
HF UNI - Variable Helix and unequal pitch - Corner radius CUTTING PARAMETERS INFO HF342 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) 130÷150 80÷100 60÷80 30÷50 D fz(mm)(mm/z) fz(mm/z) fz(mm/z) fz(mm/z) CARBIDEDRILLS SLOTTING 3 0.014 0.013 0.011 0.010 PU-HPU 4 0.019 0.017 0.014 0.013 TA-4HTA 5 0.023 0.021 0.017 0.016 SUH 6 0.027 0.024 0.020 0.019 ALH 8 0.035 0.032 0.026 0.025 HRC 10 0.042 0.038 0.032 0.029 SUH MINI 12 0.048 0.043 0.036 0.034 HL HSD ap x ae ≤ D5 0.5D x D 0.5D x D 0.25D x D 0.25D x D C-SD-TA 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) 160÷180 100÷120 70÷90 40÷60 D fz fz fz fz HSS (mm) (mm/z) (mm/z) (mm/z) (mm/z) DRILLS SIDE MILLING 3 0.017 0.015 0.013 0.018 4 0.022 0.020 0.018 0.024 LFTA 5 0.028 0.025 0.022 0.030 SUTA 6 0.032 0.029 0.026 0.036 HSS-HSS/CO 8 0.042 0.038 0.034 0.046 10 0.050 0.045 0.040 0.055 12 0.058 0.052 0.046 0.063 ap x ae ≤ D5 1.2D x 0.3D 1.2D x 0.3D D x 0.2D D x 0.2D Material GroupISO 513 P1 P2 P7 K1 P3 P4 M1 K2 K3 P5 M2 M3 K4 S1 S4 S2 S3 S5 CARBIDEEND-MILLS Hardness/Rm ≤700 N/mm² 600÷1000 N/mm² ≤35 HRC ≤40 HRC G2 MDTA ° x ae 5° x 0.4D 4° x 0.4D 3° x 0.4D 3° x 0.4D HF VH/UP Vc (m/min) 130÷150 80÷100 60÷80 30÷50 MEF D fz fz fz fz ALU (mm) (mm/z) (mm/z) (mm/z) (mm/z) MEX/MH HELICAL 3 0.010 0.010 0.008 0.008 UH/MH 4 0.013 0.013 0.011 0.010 5 0.017 0.016 0.014 0.013 6 0.020 0.018 0.016 0.015 8 0.025 0.024 0.021 0.020 10 0.031 0.029 0.025 0.024 12 0.035 0.033 0.029 0.027 ° x ae ≤ D5 2° x 0.4D 2° x 0.4D 1° x 0.4D 1° x 0.4D HSS END-MILLS CARBIDE BURRS PARAMETERS SUGGESTED WITH HIGH POWER MILLING CHUCK AND STABLE MACHINING CONDITION 399