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Boron Carbide
Boron Carbide

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Boron Carbide,B4C

Boron carbide, a black crystal powder, is one of the hardest Man-Made materials, its hardness with Mohs hardness 9.36 and microscopic hardness 5400-6300kg/mm2 is only near upon diamond, its density 2.52g/cm3 and melting point at 2450,The boron carbide possesses properties of endurance hi/low temperature, no reaction with either acids or alkalis, high grinding efficiency, no magnetism. 

 

Grit NoBasic Grain(µm)Chemical Component
Total BTotal CContent B4C
60#25077-8017-2196-98
70#212
80#180
90#150
100#150
120#106
150#90-75
180#75-6376-7995-97
220#63-53
F23063-53
F24063-50

F280

50-40
F32040-28
F36028-20
F40020-1475-7894-95
F50014-10
F60010-7
F8007-5

74-78

91-94
F10005-3.5
F12003.5-2.5
60#~150#250-75

76-81

93-97
46#~120#350-60
-100meshlesss than 150
-140meshless than 100
-200meshless than 75
-325meshless than 44
-25µmless than 25
-10µmless than 10

 

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