refractory boron carbide B4C 325mesh

Size:325mesh

Chemical Composition(%)

B：75-81%

C: 17-22%

Fe2O3:0.1-0.8%

B₄C:95-99%

Physical Properties:

Color: Black Powder

Molecular Formula: B4C

Density & phase: 2.52g/cm3 Solid

Solubility In Water: Insoluble

Melting Point: 2450°C

Boiling point: 3500°C

Crystal Structure: Rhombohedral

Mohs Hardness:9.6

Micro Hardness: 4950kgf/mm2

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Application:

1,Used in double-face grinding of LED and thinning and polishing of sapphire based LED extending plates

2,Used in National Defense Industry

3. Used in Nuclear Industry

4,Used In refractories Industry

5,Used in other engineering ceramic materials

Available Sizes

F36 F46 F54F60 F70 F80 F90 F100 F120 F150 F180 F220 F230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000 325#