Service & Support
Explanation of Designation
|
Update: 2015/07/17 |
|
Symbol |
1 |
2 |
3 |
4 |
5 |
6 |
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|
Abrasive kind |
Grain Size |
Grade |
Bond |
Reinforced |
Max.speed |
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|
Example |
A |
24 |
Q |
B |
F |
4800m/min |
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|
|
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|
Brown Aluminium oxide |
A |
Coarse |
Medium |
Fine |
Medium |
M.N |
|
Fibre glass |
3800m/min |
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|
White Aluminium Oxide |
WA |
20 |
30 |
70 |
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|
Zirconium |
ZA |
22 |
36 |
70 |
Medium Hard |
P.Q.R |
Resin |
|
4300m/min |
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|
Black Silicon Carbide |
C |
24 |
46 |
90 |
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|
Green Silicon Carbide |
GC |
|
54 |
100 |
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|
Mixed Grain |
A.C |
|
60 |
120 |
Hard |
S.T |
|
|
4800m/min |
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|
A.WA. |
|
|
150 |
6000m/min |
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