Crystolon
(Silicon
Carbide)
|
India (Al Oxide) |
Arkansas (Washita, Soft, Hard)
White, Black, Clear |
Diamond
Stones |
Waterstones
JIS (Japan)
|
Coated Abrasives (Waterproof)
CAMI (USA)
|
Coated Abrasives (Waterproof)
FEPA (Europe)
|
Diamond Compound
Micron Size
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
P100 |
141 |
Coarse |
|
|
|
|
|
P120 |
127 |
|
|
|
|
|
120 |
|
116 |
|
Coarse India |
|
|
|
|
P150 |
97 |
|
|
|
|
|
150 |
|
93 |
Medium |
|
|
|
|
180 |
P180 |
78 |
|
|
|
|
|
|
P220 |
65 |
|
|
|
Extra Coarse
Diamond (220) |
Norton 220 |
220 |
|
60 |
|
|
|
|
|
|
P240 |
58 |
|
Medium India |
|
|
|
240 |
|
53.5 |
|
|
|
|
|
|
P280 |
52.5 |
|
|
|
|
|
|
|
50 |
|
|
|
|
|
|
P320 |
46 |
Fine |
|
|
|
|
|
|
45 |
|
|
|
Coarse Diamond
(325) |
|
280 |
|
43 |
|
|
|
|
|
|
P360 |
40.5 |
|
|
|
|
360 |
320 |
|
36 |
|
Fine India |
Washita |
|
|
|
P400 |
35 |
|
|
|
|
|
360 |
|
29 |
|
|
|
|
|
|
P600 |
25.8 |
|
|
|
|
|
400 |
|
23 |
|
Extra Fine India |
Soft Arkansas |
Fine Diamond
(600) |
600 |
|
P800 |
22 |
|
|
|
|
|
|
|
20 |
|
|
|
|
800 |
600 |
P1200 |
16 |
|
|
|
|
Norton 100 |
700 |
|
14 |
|
|
|
|
|
800 |
P1500 |
12.6 |
|
|
Hard White Arkansas |
Extra Fine
Diamond (1200) |
1200 |
|
|
11 |
|
|
|
|
|
|
P2000 |
10.3 |
|
|
|
|
1500 |
1000 |
|
9.2 |
|
|
|
|
|
|
|
9 |
|
|
|
|
|
1500 |
P2500 |
8.4 |
|
|
|
|
Norton 2000 |
|
|
7.5 |
|
|
Hard Black Arkansas Hard
Translucent Arkansas |
|
Norton 4000 |
2000 |
|
6 |
|
|
|
|
|
|
|
5 |
|
|
|
|
Norton 8000 |
|
|
3 |
|
|
|
|
|
|
|
1.2 |
|
|
|
|
|
|
|
1 |
|
|
|
|
15000 |
|
|
0.5 |
Crystolon
(Silicon
Carbide)
|
India (Al Oxide) |
Arkansas (Washita, Soft, Hard)
White, Black, Clear |
Diamond Stones |
Waterstones
JIS
(Japan)
|
Coated Abrasives (Waterproof)
CAMI
(USA)
|
Coated Abrasives (Waterproof)
FEPA
(Europe)
|
Diamond Compound
Micron
Size
|
|
|
|
|
|
|
|
|
Relative Sharpening Comparisons for Norton Abrasive Products