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  • Name: Boron Carbide
  • Code: Boron 1
  • Time: 2011-02-23
  • Views : 240

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                           BORON CARBIDE DATA SHEET          dragon-abrasives


BC-A

For Abrasives application

BC-R

For Refractory application

Chemical Composition

 

Specification (%)

Typical (%)   F220

B2O3

 

0.24

Free Boron

 

0.39

Boron Compound

 

79.04

Total: Boron:

75 - 80

79.43

Free Carbide

 

1.67

Carbide Compound

 

17.93

Total Carbide

17 - 21

19.60

Fe2O3

 

0.14

Si

 

.027

BC

>95

96.97

Physical Properties

Color

Black

Specific Gravity

2.52 g/cm3

Hardness

9.4 Mohs

Micro-hardness

5400 – 6300 kg/mm2

Melting point

2450 C

Grains size distribution

 Grain size

Micro Grain size

 For Refractory grain size

Grit No.

Size  (um)

Grit No.

Size  (um)

Grit No.

Size  (um)

60#

250

F230

53-63

40 - 120

100-350

70#

212

F240

50-63

60 - 150

60-250

80#

180

F280

40-50

100F

-150

90#

150

F320

28-40

140F

-100

100#

125

F360

20-28

200F

-75

120#

106

F400

14-20

325F

-44

150#

75-90

F500

10-14

-25um

-25

180#

63-75

F600

7-10

-10um

-10

220#

53-63

F800

5-7

 

 

 

 

F1000

3.5-5

 

 

 

 

F1200

2.5-3.5

 

 

Packing by 20kg bag, or 20kg drum, 50 to 1mt pallet.