Page 168 - Carbide drills I Thread cutting tools 2023
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          Application      Material       G      [mm]  P(TPI)  z  [m/min]  [mm]  [mm]  [min ]  [mm/min] [mm/min]
                                                 D 1
                                                                         L K
                                                                               -1
                        Steel          G 1/8     7.95  28.0  4  80  0.0180  22.4  3205  42  231
                        850 - 1100 N/mm²  G 1/4  9.95  19.0  4  80  0.0240  30.4  2560  60  246
                                       G 3/8     13.60  19.0  4  80  0.0310  37.3  1870  43  232
                        Steel          G 1/8     7.95  28.0  4  50  0.0160  22.4  2000  23  128
                        1300 - 1500 N/mm²  G 1/4  9.95  19.0  4  50  0.0210  30.4  1600  33  134
                                       G 3/8     13.60  19.0  4  50  0.0275  37.3  1170  24  129



                        Hardened tool steel    G 1/8  7.95  28.0  4  30  0.0120  22.4  1200  11  58
                        48 - 52 HRC    G 1/4     9.95  19.0  4  30  0.0160  30.4  960  15  61
                                       G 3/8     13.60  19.0  4  30  0.0205  37.3  700  11  57





                        Stainless steel   G 1/8  7.95  28.0  4  50  0.0120  22.4  2000  18  96
                        [Cr-Ni/1.4301]  G 1/4    9.95  19.0  4  50  0.0160  30.4  1600  25  102
                                       G 3/8     13.60  19.0  4  50  0.0205  37.3  1170  18  96




                        Cast iron      G 1/8     7.95  28.0  4  120  0.0180  22.4  4805  63  346
                        (lamellar / spheroidal)  G 1/4  9.95  19.0  4  120  0.0240  30.4  3840  90  369
                                       G 3/8     13.60  19.0  4  120  0.0310  37.3  2810  64  348





                        Wrought aluminium alloys   G 1/8  7.95  28.0  4  150  0.0250  22.4  6005  110  601
                        Si < 6%        G 1/4     9.95  19.0  4  150  0.0335  30.4  4800  157  643
                        hardened       G 3/8     13.60  19.0  4  150  0.0430  37.3  3510  111  604




                        Cast aluminium  G 1/8    7.95  28.0  4  200  0.0250  22.4  8010  146  801
                                       G 1/4     9.95  19.0  4  200  0.0335  30.4  6400  209  858
                                       G 3/8     13.60  19.0  4  200  0.0430  37.3  4680  148  805





                        Titanium alloys    G 1/8  7.95  28.0  4  40  0.0120  22.4  1600  14  77
                        > 300 HB       G 1/4     9.95  19.0  4  40  0.0160  30.4  1280  20  82
                        [Ti6Al4V]      G 3/8     13.60  19.0  4  40  0.0205  37.3  935  14  77









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