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Boron Carbide

B4C-GPA

It is smelted from boric acid and powdered carbon in electric furnace at high temperature. With the high hardness at 4950kg/cm2, it is suitable for a variety of application.
Typical Chemical Analysis (Grit F60)
Total B Total C Fe2O3 SiO2 BC

78.00%

 18.00% 0.27% 0.30% 97.00%
Physical Properties
Color Black
Shape Blocky, angular and edge sharp
True Specific Gravity
 2.52 g/cm3
Hardness
 Knoop 3000, Mohs 9.36
Melting Temperature

2450 ¡æ
Grit Size Available (F)
60 70 80 90 100 120
 150 180 220 240 280 320 360 400 500 600 800 1000 1200
Particle Size Distribution (PSD)
PSD According to ISO, ANSI, FEPA and JIS.
Packing Way Selection
a. 40 x 25kg paper bags on pallet.
b. 25kg Iron Drums on pallet.
c. According to client¡¯s special requirement.
Products Standard
F4~F220 Microgrits Size Distribution
F230~F1200 Microgrits Size Distribution
Bulk Density Testing Value Comparison Chart
Microgrits Grit F230 ¨C F8000
Microgrits Grit F8 ¨C F240