Page 805 - YG 2019
P. 805

4G MILL                  4G MILL
 END MILLS  RECOMMENDED CUTTING CONDITIONS  END MILLS  RECOMMENDED CUTTING CONDITIONS



 CARBIDE, 2 FLUTE WITH NECK  CARBIDE, 2 FLUTE




 GMF22 SERIES  GMF23 SERIES
 P                                                     P                                          M
 MATERIAL  NON-ALLOYED STEELS  ALLOY STEELS   MATERIAL  NON-ALLOYED STEELS  ALLOY STEELS
 ALLOY STEELS  HEAT RESISTANT STEELS  HARDENED STEELS  ALLOY STEELS  HEAT RESISTANT STEELS  HARDENED STEELS  STAINLESS STEELS
 CAST IRON                    CAST IRON
 HARDNESS   ~ HRc35  HRc35 ~ HRc45  HRc45 ~ HRc55  HARDNESS   ~ HRc35  HRc35 ~ HRc45  HRc45 ~ HRc55
 STRENGTH  ~ 1100N/mm 2  1110 ~ 1500N/mm 2  1500 ~ 2000N/mm 2  STRENGTH  ~ 1100N/mm 2  1110 ~ 1500N/mm 2  1500 ~ 2000N/mm 2
 DIA.  LBS  RPM  FEED  Ap(inch)  RPM  FEED  Ap(inch)  RPM  FEED  Ap(inch)  DIAMETER   RPM  FEED  RPM  FEED  RPM  FEED  RPM  FEED
 1/16  3/4  14510  21.5  .0014  13680  15.2  .0011  12090  11.2  .0008  .004  41300  3.5  24800  2.1  16540  0.7  20670  1.7
 5/64  1/4  14510  32.5  .0049  13710  24.6  .0038  12090  18.9  .0027  .008  41300  3.8  24800  2.1  16540  0.7  20670  1.7
 5/64  5/16  14510  32.5  .0049  13710  24.6  .0038  12090  18.9  .0027  .012  38400  4.0  23000  2.4  15350  0.7  19190  1.9
 5/64  3/8  14510  32.5  .0049  13710  24.6  .0038  12090  18.9  .0027  .015  40900  4.5  24600  2.6  16380  1.0  20470  2.1
 5/64  1/2  13060  26.4  .0028  12340  19.9  .0022  10890  15.4  .0016  .020  35400  5.0  21300  2.8  14170  1.0  17720  2.4
 5/64  9/16  13060  26.4  .0028  12340  19.9  .0022  10890  15.4  .0016  .024  31500  5.7  18900  3.3  12600  1.2  15750  2.8
 5/64  5/8  13060  26.4  .0028  12340  19.9  .0022  10890  15.4  .0016  .028  27600  6.4  16500  3.8  11020  1.2  13780  3.1
 5/64  3/4  13060  26.4  .0018  12340  19.9  .0014  10890  15.4  .0010  .031  25400  7.1  15200  4.3  10160  1.4  12700  3.5
 3/32  5/16  12910  40.2  .0059  12180  28.2  .0046  10810  21.1  .0033  .035  23800  7.3  14300  4.5  9520  1.4  11900  3.8
 3/32  1/2  11620  32.5  .0034  10960  22.8  .0026  9730  17.1  .0019  .040  21200  7.3  12700  4.5  8460  1.4  10580  3.8
 3/32  5/8  11620  32.5  .0034  10960  22.8  .0026  9730  17.1  .0019  .047  18100  7.8  10900  4.7  7240  1.7  9050  4.0
 3/32  3/4  11620  32.5  .0034  10960  22.8  .0026  9730  17.1  .0019  1/16  14200  7.6  8500  4.5  5670  1.4  7090  3.8
 1/8  5/16  10300  32.1  .0113  9730  22.4  .0087  6240  16.7  .0063  5/64  11700  8.2  7600  5.2  5080  1.5  6350  3.9
 1/8  3/8  10300  32.1  .0113  9730  22.4  .0087  6240  16.7  .0063  3/32  10800  9.1  6900  5.8  4410  1.7  5730  4.8
 1/8  1/2  10300  32.1  .0079  9730  22.4  .0061  6240  16.7  .0044  1/8  8400  8.7  5300  5.6  3170  1.7  4370  5.0
 1/8  9/16  10300  32.1  .0079  9730  22.4  .0061  6240  16.7  .0044  9/64  8100  10.8  5000  6.7  3090  1.7  4160  5.6
 1/8  5/8  10300  32.1  .0079  9730  22.4  .0061  6240  16.7  .0044  3/16  6500  12.8  4000  7.6  2490  2.0  3330  6.3
 1/8  11/16  9270  26.0  .0045  8760  18.3  .0035  5610  13.6  .0025  13/64  6100  13.4  3700  8.0  2250  2.2  3060  6.7
 1/8  3/4  9270  26.0  .0045  8760  18.3  .0035  5610  13.6  .0025  1/4  5300  14.3  3200  9.1  1890  2.2  2680  7.4
 1/8  1  9270  26.0  .0045  8760  18.3  .0035  5610  13.6  .0025  17/64  5000  14.4  3000  8.7  1850  2.5  2560  7.4
 3/16  3/8  6720  42.9  .0169  6380  38.4  .0131  5630  25.4  .0094  9/32  4800  14.9  2900  8.5  1800  2.7  2420  7.2
 3/16  1/2  6720  42.9  .0169  6380  38.4  .0131  5630  25.4  .0094  5/16  4200  15.9  2500  8.3  1690  3.1  2120  7.4
 3/16  5/8  6720  42.9  .0118  6380  38.4  .0092  5630  25.4  .0066  11/32  3900  14.7  2300  7.6  1560  2.9  1940  7.0
 3/16  11/16  6720  42.9  .0118  6380  38.4  .0092  5630  25.4  .0066  23/64  3700  14.5  2200  7.2  1500  2.7  1860  7.0
 3/16  3/4  6720  42.9  .0118  6380  38.4  .0092  5630  25.4  .0066  3/8  3400  14.3  2100  7.0  1430  2.7  1760  7.0
 3/16  1  6050  34.8  .0067  5740  31.1  .0052  5060  20.7  .0037  13/32  3200  13.2  2000  6.4  1330  2.5  1630  6.4
 3/16  1-3/16  6050  34.8  .0067  5740  31.1  .0052  5060  20.7  .0037  7/16  3000  12.4  1800  6.0  1250  2.3  1500  6.0
 13/64  3/4  6200  44.1  .0128  5910  34.3  .0100  5230  23.0  .0071  1/2  2600  11.2  1600  5.3  1100  2.1  1290  5.3
 13/64  1-3/16  5580  35.6  .0073  5320  27.8  .0057  4710  18.7  .0041  9/16  2400  10.1  1500  5.0  1010  1.9  1190  5.0
 13/64  1-3/8  5580  35.6  .0073  5320  27.8  .0057  4710  18.7  .0041  5/8  2200  9.1  1400  4.6  910  1.7  1070  4.6
 13/64  1-1/2  5580  35.6  .0073  5320  27.8  .0057  4710  18.7  .0041  3/4  1800  7.4  1100  3.5  710  1.2  880  3.5
 13/64  2  5580  35.6  .0046  5320  27.8  .0035  4710  18.7  .0025
 1/4  5/8  5010  39.2  .0225  4720  30.5  .0175  4160  20.5  .0125  0.5D                     0.05D
 1/4  3/4  5010  39.2  .0225  4720  30.5  .0175  4160  20.5  .0125
                                                                                              (up to
 1/4  1-3/16  5010  39.2  .0157  4720  30.5  .0122  4160  20.5  .0087  (up to Ø1/8:0.2D)  Ø1/32:0.15D)
 5/16  1  4030  37.6  .0197  3830  29.7  .0153  3330  19.9  .0109  (up to Ø1/32:0.15D)  1.0D           1.0D
 3/8  1-3/16  3360  37.2  .0236  3200  28.2  .0184  2760  16.5  .0131                              RPM = rev./min.
 3/8  1-3/4  3360  37.2  .0236  3200  28.2  .0184  2760  16.5  .0131                               FEED = inch/min.
 1/2  1-3/8  2500  29.7  .0450  2380  22.2  .0350  2060  13.0  .0250
 1/2  2  2500  29.7  .0315  2380  22.2  .0245  2060  13.0  .0175


 DIA. = Diameter
 LBS = Length Below Shank   (Depth of Cut per one pass)
 RPM = rev./min.
 FEED = inch/min.

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