Series 33CR Fractional Hardness Profile CARBON STEELS 1018, 1040, 1080, 1090, 275 Bhn 10L50, 1140, 1212, or

  • 28 HRc

12L15, 1525, 1536 Slot

P Profile ALLOY STEELS

  • 375 Bhn

4140, 4150, 4320, 5120, or 5150, 8630, 86L20,

  • 40 HRc

50100 Slot

Profile TOOL STEELS 375 Bhn

H A2, D2, H13, L2, M2, or

P20, S7, T15, W2 40 HRc Slot

Profile CAST IRONS (LOW & MEDIUM 220 Bhn ALLOY) or Gray, Malleable, 19 HRc Ductile Slot

K Profile CAST IRONS

  • 260 Bhn

(HIGH ALLOY) or Gray, Malleable,

  • 26 HRc

Ductile Slot

Profile STAINLESS STEELS

  • 275 Bhn

(FREE MACHINING) M or 303, 416, 420F,

  • 28 HRc

430F, 440F Slot

Ap Diameter (D )

Ae Ae (inch) 1

Vc

Ae x D Ap x D (sfm) 1/8 1/4 3/8 1/2 5/8 3/4 1

1 1

550 RPM 16808 8404 5603 4202 3362 2801 2101

  • 0.5
  • 1.5 Fz 0.0005 0.0012 0.0023 0.0031 0.0039 0.0040 0.0043

(440-660)

Feed (ipm)25.230.338.739.139.333.627.1
440RPM13446672344823362268922411681
11Fz0.00050.00120.00230.00310.00390.00400.0043

(352-528)

Feed (ipm)20.224.230.931.331.526.921.7
315RPM9626481332092407192516041203
  • 0.5
  • 1.5 Fz 0.0004 0.0009 0.0017 0.0023 0.0029 0.0030 0.0032

(252-378)

Feed (ipm)11.613.016.416.616.714.411.6
250RPM764038202547191015281273955
11Fz0.00040.00090.00170.00230.00290.00300.0032

(200-300)

Feed (ipm)9.210.313.013.213.311.59.2
185RPM56542827188514131131942707
  • 0.5
  • 1.5 Fz 0.0003 0.0007 0.0014 0.0018 0.0023 0.0024 0.0025

(148-222)

Feed (ipm)5.15.97.97.67.86.85.3
145RPM4431221614771108886739554
11Fz0.00030.00070.00140.00180.00230.00240.0025

(116-174)

Feed (ipm)4.04.76.26.06.15.34.2
445RPM13599680045333400272022671700
  • 0.5
  • 1.5 Fz 0.0004 0.0011 0.0021 0.0028 0.0035 0.0036 0.0039

(356-534)

Feed (ipm)14.322.428.628.628.624.519.9
355RPM10849542436162712217018081356
11Fz0.00040.00110.00210.00280.00350.00360.0039

(284-426)

Feed (ipm)11.417.922.822.822.819.515.9
340RPM10390519534632598207817321299
  • 0.5
  • 1.5 Fz 0.0003 0.0008 0.0016 0.0021 0.0026 0.0027 0.0029

(272-408)

Feed (ipm)9.412.516.616.416.214.011.3
270RPM8251412627502063165013751031
11Fz0.00030.00080.00160.00210.00260.00270.0029

(216-324)

Feed (ipm)7.49.913.213.012.911.19.0
490RPM14974748749913744299524961872
  • 0.5
  • 1.5 Fz 0.0004 0.0010 0.0019 0.0025 0.0031 0.0032 0.0035

(392-588)

Feed (ipm)17.122.528.528.127.924.019.7
390RPM11918595939732980238419861490
11Fz0.00040.00100.00190.00250.00310.00320.0035

(312-468)

Feed (ipm) 13.6 17.9 22.6 22.3 22.2 19.1 15.6

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