8 GS MILL Hard Radius Flutes GSH 8000SF-R Type 8 GS Coated Carbide Carbon Steel Alloy Steel Pre-hardened Tempered Steel Die Steel Hardened Steel Stainless Ti Alloy Heat Resistant A loy Cast Iron Aluminum Copper Alloy Graphite CFRP Steel 45 to 55 55 to 60 60 to 65 Steel Alloy HRC HRC HRC HARD Flutes G G G G G G G Coating Side Milling Groove Finishing Face Milling Profile Milling –0.030 (Example) 0 DMM h6 DC 50° RE APMX LF Helix Angle ■ Body  Dimensions (mm) Cat. No. Stock Cutting diameter Radius Depth of cut Total Length Shank diameter DC RE APMX LF DMM GSH 8160SF-R10 D 16.0 1.0 32.0 90 16 8160SF-R15 D 16.0 1.5 32.0 90 16 8160SF-R20 D 16.0 2.0 32.0 90 16 8200SF-R10 D 20.0 1.0 38.0 100 20 8200SF-R15 D 20.0 1.5 38.0 100 20 GSH 8200SF-R20 D 20.0 2.0 38.0 100 20 Grade: ACF07C ■ General Purpose Machines 1. If the machine cannot achieve the standard spindle speed, please use the max. spindle speed available. 2. If cutting noise and vibration are present, please reduce the cutting conditions accordingly. ap I ap ae DC Endmills ● Side Milling and Groove Milling Coated Work Material Low Carbon Steel Middle Hardened Steel Hardened Steel Hardened Steel Hardened Steel Hardened Steel Cutting Conditions Carbon Steel, Alloy Steel Pre-hardened Steel, Die Steel SKD61 SKD11 SKH51 SKH55 (Up to 35HRC) (35 to 45HRC) (45 to 55HRC) (55 to 60HRC) (60 to 65HRC) (65 to 70HRC) DC(mm) Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Square (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) 16.0 2,800 2,500 2,500 1,800 1,950 1,220 1,530 760 1,400 630 980 440 2 Flutes 20.0 2,250 2,100 2,000 1,540 1,550 1,050 1,230 650 1,100 540 780 380 3 Flutes Side ap 1 to 1.5DC Milling ae 0.1DC 0.05DC 0.02DC 4 Flutes Groove Milling ap 0.1DC 0.05DC Up to 0.05DC Max. 0.5mm 6 Flutes ● Side Milling (High Speed Machining Center) 8 Flutes Work Material Low Carbon Steel Middle Hardened Steel Hardened Steel Hardened Steel Hardened Steel Radius Cutting Conditions Carbon Steel, Alloy Steel Pre-hardened Steel, Die Steel SKD61 SKD11 SKH51 (Up to 35HRC) (35 to 45HRC) (45 to 55HRC) (55 to 60HRC) (60 to 65HRC) Ballnose DC(mm) Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate Spindle Speed Feed Rate (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) (min-1) (mm/min) DLC 16.0 6,000 5,400 6,000 5,400 6,000 5,400 4,500 3,000 3,000 1,900 SUMIDIA 20.0 4,800 4,600 4,800 4,600 4,800 4,600 3,600 2,580 2,400 1,600 Coat Standard ap 1 to 1.5DC Long Depth-of-cut ae 0.1DC 0.05DC 0.05DC 0.02DC 0.01DC Neck Uncoated CBN PCD I101