Фрезы Mitsubishi со сменными режущими пластинами INDEXABLE MILLING

Фрезы Mitsubishi со сменными режущими пластинами INDEXABLE MILLING

Фрезы Mitsubishi со сменными режущими пластинами INDEXABLE MILLING _ BRP Рекомендуемые режимы резания при обработке на станке RECOMMENDED CUTTING CONDITIONS CUTTING SPEED ml min) Обрабатываемые материалы Work Material Hardness Coated Carbide F7030 VP15TF UTi20T I Mild Steel <180HB 250 (200-300) 250 (200-300) 150 (100-200) Carbon Steel 180 280HB 180 (130-220) 180 (130-220) 140 (100-170) Alloy Steel 280 380HB 160 (110-190) 160 (110-190) 100 (70-120) Pre-Hardened Steel 35 45HRC 120 (80-140) 120 (80-140) 90 (60-100) High Alloy Steel 300HB 130(90-160) 130(90-160) 100 (70-120) M Stainless Steel <260HB 180 (130-220) 180 (130-220) 140 (100-170) K Gray Cast Iron Tensile Strength <350MPa - 170 (130-220) 140 (100-170) Ductile Cast Iron Tensile Strength 360 500MPa - 140(100-180) 120 (80-140) Tensile Strength 500 800MPa - 110(80-140) 90 (70-110) Q Hardened Steel 45 60HRC - 60 (50-100) 60 (40-70) (Note) Cutting speeds shown in bold type are for the recommended first choice grades. FEED PER TOOTH (mm/t.) Type Глубина резания (мм) Depth of Cut (mm) 1 2 3 4 5 6 7 8 BRP4 0.40 0.30 0.20 0.10 - - BRP5 0.40 0.35 0.30 0.20 0.10 - - BRP6 0.50 0.40 0.30 0.25 0.23 0.20 - - BRP8 0.60 0.50 0.45 0.40 0.33 0.30 0.25 0.20 RAMPING RAMPING ANGLE AND MACHINING LENGTH Formula to find cutting length “L” at maximum ramping angle. L= -(mm) tan a Type Cutting Edge Diameter W Max. Ramping Angle RMPX tan a Cutting Length L at Max. Ramping Angle L(mm) d=2mm d=4mm d=5mm d=6mm (max.) d=8mm (max.) 12 5.02° 0.088 22 45 BRP4 16 12.2° 0.216 9 18 20 14.52° 0.259 7 15 25 OO 03 0.155 12 25 16 4.52° 0.079 25 50 63 BRP5 20 11.4° 0.202 9 19 24 25 14.4° 0.257 7 15 19 32 8.37° 0.147 13 27 33 32 15.91° 0.285 7 14 17 21 40 10.29° 0.181 11 22 27 33 BRP6 50 7.12° 0.125 16 32 40 48 63 5.08° 0.089 22 44 56 67 80 3.69° 0.064 31 62 77 93 40 18.86° 0.342 5 11 14 17 23 50 11.91° 0.211 9 18 23 28 37 BRP8 63 8.01° 0.141 14 28 35 42 56 80 5.60° 0.098 20 40 50 61 81 100 4.13° 0.072 27 55 69 83 110 “L” value is approximate rounded value. 1522 Mitsubishi Materials