
HF UNI - Variable Helix and unequal pitch - Corner radius CUTTING PARAMETERS INFO HF542 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 D x 0.4D D x 0.4D D x 0.25D D x 0.25D Vc (m/min) 80÷100 50÷70 45÷55 20÷30 D fz(mm)(mm/z) fz(mm/z) fz(mm/z) fz(mm/z) CARBIDEDRILLS VERTICAL 6 0.019 0.017 0.015 0.014 PU-HPU 8 0.025 0.023 0.019 0.018 TA-4HTA 10 0.030 0.027 0.023 0.021 SUH 12 0.035 0.031 0.026 0.024 ALH 14 0.039 0.035 0.029 0.027 HRC 16 0.043 0.039 0.032 0.030 SUH MINI 20 0.053 0.047 0.039 0.037 HL HSD C-SD-TA Material Group P1 P2 P7 K1 P3 P4 M1 K2 K3 P5 M2 M3 K4 S1 S4 S2 S3 S5 ISO 513 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) 70÷90 50÷60 35÷45 20÷30 D fz fz fz fz (mm) (mm/z) (mm/z) (mm/z) (mm/z) DRILLING 6 0.010 0.009 0.008 0.011 HSS 8 0.013 0.011 0.010 0.014 DRILLS 10 0.015 0.014 0.012 0.017 12 0.017 0.016 0.014 0.019 LFTA 14 0.019 0.017 0.016 0.021 SUTA 16 0.022 0.019 0.017 0.024 HSS-HSS/CO 20 0.026 0.024 0.021 0.029 CARBIDE END-MILLS G2 MDTA HF VH/UP MEF ALU MEX/MH UH/MH HSS END-MILLS CARBIDE BURRS PARAMETERS SUGGESTED WITH HIGH POWER MILLING CHUCK AND STABLE MACHINING CONDITION 417