G550 Series CARBIDE ENDMILLS - Square Type - 2F . UNICO Coating provides superior wear resistance and reduces the coeffi cient of friction. . Suitable for HRC 30 to HRC 55 Ordinary Steel, Alloy Steel, Cast Iron, Heat-Resistant Steel,etc. . Strong geometry design has excellent cutting ability of cutting edges. . High precision cutting for side milling. Dia. CL OAL Shank Flutes Order No. (d) (L1) (L) (D) (F) EPSFC2 EPSFC200200U 0.2 0.4 50 4 2 EPSSC2 EPSFC200300U 0.3 0.6 50 4 2 EPSFC200400U 0.4 0.8 50 4 2 EPSFC200500U 0.5 1.0 50 4 2 EPSFC200600U 0.6 1.5 50 4 2 EPSFC200700U 0.7 2.0 50 4 2 EPSFC200800U 0.8 2.0 50 4 2 EPSFC200900U 0.9 2.0 50 4 2 d EPSFC201000U 1.0 3.0 50 4 2 EPSFC201500U 1.5 4.0 50 4 2 EPSFC202000U 2.0 5.0 50 4 2 EPSFC202500U 2.5 6.0 50 4 2 EPSFC203000U 3.0 8.0 50 4 2 EPSFC203500U 3.5 9.0 50 4 2 L1 EPSFC204000U 4.0 10.0 50 4 2 EPSSC201000U 1.0 3.0 50 6 2 EPSSC202000U 2.0 5.0 50 6 2 EPSSC203000U 3.0 8.0 50 6 2 EPSSC203500U 3.5 9.0 50 6 2 EPSSC204000U 4.0 10.0 50 6 2 L EPSSC204500U 4.5 11.0 50 6 2 EPSSC205000U 5.0 13.0 50 6 2 EPSSC205500U 5.5 14.0 50 6 2 EPSSC206000U 6.0 15.0 50 6 2 EPSSC206500U 6.5 16.0 60 8 2 EPSSC207000U 7.0 18.0 60 8 2 EPSSC208000U 8.0 20.0 60 8 2 EPSSC209000U 9.0 22.0 75 10 2 EPSSC210000U 10.0 25.0 75 10 2 EPSSC211000U 11.0 25.0 75 12 2 EPSSC212000U 12.0 30.0 75 12 2 EPSSC214000U 14.0 30.0 75 14 2 D EPSSC216000U 16.0 35.0 100 16 2 EPSSC218000U 18.0 40.0 100 20 2 EPSSC220000U 20.0 45.0 100 20 2 EPSSC225000U 25.0 45.0 100 25 2 WORKING ALLOY STEEL ALLOY STEEL ALLOY STEEL HARDENED STAINLESS CAST IRON MATERIAL / TOOL STEEL / TOOL STEEL / TOOL STEEL STEEL STEEL CODE 45C,S50C,SCM SCM,SKT,SKD SCM,SKT,SKD SKT, SKD SUS 304 FC / FCD HARDNESS HRC < 20 HRC 20 ~ 30 HRC 30 ~ 40 HRC 45~45 ‒ ‒ Vc 88 M/min 71 M/min 59 M/min 35 M/min 71 M/min 103 M/min FEED FEED FEED FEED FEED FEED DIAMETER R.P.M (mm/min) R.P.M (mm/min) R.P.M (mm/min) R.P.M (mm/min) R.P.M (mm/min) R.P.M (mm/min) 2MM 14,040 235 11,232 160 9,360 110 5,616 45 11,232 185 16,380 270 4MM 7,020 260 5,616 175 4,680 120 2,808 50 5,616 205 8,424 310 6MM 4,680 260 3,744 175 3,042 120 1,872 50 3,744 205 5,616 310 8MM 3,510 260 2,808 175 2,340 120 1,404 50 2,808 205 4,212 310 10MM 2,808 260 2,223 175 1,872 120 1,131 50 2,223 205 3,276 300 d Tolerance 12MM 2,340 260 1,872 175 1,560 120 936 50 1,872 205 2,808 310 Ø < 3 0 ~ -0.02 D 3 ≦ Ø ≦ 10 0 ~ -0.03 Milling Amount Ad Ad = 0.1D Ad = 0.5D (mm) (D < 3, Ad ≦ 0.05D) (D < 3, Ad ≦ 0.25D) Ø > 10 0 ~ -0.04 The Feed & RPM may be changed depending on the M/C Conditions, Lubricating & Cooling systems. A32