Brake Drum

Funik Ultrahard Material Co., Ltd.
Funik CBN cutting tool:

The life is improved by900%

The efficiency is promoted by75%

  • Workpiece name:
    Brake drum
  • Workpiece material:
    HT250
  • Workpiece hardness:
    HB190-210
  • Machining position:
    Inner diameter of brake surface
  • Machining type:
    Continuous, rough machining
  • Inserts grade:
    FBN7600
  • Insert specification:
    CNMN120716
  • Cutting type:
    Wet cutting
  • Cutting parameters:
    Vc=700m/min
    ap=2-3mm
    f = 0.45mm/r
Cutting tool contrast
Cutting speed
Vc(m/min)
Efficiency
(min/pcs)
Life
(pcs/edge)
Japanese coated alloy 220 12 10
Funik FBN7600 700 3 100
Funik Ultrahard Material Co., Ltd.
Funik CBN cutting tool:

The life is improved by300%

The efficiency is promoted by43%

  • Workpiece name:
    Brake drum
  • Workpiece material:
    HT250
  • Workpiece hardness:
    HB190-210
  • Machining position:
    Outer circle, inner diameter
  • Machining type:
    Continuous, rough machining
  • Inserts grade:
    FBN7600
  • Insert specification:
    CNMN120716
  • Cutting type:
    Wet cutting
  • Cutting parameters:
    Vc=1130m/min
    ap=2-3mm
    f = 0.5mm/r
Cutting tool contrast
Cutting speed
Vc(m/min)
Efficiency
(min/pcs)
Life
(pcs/edge)
Domestic CBN 920 3.5 15
Funik FBN7600 1130 2 60
Funik Ultrahard Material Co., Ltd.
Funik CBN cutting tool:

The life is improved by350%

The efficiency is promoted by33%

  • Workpiece name:
    Brake drum
  • Workpiece material:
    HT250
  • Workpiece hardness:
    HB190-210
  • Machining position:
    Inner hole of brake surface
  • Machining type:
    Fine turning
  • Inserts grade:
    FBV7200
  • Insert specification:
    WNGA080412
  • Cutting type: 
    Wet cutting
  • Cutting parameters:
    Vc=550m/min
    ap=0.5mm
    f = 0.2mm/r
Cutting tool contrast
Cutting speed
Vc(m/min)
Efficiency
(min/pcs)
Life
(pcs/edge)
Coated alloy 280 3 20
Funik FBV7200
550 2 90

 

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