| Contact Us |
| ROOM 1601,16TH FLOOR TOWER A NO.688 DALIAN ROAD,SHANGHAI CHINA |
Tel: +86 21-65070417
Fax: +86 21-65070308
Email: sales@orientalshanghai.com.cn
Zip code: 200082 |
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International Standardization of Grit Size for Diamond Wheel |
| JIS Standard |
FEPA Standard |
US Standard |
| #60 |
D251 |
60/70 |
| #70 |
D213 |
70/80 |
| #80 |
D181 |
80/100 |
| #100 |
D151 |
100/120 |
| #120 |
D126 |
120/140 |
| #140 |
D107 |
140/170 |
| #200 |
D76 |
200/230 |
| #230 |
D64 |
230/270 |
| #270 |
D64 |
270/325 |
| #320 |
D46 |
325/400 |
| #400 |
D40 |
400/500 |
| #500 |
D35 |
40-50um |
| #600 |
D30 |
30-40um |
| #700 |
D25 |
20-40um |
| #800 |
D20 |
20-30um |
| #1000 |
D15 |
15-25um |
| #1200 |
D15B |
10-20um |
| #1500 |
D15A |
8-16um |
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| Concentration Table for DIA Wheel |
| DIA |
Diamond weight in carats per cm3 abrasive volume |
| C50 |
2.2ct/cm3 |
| C75 |
3.3ct/cm3 |
| C100 |
4.4ct/cm3 |
| C125 |
5.5ct/cm3 |
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| Concentration Table for CBN Wheel |
| CBN |
CBN weight in carats per cm3 abrasive volume |
| V120 |
2.09ct/cm3 |
| V180 |
3.13ct/cm3 |
| V240 |
4.18ct/cm3 |
| V300 |
5.22ct/cm3 |
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| Wheel Grinding Speed |
| bond |
Resin bond |
Metal bond |
Vitrified bond |
| Wet grinding |
1200-1400m/min |
900-1600m/min |
1000-1500m/min |
| Dry grinding |
700-1000m/min |
500-700m/min |
600-800m/min |
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| Wheel Grinding Feed |
| Grit Size |
#100~140 |
#170~240 |
#240以下 |
| Feed |
0.055mm |
0.035mm |
0.015mm |
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D - Natural diamond
SD - Synthetic diamond
SDC - Synthetic diamond with metal coating
CBN - Cubic Boron Nitride
CBNC - Cubic Boron Nitride with metal coating |
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