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G
reen silicon carbide(GC)
 

It is used to grind hard and brittle metal, non-ferrous metals like copper, brass, aluminum and magnesium, and non-metallic materials such as gem, optical glass, ceramics, etc.

Grain Types and Grades

Usage

For vitrified wheels and belts

For organic wheels

For sheets

Type & Grade

GC

GC-B

GC-P

 

Chemical Composition(GB/T 2480-1996)

Type & Grade

Grit Size

Chemical composition (%, by weight)

SiC

F.C

Fe2O3

GC

F20F90

99.0

0.20

0.20

F100F150

98.5

0.25

0.50

F180F220

97.5

0.25

0.70

W63W20

97.0

0.30

0.70

W14W10

95.5

0.40

0.70

W7W5

94.0

0.50

0.70

P12P100

99.0

0.20

0.20

P120P150

98.5

0.25

0.50

P180P220

97.5

0.25

0.70

P240P1000

97.0

0.30

0.70

P1200

95.5

0.40

0.70

GC-B

F20F90

98.5

0.25

0.25

F100F150

98.0

0.30

0.55

F180F220

97.0

0.30

0.80

W63W20

96.5

0.35

0.80

W14W10

94.5

0.45

0.80

W7W5

93.0

0.60

0.80

GC-P

P12P100

98.5

0.25

0.25

P120P150

98.0

0.30

0.55

P180P220

97.0

0.30

0.80

P240P1000

96.5

0.35

0.80

P1200

94.5

0.45

0.80

Note: Special requirement on chemical composition can be satisfied through discussion.


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