■ 4YFSM, 6YFSM (Shouldering) Applications Workpiece Material Depth of Cut Outside Dia. φ4 φ5 φ6 φ8 φ10 φ12 φ16 φ20 (ap×ae) (mm) Dc (mm) Carbon Steel Spindle Revolution (min-1) 10,000 8,000 6,600 5,000 4,000 3,300 2,500 2,000 (<20HRC) Feed Rate (mm/min) 800 800 1,340 1,340 1,340 1,350 1,490 1,610 Alloy Steel Spindle Revolution (min-1) 8,000 6,400 5,300 4,000 3,200 2,700 2,000 1,600 (<30HRC) Feed Rate (mm/min) 570 570 960 960 960 960 1,080 1,150 1.5Dc×0.1Dc Pre-hardened steel Spindle Revolution (min-1) 6,000 4,800 4,000 3,000 2,400 2,000 1,500 1,200 (30~45HRC) Feed Rate (mm/min) 360 360 620 660 660 660 740 790 ap Spindle Revolution (min-1) 5,200 4,100 3,500 2,600 2,100 1,700 1,300 1,000 Stainless Steel ae Feed Rate (mm/min) 270 280 520 540 550 550 620 650 Shouldering Spindle Revolution (min-1) 3,600 2,900 2,400 1,800 1,400 1,200 900 700 Titanium Alloys Feed Rate (mm/min) 160 170 340 360 360 360 410 410 1Dc×0.05Dc Spindle Revolution (min-1) 3,600 2,900 2,400 1,800 1,400 1,200 900 700 Heat-resistant Alloys Feed Rate (mm/min) 160 170 340 360 360 360 410 410 * Machining with water soluble coolant is recommended for stainless steel, titanium alloys and heat-resistant alloys. Slotting is not recommended. ■ 3RDSM, 4RDSM, 5RDSM Applications Workpiece Material Application Depth of Cut Outside Dia. φ6 φ8 φ10 φ12 φ16 φ20 φ25 (ap×ae) (mm) Dc (mm) Spindle Revolution (min-1) 11,100 8,400 6,700 5,600 4,200 3,300 2,700 Shouldering 1.5Dc×0.5Dc Feed Rate (mm/min) 1,000 1,000 1,320 1,340 1,340 1,340 1,380 <22HRC Spindle Revolution (min-1) 9,300 6,900 5,600 4,600 3,500 2,800 2,200 Slotting 1Dc Feed Rate (mm/min) 800 800 1,000 1,030 1,040 1,050 1,110 Spindle Revolution (min-1) 9,600 7,200 5,700 4,800 3,600 2,900 2,300 L Shouldering 1.5Dc×0.4Dc Feed Rate (mm/min) 720 720 860 860 860 920 1,030 22~32HRC Spindle Revolution (min-1) 7,900 5,900 4,800 4,000 3,000 2,400 1,900 Slotting 0.75Dc Feed Rate (mm/min) 550 550 740 740 740 760 860 Spindle Revolution (min-1) 6,400 4,800 3,800 3,200 2,400 1,900 1,500 Mill Shouldering 1.5Dc×0.4Dc Feed Rate (mm/min) 320 320 410 410 400 400 400 End ap Steel 32~40HRC Spindle Revolution (min-1) 5,300 4,000 3,200 2,600 2,000 1,600 1,300 Slotting 0.6Dc Solid Feed Rate (mm/min) 260 260 340 340 330 330 330 ae Shouldering Spindle Revolution (min-1) 4,800 3,600 2,900 2,400 1,800 1,400 1,100 Shouldering 1Dc×0.4Dc Feed Rate (mm/min) 220 220 260 260 250 250 250 40~45HRC Spindle Revolution (min-1) 4,300 3,200 2,600 2,200 1,600 1,300 1,000 Slotting 0.5Dc Feed Rate (mm/min) 180 180 240 230 230 220 220 Spindle Revolution (min-1) 4,200 3,200 2,500 2,100 1,600 1,300 1,000 Shouldering 1Dc×0.3Dc Feed Rate (mm/min) 150 150 180 180 170 170 170 ap 45~50HRC Spindle Revolution (min-1) 3,800 2,900 2,300 1,900 1,400 1,100 900 Slotting 0.4Dc Feed Rate (mm/min) 140 140 170 160 160 150 150 Slotting Spindle Revolution (min-1) 3,700 2,800 2,200 1,900 1,400 1,100 900 Shouldering 1.5Dc×0.4Dc Feed Rate (mm/min) 190 230 310 300 340 310 360 Stainless Steel Spindle Revolution (min-1) 2,700 2,000 1,600 1,300 1,000 800 600 Slotting 0.5Dc Feed Rate (mm/min) 110 130 180 170 190 180 190 Spindle Revolution (min-1) 9,600 7,200 5,700 4,800 3,600 2,900 2,300 Shouldering 1.5Dc×0.5Dc Feed Rate (mm/min) 850 850 1,030 1,030 1,030 1,100 1,380 Cast Iron Spindle Revolution (min-1) 7,900 5,900 4,800 4,000 3,000 2,400 1,900 Slotting 1Dc Feed Rate (mm/min) 700 700 900 900 900 910 1,140 * Machining with water soluble coolant is recommended for stainless steel. L63