Cubic Boron Nitride -CBN abrasive is knwon as the second hardest superabrasives materials,cubic boron nitride is the ideal material to used in resin,metal,vitrified and electroplated bond CBN grinding tools for maching of steel,iron and HSS tools and hard alloys.
B00 CBN powder is amber colored cubic boron nitride crystal,semi tough,irregular monocrystal used in resin bond system.
Cubic Boron Nitride Grain Size Availability
| Grade/Size | 40/50 | 50/60 | 60/70 | 70/80 | 80/100 | 100/120 | 120/140 | 140/170 | 170/200 | 200/230 | 230/270 | 270/325 | 325/400 |
| CBN-A00 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-A01 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-A02 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-A50 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-A80 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-A90 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-B00 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
| CBN-B50 | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ | √ |
CBN Abrasive Mesh Sizes Comparison Chart
|
REALTEC |
International Standard |
FEPA (Euro) |
USA |
JAPAN |
Theoretical Basic Size |
RUSSIA |
||||||||
|
GB/T6406-1995 |
ISO |
ANSI B74.16-1971 |
JIS4130-1998 |
9206-80 |
||||||||||
| Mesh | Grain Size | Grain | Mesh | Size | Grain | Mesh | Mesh | Grain Size | Mesh | Grain Size | Inch | Millimeter | Mesh | Grain Size |
| 40/50 | 425/300 | 427 | 40/50 | 425/300 | B427 | 355/300 | 40/50 | 425/300 | 40/50 | 425/300 | 0.015 | 0.378 | 500/400 | 500/400 |
| 50/60 | 300/250 | 301 | 50/60 | 300/250 | B301 | 300/250 | 50/60 | 300/250 | 50/60 | 300/250 | 0.011 | 0.288 | 400/315 | 400/315 |
| 60/80 | 250/180 | 252 | 60/80 | 250/180 | B252 | 250/180 | 60/80 | 250/180 | 60/80 | 250/180 | 0.009 | 0.226 | 250/200 | 250/200 |
| 80/100 | 180/150 | 181 | 80/100 | 180/150 | B181 | 180/150 | 80/100 | 180/150 | 80/100 | 180/150 | 0.0069 | 0.174 | 200/160 | 200/160 |
| 100/120 | 150/125 | 151 | 100/120 | 150/125 | B151 | 150/125 | 100/120 | 150/125 | 100/120 | 150/125 | 0.0058 | 0.148 | 160/125 | 160/125 |
| 120/140 | 125/106 | 126 | 120/140 | 125/106 | B126 | 125/106 | 120/140 | 125/106 | 120/140 | 125/106 | 0.0048 | 0.123 | 125/100 | 125/100 |
| 140/170 | 106/90 | 107 | 140/170 | 106/90 | B107 | 106/90 | 140/170 | 106/90 | 140/170 | 106/90 | 0.0041 | 0.103 | 100/80 | 100/80 |
| 170/200 | 90/75 | 91 | 170/200 | 90/75 | B91 | 90/75 | 170/200 | 90/75 | 170/200 | 90/75 | 0.0034 | 0.866 | 80/63 | 80/63 |
| 200/230 | 75/63 | 76 | 200/230 | 75/63 | B76 | 75/63 | 200/230 | 75/63 | 200/230 | 75/63 | 0.0030 | 0.075 | 63/50 | 63/50 |
| 230/270 | 63/53 | 64 | 230/270 | 63/53 | B64 | 63/53 | 230/270 | 63/53 | 230/270 | 63/53 | 0.0026 | 0.066 | 50/40 | 50/40 |
| 270/325 | 53/45 | 54 | 270/325 | 53/45 | B54 | 53/45 | 270/325 | 53/45 | 270/325 | 53/45 | 0.0022 | 0.057 | ||
| 325/400 | 45/38 | 46 | 325/400 | 45/38 | B46 | 45/38 | 325/400 | 45/38 | 325/400 | 45/38 | 0.0019 | 0.048 | ||