HF UNI - Variable Helix and unequal pitch - Corner radius CUTTING PARAMETERS INFO HF442 Material GroupISO 513 P1 P2 P7 K1 P3 P4 M1 K2 K3 P5 M2 M3 K4 S1 S4 S2 S3 S5 Hardness/Rm ≤700 N/mm² 600÷1000 N/mm² ≤35 HRC ≤40 HRC ap x ae DxD DxD 0.5D x D 0.5D x D Vc (m/min) 110÷130 70÷90 50÷70 30÷50 CARBIDEDRILLS D fz fz fz fz(mm)(mm/z)(mm/z)(mm/z)(mm/z) 3 0.013 0.011 0.009 0.009 PU-HPU TA-4HTA SLOTTING 4 0.017 0.015 0.012 0.012 SUH 5 0.021 0.019 0.016 0.014 ALH 6 0.024 0.022 0.018 0.017 HRC 8 0.032 0.028 0.024 0.022 SUH MINI 10 0.038 0.034 0.028 0.026 HL 12 0.043 0.039 0.032 0.030 HSD 14 0.049 0.044 0.036 0.034 C-SD-TA 16 0.054 0.049 0.041 0.038 20 0.066 0.059 0.049 0.046 ap x ae ≤ D5 0.5D x D 0.5D x D 0.25D x D 0.25D x D Material Group P1 P2 P7 K1 P3 P4 M1 K2 K3 ISO 513 Hardness/Rm ≤700 N/mm² 600÷1000 N/mm² HSSDRILLS ap x ae 1.5D x D 1.5D x D Vc (m/min) 85÷105 55÷75 LFTA D fz fz SUTA SLOTTING (mm) (mm/z) (mm/z) HSS-HSS/CO 8 0.025 0.023 10 0.030 0.027 12 0.035 0.031 14 0.039 0.035 16 0.043 0.039 20 0.053 0.047 CARBIDE END-MILLS Material Group P1 P2 P7 K1 P3 P4 M1 K2 K3 P5 M2 M3 K4 S1 S4 S2 S3 S5 ISO 513 G2MDTA Hardness/Rm ≤700 N/mm² 600÷1000 N/mm² ≤35 HRC ≤40 HRC HF VH/UP ap x ae DxD DxD 0.5D x D 0.5D x D MEF Vc (m/min) 130÷150 90÷140 60÷80 40÷60 ALU MEX/MH D fz fz fz fz UH/MH (mm) (mm/z) (mm/z) (mm/z) (mm/z) 3 0.015 0.014 0.012 0.017 SIDE MILLING 4 0.020 0.018 0.016 0.022 5 0.025 0.022 0.020 0.027 6 0.029 0.026 0.023 0.032 8 0.038 0.034 0.030 0.042 10 0.045 0.041 0.036 0.050 12 0.052 0.047 0.041 0.057 HSS 14 0.058 0.052 0.047 0.064 END-MILLS 16 0.065 0.058 0.052 0.071 20 0.079 0.071 0.063 0.087 ap x ae ≤ D5 1.5D x 0.25D 1.5D x 0.25D 1.2D x 0.1D 1.2D x 0.1D CARBIDE BURRS PARAMETERS SUGGESTED WITH HIGH POWER MILLING CHUCK AND STABLE MACHINING CONDITION 406