Modular Head Series Tooling by DIJET Mirror Radius MRXTYPE ■ RECOMMENDED CUTTING CONDITIONS ● MRX type with RNM insert + MSN Carbide Shank Holder Tool dia. (mm) CuttingWorkInsertspeed 20/21 25/26 30/32 Materials Grades Vc(m/min) n Vf n(min-1)(mm/min)(min-1)Vf(mm/min)n Vf(min-1)(mm/min) Max. D.O.C. & Max. Pick feed (mm) Grey cast iron160-260 HB 4,800 2,400 3,800 1,900DH1033000.70.83,180 1,5901.0 Nodular cast iron170-300 HBDH103 250 4,000 1,6000.5 3,200 1,2800.6 2,650 1,0600.8 Carbon steel180-280 HBDH103JC8015 250 4,000 1,600 3,200 1,2800.50.6 2,650 1,0600.8 Low alloy steel180-280 HBDH103JC8015250 4,000 1,5200.5 3,200 1,2100.6 2,650 1,0000.8 Mold steel280-400 HBDH103JC8015 250 4,000 1,320 3,200 1,0600.50.6 2,650 8800.8 Tool & Die steel180-255 HBDH103JC8015250 4,000 1,3200.5 3,200 1,0600.6 2,650 8800.8 Hardened die steel40-55 HRCDH103 135 2,150 540 1,720 4300.40.5 1,430 3600.6 Hardened die steel56-63 HRCDH103 75 1,200 2400.2 950 1900.25 800 1600.3 Stainless steel150-250 HBDH103JC8015250 4,000 1,000 3,200 8000.50.6 2,650 6600.8 InconelTitanium alloy30-40 HRCDH103JC801555 875 2200.3 700 1750.35 580 1450.4 Copper alloy80-150 HBDH103KT9 250 4,000 2,000 3,200 1,6000.70.8 2,650 1,3251.0 Aluminium alloy30-100HBDH103KT9 350 5,600 2,8001.0 4,500 2,2501.2 3,700 1,8501.6 Graphite DH103JC10000 350 5,600 2,800 4,500 2,2501.01.2 3,700 1,8501.6 n: Spindle speed, Vf: Feed speed ★Instruction for mounting insert Dimensions Recommended Torque 1. Clean the insert seat carefully. φDc N~m 2. Clean the insert, especially hole and location face. 10 1. 2 3. Change the clamp screw when the screw gets worn out. 12 2.0 4. Do not tighten the clamp screw too hard.Recommend to useTorque control wrenches (Page C180)162025 3.04.05.0 Refer the right table for recommended tightening torque. 30 6.0 32 6.0 B170