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MacDonald Carbide Company

Grade Specifications

CUTTING, FORMING, WEAR AND MINING GRADES

Industry
Code

Our Standard
Grades

Compositions

Hardness
HRA

Avg. Grain
Size

Density
g/cm3

T.R.S.
KSI

WC %

CO %

Others

C-2

MC-106

94.0

6.0

 

91.7

fine

14.96

260

C-2

MC-110*

87.5

10.0

2.5 TAC

91.5

extra fine

14.30

350

C-2

MC-1010

90.0

10.0

 

92.5

extra fine

14.50

475

C-10

MC-208

91.5

8.5

 

90.3

medium

14.69

270

C-11

MC-213

87.0

13.0

 

89.0

medium

14.24

325

C-4

MC-2006

94.0

6.0

 

93.0

extra fine

14.90

350

C-2

MC-2010

90.0

10.0

 

91.8

extra fine

14.52

410

* 2% TAC INCLUDED       

PETROLEUM AND MINING GRADES

Industry
Code

Our Standard
Grades

Compositions

Hardness
HRA

Avg. Grain
Size

Density
g/cm3

T.R.S.
KSI

WC %

CO %

Others

C-9

MC-311

89.0

11.0

 

89.6

medium

14.43

325

C-11

MC-509

91.0

9.0

 

88.8

medium

14.58

350

C-11

MC-511

89.0

11.0

 

88.0

coarse

14.43

350

C-13

MC-516

81.0

16.0

 

86.5

coarse

13.96

400

C-13

MC-520

80.0

20.0

 

85.0

coarse

13.55

450

C-13

MC709

91.0

9.0

 

87.0

coarse

14.65

400

 

In addition to our standard grades, MacDonald Carbide Co. has the capacity to analyze and manufacture all non-standard grades to customer specifications.

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