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Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: PANGEA
  • Model Number: AZF25
  • Material: Alumina Zirconia
  • Usage: Bonded Abrasives
  • Abrasive Grain Sizes: Various Particles
  • Microstructure: Corundum ZrO2- Al2O3
  • Applications: Bonded Abrasives
  • Grit Sizes: 4 - 220
  • Sizing Convention: ANSI
  • True Density: 4.35 g/cm3
  • Knoop Hardness: 1780 kg/mm2
  • Melting Point: 1950 ℃
  • Loose Pack Density: 1.88 - 2.38 g/cm3
  • Chemical Analysis (Typical): Al2O3 75% , ZrO2 24%
  • Subtitutes:: ZF ALUNDUM 1525



AZF25 is an electro-fused alumina zirconia grain, produced by fusing alumina and zirconia raw materials in an electric arc furnace, and the by quenching,crushing and sizing to the desired grain size. It is hard, very tough, sharp material used for producing large grinding wheels for foundry snagging.




Product Data


Product code:AZF25 


Corundum ZrO2-Al2O3 euteic

Applications:Bonded abrasives

Grit sizes

4 - 220

Sizing convention


True density:

4.35 g/cm3 

Knoop hardness:

1780 kg/mm3 

Melting point:

1950 ℃ 

Loose pack density:

1.88 - 2.38 g/cm3 

Chemical Analysis (Typical)Al2O3 75%, ZrO2 24%




Chemical Anylysis


Alumina Oxide (Al2O3):75.0% 

Zirconia Oxide (Zr2O3):


Silicon Oxide (SiO2):


Iron Oxide (Fe2O3):


Sodium Oxide (Na2O): 0.08%
titanium oxide (TiO2)0.15%


Microstructure of AZ25 grains

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China (Mainland) | Trading Company
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