Общий каталог Sumitomo 2019 - 2020 - страница 14

Chipbreaker and Grade Selection Guide for Turning Material Stainless Steel Work Stainless Steel Grades 200 Insert Grades High-speed/High-efficiency Cutting AC6020M Cutting Speed Vc (m/min) 150 A Wide Cutting Range 100 AC6030M Heavy Interrupted Cutting AC6040M For Small Lathes AC1030U 50 Steel Finishing Roughing Stainless Continuous Partially Interrupted Interrupted Steel Chipbreakers Cast Iron Negative Type Positive Type EG Type EM Type MU Type Exotic Alloy 6.0 4.0 EM Type EX Type MU Type Depth of Cut ap (mm) Depth of Cut ap (mm) (MU Type) SU Type 3.0 MU Type 4.0 Hardened GU Type LU Type Steel 2.0 EG Type EF Type SU Type 2.0 EX Type LB Type LB Type Non-Ferrous GU Type LU Type 1.0 EF Type Metal (SU Type) SU Type 0 0.2 0.4 0.6 0 0.2 0.4 Feed Rate f (mm/rev) Feed Rate f (mm/rev) For Small Lathes Refer to the Tools for Small Lathes chapter D7 for the Chipbreaker Selection Guide for ground (G Class) inserts. Stainless Steel Recommended Cutting Conditions (Red text indicates 1st recommendation) Cutting Cutting Conditions Min. - Optimum - Max. Work Material Chipbreaker Grade Process Depth of Cut ap (mm) Feed Rate f (mm/rev) Cutting Speed vc (m/min) SUS405, SUS410L, Finishing EF(SU) AC6020M 0.5-1.5-2.0 0.05-0.15-0.25 170-230-300 Ferritic SUS430, SUS430F, Medium EG/GU/EX AC6030M 1.0-2.5-4.0 0.10-0.25-0.40 140-170-250 Cr-based SUS434, SUS447FJ1 Rough EM AC6040M 1.5-3.5-6.0 0.20-0.35-0.60 140-170-200 SUS403, SUS410, Finishing EF(SU) AC6020M 0.5-1.5-2.0 0.05-0.15-0.25 120-180-240 Martensitic SUS420J2,SUS420F, Medium EG/GU/EX AC6030M 1.0-2.5-4.0 0.10-0.25-0.40 100-150-200 SUS440F Rough EM AC6040M 1.5-3.5-6.0 0.20-0.35-0.60 80-130-180 SSU304, SUS304L, Finishing EF(SU) AC6020M 0.5-1.5-2.0 0.05-0.15-0.25 120-180-240 Austenitic SUS316, SUS316L, Medium EG/GU/EX AC6030M 1.0-2.5-4.0 0.10-0.25-0.40 100-150-200 SUS303, SUS321 Rough EM AC6040M 1.5-3.5-6.0 0.20-0.35-0.60 80-130-180 Cr/Ni-based Duplex SUS329J1, Finishing EF(SU) AC6020M 0.5-1.5-2.0 0.05-0.15-0.25 100-145-180 (Austenitic/ SUS329J3L, Medium EG/GU/EX AC6030M 1.0-2.5-4.0 0.10-0.25-0.40 80-120-160 Ferritic) SSU329J4L Rough EM AC6040M 1.5-3.5-6.0 0.20-0.35-0.60 70-100-140 Deposition SUS630, Finishing EF(SU) AC6020M 0.5-1.5-2.0 0.05-0.15-0.25 90-115-140 Hardened SUS631, Medium EG/GU/EX AC6030M 1.0-2.5-4.0 0.10-0.25-0.40 70- 90-130 Structures SUS632J1 Rough EM AC6040M 1.5-3.5-6.0 0.20-0.35-0.60 50- 80-120 A14