SMB120

CBN Ball End Mill for precision machining “CBN Micro Ball”

●The world’s first CBN Micro Ball End Mill.
●CBN Micro Ball develops new machining capability in high-precision technology.
●Standarized sizes from R0.01.
●Long machining on pre-hardened to high-hardened steels.

  • Material
    CubicBoron Nitride

  • Cutting Possibility of Work Material Hardness
    Up to 70HRC

  • Number of Flutes
    1 Flutes

  • Helix Angle
    -20°

  • Conner
    ±0.002

  • φd h3

  • Applications
    3D Milling

Description of icons

Work Materials

Machinable indication by ,
Carbon Steel Alloy Steel Prehardened Steel Hardened Steel Stainless Steel Heat Resistant Alloy Aluminum Alloy Copper Resin Graphite Hard Brittle Material

52HRC

60HRC

65HRC

70HRC

Carbon Steel Heat Resistant
Alloy
Alloy Steel Aluminum Alloy
Prehardened
Steel
Copper
Hardened
Steel

52HRC
Resin

60HRC
Graphite

65HRC
Hard Brittle
Material

70HRC
Hard Brittle
Material
Stainless Steel

Leaflet

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Unit [size: mm]

Code
No.
(R)Radius (l)Length of Cut (D)Dia. (γ)Neck Taper Angle (d)Shank Dia. (L)Overall Length Semi-standard
01-00460-00010 R0.01 0.02 0.02 15° 4 50
01-00460-00015 R0.015 0.03 0.03 15° 4 50
01-00460-00020 R0.02 0.04 0.04 15° 4 50
01-00460-00025 R0.025 0.05 0.05 15° 4 50
01-00460-00030 R0.03 0.06 0.06 15° 4 50
01-00460-00040 R0.04 0.08 0.08 15° 4 50
01-00460-00050 R0.05 0.1 0.1 15° 4 50