness HR90〜93   
  • ( Resistivity 1x10^14 to 1x10^15Ωcm ) 
  • (Medium to high mechanical strength 360-600MPa) 
  • (Compressive strength 2250-2700MPa) 
  •  (Low Thermal conductivity25-32W / mk) 
  • Operating temperature 1400°C   

Application property:

   Alumina has high hardness, high melting point, corrosion resistance, high resistivity, low cost, moderate surface activity, good adhesion, thermal shock resistance and shielding effect. Flake ones are mostly used in abrasive or polishing industries. it is used in ceramic reinforcement materials, cosmetics, advanced coatings and other fields.    

Application fields: 

  Smelting: crucible, physical and chemical utensils  

New energy industry: large model of powder conveying equipment*  

Automotive industry: automotive exhaust catalyst carrier   

Industrial wear parts: hydraulic valve*  

Electronics industry: circuit substrates, sockets, housings 

Machinery industry: grinding discs, turbines and throwing wheels of sand mills