B4c Abrasive Factory Produce Grinding Sapphire Usage Boron Carbide F280

Molecular Weight (g/mol.)

55.25515

Specific Heat (cal-mol-c)

12.5

Knoop Hardness

2750

Mohs Hardness

9.6

Micro Hardness

4950kgf/mm2

Density & phase

2.52 g/cm (Solid)

Melting point

2350 °C (2623.15 K)

Boiling point

>3500 °C (>3773.15 K)

Solubility In Water

Insoluble

Crystal Structure

                          Rhombohedral

Application

• Boron Carbide is well suited to a variety of industrial applications including:

• Abrasives for lapping and ultrasonic cutting

• Anti-oxidant in carbon-bonded refractory mixes

• Armor

• Nuclear applications such as reactor control rods and neutron absorbing shielding

• Wear parts such as blasting nozzles, wire-drawing dies, powdered metal and ceramic forming dies, thread guides

F60

300-250

78-81

17-22

0.2-0.4

97-99

F80

212-180

78-81

17-22

0.2-0.4

97-99

F100

150-125

78-81

17-22

0.2-0.4

97-99

F120

125-106

78-80

17-22

0.2-0.4

96-98

F150

106-75

78-80

17-22

0.2-0.4

96-98

F180

75-63

78-80

17-22

0.2-0.4

96-98

F230

53.0±3.0um

77-80

17-22

0.3-0.5

96-97

F240

44.5±2.0um

77-80

17-22

0.3-0.5

96-97

F280

36.5±1.5um

77-80

17-22

0.3-0.5

96-97

F320

29.2±1.5um

76-79

17-21

0.3-0.6

95-97

F360

22.8±1.5um

76-79

17-21

0.3-0.6

95-97

F400

17.3±1.0um

75-79

17-21

0.4-0.8

94-96

F500

12.8±1.0um

76-79

18-22

0.3-0.7

94-97

F600

9.3±1.0um

74-78

17-21

0.4-0.9

92-94

F800

6.5±1.0um

74-78

17-21

0.4-0.9

92-94

F1000

4.5±0.8um

75-78

18-22

0.1-0.8

90-94

F1200

3.0±0.5um

75-78

18-22

0.1-0.8

90-94

F1500

2.0±0.4um

75-78

18-22

0.1-0.8

90-94

F2000

1.2±0.3um

75-78

18-22

0.1-0.8

90-94