제품소개
Diamond & CBN grinding wheel 전문 제조 업체 홍익다이아(주)
Diamond & CBN wheel 표시방법
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- Diamond & CBN wheel 표시방법
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1
SD
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2
170
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3
R
-
4
125
-
5
BX
01 지립(Grit material)
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D
천연다이아몬드
(Natural Diamond) -
SD
합성다이아몬드
(Synthetic Diamond) -
SDC
코팅합성다이아몬드
(Synthetic Diamond Coated) -
CBN
Cubic Boron Nitride
02 입도(Grit size, mesh)
| US(JIS)MESH | FEPA(μm) | US(JIS)MESH | MICRON(μm) |
|---|---|---|---|
| 30/40# | D602 | 400/500# | 40~60 |
| 40/50# | D427 | 500# | 30~40 |
| 50/60# | D301 | 600# | 22~36 |
| 60/80# | D252 | 800# | 20~30 |
| 80/100# | D181 | 1000# | 15~25 |
| 100/120# | D151 | 1200# | 10~20 |
| 120/140# | D126 | 1500# | 8~16 |
| 140/170# | D107 | 1800# | 6~12 |
| 170/200# | D91 | 2000# | 5~10 |
| 200/230# | D76 | 3000# | 4~8 |
| 230/270# | D64 | 6000# | 4~6 |
| 270/325# | D54 | 8000# | 2~4 |
| 325/400# | D46 | 12000# | 1~2 |
03 결합도(Hardness)
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J
Very Soft
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L
←
↑
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N
Normal
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P
→
↓
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R
Very Hard
04 집중도(Concentration)
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75
3.3ct/cc
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100
4.4ct/cc
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125
5.5ct/cc
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150
6.6ct/cc
05 결합제(Bond type)
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Resin -
Vitrified -
Metal -
Hybrid