Basic Carbide Grade Chart

Industry Code

Basic Carbide Grade

Approximate Binder
%

Hardness Rockwell "A"

Hardness Rockwell "C"

Transverse Rupture PSI

Compressive Strength
PSI

Grain Size

Basic Applications

Special

BC-00

0

92.5-94.5

81-83

-

-

Fine and Coarse

Excellent Wear; No Shock.
Developed for Binderless Application

C-3
C-4

BC-3

3

92.0-93.0

80-82

225,000

660,000

Fine

Best Wear Resistant; No Shock.
Developed for Compacting Ceramics, Grinding Compounds

C-1
C-2
C-9

BC-6

6

91.0-92.0

79-81

275,000

700,000

Fine

Excellent Wear; Slight Shock.
Developed for Cutting and Abrasion Resistance

C-10

BC-9

9

90.0-91.0

77-79

350,000

600,000

Fine

Excellent Wear; Slight to Medium Shock.
Developed for Light Drawing and Light Blanking

Special

BC-11

11

89.0-90.5

74-77

350,000

625,000

Fine

Good Wear; Medium Shock, High Edge Strength.
Developed for Stamping and Lamination Dies and Punches

Special

BC-12C

12

88.0-89.0

72-74

500,000

540,000

Fine and Coarse

Good Wear; Heavy Shock.
Developed for Heavy Work Conditions. Use for WEDM*

C-11

BC-13

13

88.5-89.5

73-75

370,000

600,000

Fine

Good Wear; Medium Shock.
Developed for Medium Work Conditions

C-12

BC-14

14

88.0-89.0

72-74

385,000

575,000

Fine

Good Wear; Medium to Heavy Shock.
General Purpose Grade, Developed for Medium to Heavy Work Conditions

C-13

BC-15

15

87.5-88.5

71-73

400,000

560,000

Fine

Good Wear; High Strength.
Developed for Heavy Work Conditions

Special

BC-15C

15

87.0-88.0

70-71

425,000

520,000

Fine and Coarse

Medium Wear; Heavy Shock.
Used in Place of C-14 Grades, Outperformed 20-25% Grades in Many Applications

Special

BC-17C

17

85.5-86.5

67-69

435,000

525,000

Fine and Coarse

Medium Wear; Heavy Shock.
Glass Cutting Grade

C-14

BC-20C

20

84.0-85.0

65-67

450,000

530,000

Coarse

High Impact; Heavy Shock Resistance.
Developed for Cold Heading and Swaging Dies

C-17

BC-22C

22

81.5-83.0

60-62

350,000

480,000

Extra Coarse

Highest Impact.
Developed for Heavy Workload

.

Super Submicron Grades

Special

BC-8SS

8

92.5-93.5

81-82

360,000

N/A

Super Submicron

Excellent Wear; Slight to Medium Shock.
Developed for Extreme Abrasive Applications

Special

BC-12SS

12

91.0-92.0

79-81

400,000

N/A

Super Submicron

Excellent Wear; Medium to Heavy Shock.
Developed for Extreme Abrasive Applications

.

Submicron Grades

Special

BC-6S

6

92.3-93.3

81-82

320,000

725,000

Submicron

Excellent Wear; Light Shock.
Developed for Cutting. Better Wear Than C-2 Grades

Special

BC-10S

10

90.7-92.0

78-80

400,000

630,000

Submicron

Excellent Wear; Medium Shock.
Developed for Slitting and Cutting Where Some Shock is Involved

Special

BC-10SP

10

91.3-92.3

80-81

400,000 min

630,000 min

Submicron

Excellent Wear; Medium to Heavy Shock.
Developed for Slitting and Cutting Where Shock and Abrasion are Involved

Special

BC-14S

14

89.0-90.5

74-77

450,000

675,000

Submicron

Excellent Wear; Slight to Medium to Heavy Shock.
Developed Specially

Special

BC-17S

17

88.0-89.0

72-74

440,000

650,000

Submicron

Good Wear.
High Edge Strength

.

Nickel Grades (Nonmagnetic Available on Request)

C-18

BC-6N

6

90.5-92.0

78-80

275,000

690,000

Fine

Excellent Wear.
Use in Corrosive Environments -- Seals

Special

BC-10N

10

89.0-91.0

74-79

300,000

525,000

Fine

Excellent Wear.
Special Seals, Corrosive Environments

Special

BC-12N

12

87.5-89.0

71-74

320,000

400,000

Fine

Excellent Wear; Good Shock.
High Strength, Corrosive Environments
* When ordering material for Wire-EDM, specify on order. We have developed a special process that, when used in conjunction with our BC-12C grade, is guaranteed against cracking. (We will process any of our grades for Wire-EDM. Ask one of our engineers to explain the process.) Note: the BC-12C guarantee is prorated for large blocks cut to form smaller components.


Basic Carbide Corporation
900 Main Street
P.O. Box 228
Lowber, PA 15660
U.S.A.

Phone: 1-800-426-4291 (724-446-1630)
Fax: 1-800-838-4178 (724-446-1656)

Note: The Rockwell "C" Hardness data is provided as a comparison only. The hardness of tungsten carbide cannot be measured on the Rockwell "C" scale, and equipment for measuring Rockwell "C" hardness may be damaged if used to test tungsten carbide.

Quality Tungsten Carbide Preforms
Made In The U.S.A.

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