CBN inserts
1) high hardness,
2) good wear resistance,
3) little coefficient of friction
4) good adhesiveness resistance
CBN inserts
MATERIALS RECOMMENDED FOR CUTTING WITH CBN
Alloy steels (45-68 RC)
Carbon tool steels (45-68 RC)
Die steel (45-68 RC)
High speed steel (45-68 RC)
Chilled cast iron
Ni Hard
Forged steel
Meehanite iron
Moly chrome steel rolls
Inconel 600
Rene
Incoloy
Monel
Stellite
Colmonay
Waspolay
RECOMMENDED SPEEDS AND FEEDS OF CBN
CBN MATERIAL | SPEED | FEED RATE (MM/REV) | DEPTH OF CUT (MM) | | Carbon Steel (45-68 RC) | 80-140 | 0.10-0.3 | 0.20-1.2 | | Alloy Steel | 90-120 | 0.10-0.3 | 0.20-1.2 | | Hardened tool and die Steel (45-68 RC) | 60-90 | 0.10-0.20 | 0.20-1.2 | | High Tensile Cat Iron | 60-120 | 0.25-0.75 | 0.20-1.2 | | Pearlitic Gray Cast Iron < 240 HBN | 450-1060 | 0.25-0.50 | 0.20-1.2 | | Pearlitic Gray Cast Iron > 240 HBN | 305-610 | 0.25-0.50 | 0.20-1.2 | | Powered Metal | 90-120 | 0.10-0.25 | 0.20-1.2 | | Stellite | 100-210 | 0.15-0.50 | 0.20-1.2 |
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CBN inserts
