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Endmill

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F-Endmill

  • Realize High efficiency, High-feed machining
F-Endmill(Feed-up Endmill)Feature
F-Endmill(Feed-up Endmill)의 특징 설명
  • High efficiency processing chip realized by
    securing the pocket
  • The realization of a distributed high-feed
    machining cutting
■ Workpiece by application area
피삭재별 적용영역 그래프
Productivity
■ Productivity per min. (based on recommended cutting conditions, KP4M)
생산성 향상 그래프
V-Endmill advantages vs universal endmill
Division Speed
(vc)
Feed
per
tooth
(fz)
Depth of
cut
Process
per min.
(㎣/min)
ap ae
F-Endmill(High feed) 180 0.30 0.5 5.0 135,000
Radius(Universal) 200 0.09 0.5 5.0 135,000
Flat(Universal) 120 0.05 0.5 5.0 135,000
Application
■ Ramping process
램핑(Ramping) 가공
Ramping process
Ramping
angle
Feed
100%
80%
60%
50%
■ Helical process
헬리컬(Helical) 가공
Helical process
Bulbs
(ØD)
Min.
diameter
Max.
diameter
6 7.8 12
8 10.2 16
10 12.4 20
12 14.9 24
  • ※ ØDc : Tool center trajectory
  • ØDh : Diameter to be machined
■ CAM Ramping process
CAM 램핑(Ramping) 가공
CAM Ramping process
Bulbs(ØD) Tool Corner
R
CAM Apply
corner
R
Allowance
6 0.5 0.7 0.21
8 0.5 0.8 0.32
10 1.0 1.3 0.36
12 1.2 1.6 1.45
Processing examples
F-Endmill과 타사엔드밀의 가공사례
  • Workpiece SKD61+SKT4(HRC 45~50)
  • Cutting Condition Bulbs =Ø12, n(min-1)=4000, vc(m/min)=150.8, vf(mm/min)=4000, fz(mm/t)=0.25, ap(mm)=3.6, ae(mm)=6.0, Dry
  • Tool FME4120-075-R12
Recommended cutting conditions
■ According to the radial insertion keoseup (Cusp) amount
According to the radial insertion keoseup (Cusp) amount
Bulbs(ØD) Radial infeed ae(mm)
0.1XD 0.2XD 0.3XD 0.4XD 0.5XD 0.6XD
6 0 0 0 0.02 0.06 0.11
8 0 0 0 0.04 0.10 0.15
10 0 0 0.01 0.07 0.14 0.21
12 0 0 0.01 0.08 0.17 0.25
반경방향 절입에 따른 커습(Cusp)량
■ Surface milling
Surface milling
Bulbs
(ØD)
Mold steel HRC35~45
(HPM1, KP4M, etc)
Mold steel HRC45~55
(NAK55, NAK80, Stavax, etc)
Heat-treated steel HRC55 above
(KD11, SKD61, etc)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
ap
(mm)
ae
(mm)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
ap
(mm)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
Rotate
speed
n(min-1)
ap
(mm)
ae
(mm)
6 11,600 11,200 0.24 0.6 9,000 7,570 0.21 1.6 5,800 3,500 0.18 1.6
6 8,700 0.32 2.2 6,700 0.28 2.2 4,300 0.24 2.2
6 7,000 0.40 2.7 5,400 0.35 2.7 3,500 0.30 2.7
6 5,800 0.48 3.3 4,500 0.42 3.3 2,900 0.36 3.3
■ Rough grinding
rough grinding
Bulbs
(ØD)
Mold steel HRC35~45
(HPM1, KP4M, etc)
Mold steel HRC45~55
(NAK55, NAK80, Stavax, etc)
Heat-treated steel HRC55 above
(KD11, SKD61, etc)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
ap
(mm)
ae
(mm)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
ap
(mm)
Rotate
speed
n(min-1)
Feed
rate
(mm/min)
Rotate
speed
n(min-1)
ap
(mm)
ae
(mm)
6 8,488 9,167 0.27 3.0 6,366 6,112 0.24 3.0 4,244 2,546 0.21 3.0
6 6,366 0.36 4.0 4,775 0.32 4.0 3,183 0.28 4.0
6 5,093 0.45 5.0 3,820 0.40 5.0 2,546 0.35 5.0
6 4,244 0.54 6.0 3,183 0.48 6.0 2,122 0.42 6.0
  • ※ Cutting conditions according to overhang
  • 1. Standard : Recommended cutting conditions 100%
  • 2. Long type : feed 80%, ae 80% Applied
  • 3. Cutting conditions due to the increase overhang : Increase compared to the
    standard 10mm feed 5%, ae 5% applies downward
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