12.07.2015 Views

HOW TO READ THE STANDARD OF SOLID END MILLS

HOW TO READ THE STANDARD OF SOLID END MILLS

HOW TO READ THE STANDARD OF SOLID END MILLS

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R(mm)R 2R 3R 4Work materialTaper angleone side( °)1.51.53571.51.531.53Depth of cutNeck length(mm)15202113181520221522Alloy steel, Tool steel, Pre-hardened steel( 45HRC)070M55, W.Nr. 1.2344(H13)X210Cr12 etc.Revolution(min -1 )24,00024,00024,00024,00024,00016,00016,00016,00012,00012,000Feed rate(mm/min)3,5003,5003,5003,5003,5003,5003,5003,5003,5003,500Depth of cutap(mm)0.230.230.230.250.230.300.300.300.300.30Depth of cutae(mm)0.340.340.340.380.340.450.450.450.450.45Hardened steel(45 55HRC)W.Nr. 1.2344(H13), X210Cr12X20Cr13 etc.Revolution(min -1 )20,00020,00020,00020,00020,00013,50013,50013,50010,00010,000Feed rate(mm/min)2,5002,5002,5002,5002,5002,5002,5002,5002,5002,500aeDepth of cutap(mm)0.180.180.180.200.180.240.240.240.240.24Depth of cutae(mm)0.270.270.270.300.270.360.360.360.360.36apRevolution(min -1 )12,00012,00012,00012,00012,0008,0008,0008,0006,0006,000Hardened steel(55 62HRC)X210Cr12, S6-5-2 etc.Feed rate(mm/min)1,5001,5001,5001,5001,5001,5001,5001,5001,5001,500Depth of cutap(mm)0.110.110.110.130.110.150.150.150.150.15Depth of cutae(mm)0.170.170.170.190.170.230.230.230.230.231) The above standard cutting conditions are applicable for a high-speed machining centre only. If a high-speed machining centre is not used,the revolution and feed rate should be adjusted proportionately.<strong>SOLID</strong><strong>END</strong> <strong>MILLS</strong>CARBIDERECOMM<strong>END</strong>ED CUTTING CONDITIONS FOR MIRACLE <strong>END</strong> <strong>MILLS</strong>B259

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