磨料粒度尺寸参照表
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微粉粒度尺寸参照表
China GB 2477-83
JIS
ANSI(77)
DIN(70)
FEPA(84)
ISO(77)
Grit No.
Norminal size range(µm)
ds50 value (µm)
ds50 value(µm)
grit No.
Standard werte der Mikro-F-Reihe
Sedigraph 5000D
240
60.0±4.0
P240
58.5±2.0
280
52.0±3.0
P280
52.2±2.0
W63
63 - 50
320
46.0±2.5
53.5 - 50
OS53
53±3.0
F230/53
50.0±3.0
P320
46.2±1.5
W50
50 - 40
360
40.0±2.0
OS45
44.5±2.0
F240/45
42.0±2.0
P360
40.5±1.5
400
34.0±2.0
44 - 40.5
P400
35.0±1.5
W40
40 - 28
500
28.0±2.0
36 - 32.5
OS37
36.5±1.5
F280/37
34.5±1.5
P500
30.2±1.5
600
24.0±1.5
28.8 - 25.8
OS29
29.2±1.5
F320/29
27.7±1.5
P600
25.8±1.0
W28
38 - 20
700
21.0±1.3
23.6 - 20.6
OS23
22.8±1.5
F360/23
21.6±1.5
P800
21.8±1.0
800
18.0±1.0
19.7 - 16.7
OS17
17.3±1.0
F400/17
16.5±1.0
P1000
18.3±1.0
W20
20 - 14
1000
15.5±1.0
16 - 13
OS13
12.8±1.0
F500/13
12.3±1.0
P1200
15.3±1.0
W14
14 - 10
1200
13.0±1.0
1500
10.5±1.0
12.3 - 9.8
OS9
9.3±1.0
F600/9
9.0±1.0
W10
10 - 7
2000
8.5±0.7
9.3 - 6.8
W7
7 - 5
2500
7.0±0.7
OS7
6.5±1.0
F800/7
6.3±1.0
W5
5 - 3.5
3000
5.7±0.5
6.5 - 4.5
OS5
4.5±0.8
F1000/5
OS3
3.1±0.5
F1200/3
for general purposes
for bonded abrasives
for coated abrasives
F10-F240粒度分布表
The Coarsest Grains
Coarse Grains
Normal Grains
Mixed Grains
Fine Grains
Sieve No.
Above sieve (weight % ) max
Above Sieve
(weight % ) max
(weight % ) min.
Above sieves (weight % ) min.
Under Sieve
(weight % ) max.
F10
6
0
8
20
10
45
10 12
70
14
3
F12
7
12
12 14
16
F14
14 16
18
F16
16 18
F20
18 20
25
F22
20 25
30
F24
25 30
65
35
F30
30 35
40
F36
35 40
F40
40 45
50
F46
45 50
60
F54
50 60
F60
60 70
80
F70
70 80
100
F80
80 100
120
F90
100 120
140
F100
120 140
200
F120
140 170
230
F150
15
170 200
170 200 230
325
F180
170
200 230
200 230 270
F220
230 270
230 270 325
F240
5
38
磨料基本参数
线膨胀率 (at 900°c, in 10-6 /°c )
电阻率
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