Series 135 3DVDiameter (D1 (inch))
FractionalHardnessc (sfm)1/321/81/43/81/25/87/8
≤ 175 Bhn385RPM470621176658833922294123531681
or(308-462)Fr0.00100.00380.00760.01150.01530.01910.0268
≤ 7 HRcFeed (ipm)45.045.045.045.045.045.045.0
CARBON STEELS≤ 275 Bhn350RPM427841069653483565267421391528
1018, 1040, 1080, 1090, 10L50, 1140 1212 12L1 12 136or 2 HR(280-420)Fr0.00090.00360.00710.01070.01420.01780.0249
, , 5, 55, 5≤ 8 cFeed (ipm)38.038.038.038.038.038.038.0
≤ 425 Bhn200RPM2444861123056203715281222873
or 45 HR(160-240)Fr0.00070.00290.00590.00880.01180.01470.0206
≤ cFeed (ipm)18.018.018.018.018.018.018.0
P≤ 275 Bh300RPM36672916845843056229218341310
n orFr0.00070.00290.00590.00880.01180.01470.0206
≤ 28 HRc(240-360)Feed (ipm)27.027.027.027.027.027.027.0
ALLOY STEELS≤ 375 Bhn185RPM2261456542827188514131131808
4140, 4150, 4320, 5120, 5150,or148222Fr0.00060.00260.00510.00770.01030.01280.0180
8630, 86L20, 50100≤ 40 HRc(-)Feed (ipm)14.514.514.514.514.514.514.5
≤ 450 Bhn130RPM15891397319861324993795568
orFr0.00040.00180.00350.00530.00700.00880.0123
≤ 48 HRc(104-156)Feed (ipm)7.07.07.07.07.07.07.0
≤ 200 Bhn130RPM15891397319861324993795568
orFr0.00070.00260.00530.00790.01060.01320.0185
≤ 13 HRc(104-156)Feed (ipm)10.510.510.510.510.510.510.5
TOOL STEELS≤ 375 Bhn90RPM1100227501375917688550393
H A2, D2, H13, L2, M2,orFr0.00030.00120.00230.00350.00470.00580.0081
P20, S7, T15, W2≤ 40 HRc(72-108)Feed (ipm)3.23.23.23.23.23.23.2
≤ 475 Bhn75RPM916822921146764573458327
or 50 HR(60-90)Fr0.00020.00080.00160.00240.00310.00390.0055
≤ cFeed (ipm)1.81.81.81.81.81.81.8
≤ 220 Bhn320RPM39117977948903260244519561397
or(256384)Fr0.00120.00460.00920.01380.01840.02300.0322
CAST IRONS≤ 19 HRc-Feed (ipm)45.045.045.045.045.045.045.0
K Gray, Malleable, Ductile≤ 260 Bhn285RPM34838871043552903217717421244
or(228342)Fr0.00110.00460.00920.01380.01840.02300.0321
≤ 26 HRc-Feed (ipm)40.040.040.040.040.040.040.0
≤ 185 Bhn275RPM33616840442022801210116811201
or(220330)Fr0.00060.00260.00510.00770.01020.01280.0179
STAINLESS STEELS FREE MACHINING≤ 9 HRc-Feed (ipm)21.521.521.521.521.521.521.5
( ) 303, 416, 420F, 430F, 440F≤ 275 Bhn170RPM2078151952598173212991039742
or ≤ 28 HR(136-204)Fr0.00050.00200.00400.00610.00810.01010.0141
cFeed (ipm)10.510.510.510.510.510.510.5
M≤ 275 Bhn90RPM1100227501375917688550393
orFr0.00050.00200.00400.00600.00800.01000.0140
STAINLESS STEELS (DIFFICULT)≤ 28 HRc(72-108)Feed (ipm)5.55.55.55.55.55.55.5
304, 316, 321, 13-8 PH, 15-5PH, 17-4 PH, Custom 450≤ 375 Bhn65RPM79461986993662497397284
orFr0.00040.00180.00350.00530.00700.00880.0123
≤ 40 HRc(52-78)Feed (ipm)3.53.53.53.53.53.53.5

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