15°11° D1D1 9 RPET 12 INSD D1 S [mm] [mm] [mm] 1204 12.0 4.40 4.76 INSD S Suitability and starting values for cutting speed (vc), feed (f) and depth of cut (ap). Refer to our Machining Calculator app for further calculations. Product RE P M K N S Hvcfapvcfapvcfapvcfapvcfapvcfap [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] 0,15 HFC S 15° 10° Positive design for finish machining. RPET 1204MOSN 8215 – 325 0.20 1.5 195 0.18 1.5 305 0.20 1.5 – – – 80 0.14 1.2 – – – M8330 – 320 0.20 1.5 190 0.18 1.5 300 0.20 1.5 – – – 80 0.14 1.2 – – – M8340 – 295 0.20 1.5 175 0.18 1.5 280 0.20 1.5 – – – 70 0.14 1.2 – – – RPEW 12 INSD D1 S [mm] [mm] [mm] 1204 12.0 4.40 4.76 INSD S Suitability and starting values for cutting speed (vc), feed (f) and depth of cut (ap). Refer to our Machining Calculator app for further calculations. Product RE P M K N S Hvcfapvcfapvcfapvcfapvcfapvcfap [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] [m/min] [mm/tooth] [mm] 0,14 HFC S 15° Zero rake angle design for finish machining. RPEW 1204MOSN M8330 – 285 0.20 1.5 – – – 270 0.20 1.5 – – – – – – 55 0.15 1.0 M8340 – 265 0.20 1.5 – – – 250 0.20 1.5 – – – – – – – – – 675