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CBN TOOLS
Application Maps Low Cutting Speed High Hybrid Grain Structure (KBN05M)
Hardened Materials Mixed structure of micro grain CBN and coarse grain CBN
CBN possesses high hardness, toughness, and thermal resistance characteristics.
KBN05M
CBN Structure
CBN Low Cutting Speed High
PCD KBN25M HEAT
KBN10M KBN30M
KBN35M
Finishing Medium Roughing Coarse Grain
CBN
Continuous InteLrriguhpttion Interruption InteHreruapvytion Micro Grain Heat Diffusion is Promoted with
CBN Coarse Grain CBN
High Thermal Conductivity
KBN05M KBN25M: High Stability for General Cutting
KBN30M: High Stability During Interrupted Cutting
1st recommended grade for a wide range of KBN35M: Honeycomb Structure CBN with Superior Fracture
applications from continuous (high speed finishing) to
interrupted cutting. Resistance in Heavy Interrupted Cutting
Roll Materials (Chilled Cast Iron) Powdered Steel Cast Iron
Low Cutting Speed High Low Cutting Speed High KBN70M
KBN25M KBN475
KBN900 KBN900
1(: KBN570 KBN60M
KBN65B
Finishing Medium Roughing Finishing Medium Roughing Finishing Medium Roughing
Continuous Light Interruption Continuous Light Interruption
Light Heavy
Continuous Interruption Interruption Interruption Interruption Interruption
R ecommended Cutting Conditions
Workpiece Hardness Applications Recommended Vc (sfm) Cutting Conditions f (ipr)
Material Insert Grade D.O.C. (in)
General Finishing Continuous~Interruption KBN05M 330 ~ 490 ~ 660 0.002 ~ 0.012 ~ 0.020 0.002 ~ 0.003 ~ 0.004
Over 55HRC High Efficiency Stable Machining Light Interruption~Interruption KBN25M 260 ~ 390 ~ 520 0.002 ~ 0.012 ~ 0.020 0.002 ~ 0.003 ~ 0.004
KBN35M 200 ~ 330 ~ 490 0.002 ~ 0.008 ~ 1/64 0.002 ~ 0.003 ~ 0.004
Heat Treated Steel Interruption (Small D.O.C.) Interruption~Heavy interruption
Heavy Machining Continuous~Interruption KBN900 230 ~ 300 ~ 360 0.020 ~ 0.039 ~ 0.079 0.002 ~ 0.004 ~ 0.008
Under 55HRC Finishing Continuous *PT600M 200 ~ 260 ~ 390 0.008 ~ 0.020 ~ 0.028 0.002 ~ 0.004 ~ 0.006
Finishing Continuous~Light interruption KBN475 1310 ~ 2620 ~ 3940 0.002 ~ 0.008 ~ 0.020 0.004 ~ 0.008 ~ 0.012
Gray Cast Iron Under 250HB Finishing Continuous~Light interruption KBN60M 980 ~ 1640 ~ 2300 0.002 ~ 0.008 ~ 0.020 0.004 ~ 0.008 ~ 0.012
High Efficiency Finishing Continuous~Light interruption KBN900 1640 ~ 2950 ~ 3940 0.004 ~ 0.020 ~ 0.039 0.002 ~ 0.004 ~ 0.008
Heavy Machining Continuous~Interruption KBN900 1640 ~ 2300 ~ 2950 0.020 ~ 0.059 ~ 0.118 0.004 ~ 0.012 ~ 0.020
Roll Materials Over 55HRC Finishing Continuous~Interruption KBN25M 260 ~ 390 ~ 520 0.002 ~ 0.012 ~ 0.020 0.002 ~ 0.003 ~ 0.004
(Chilled Cast Iron) Heavy Machining Continuous~Interruption KBN900 230 ~ 300 ~ 360 0.012 ~ 0.028 ~ 0.039 0.002 ~ 0.004 ~ 0.006
Sintered Steel - Finishing Continuous~Light interruption KBN570 160 ~ 490 ~ 820 0.002 ~ 0.006 ~ 0.010 0.001 ~ 0.004 ~ 0.008
- Finishing Continuous~Interruption KBN70M 330 ~ 660 ~ 820 0.002 ~ 0.008 ~ 0.012 0.002 ~ 0.006 ~ 0.010
*PT600M : MEGACOAT on Al2O3+TiC Ceramic
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