Каталог Sumitomo токарные резцы (державки) для внутреннего точения - страница 9

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SEC- Boring Bar Series ■ Recommended Application Range By Shank Type ■ Comparison Of Wear By Oil Supply Method / Shank diameter (L/D) 8 Carbide shank 0.06 7 wear on relief side (mm) Dry 6 0.04 External oil 5 X bar X bar ● Achieves deep hole machining of L/D = 6 for machining diameters supply method greater than ø32 mm. (Positive insert) (Negative insert) ● Negative chip design reduces corner cost. 4 ● With different combinations of a large selection of chip breakers, Internal oil supply method handles a wide variety of process, from rough cutting to finishing. length Average 0.02 3 Cutting speed: Vc = 20–200 m/min Protrusion 2 Depth Of cut: ap = 0.1–2.0 mm Steel shank Feed rate f = 0.1–0.3 mm/rev  0 50 100 150 1 Note: The actual amount of protrusion able to be machined Cutting time (min) depends on the work material, tool condition, and cutting conditions, etc. Work material: SCM435 Inserts: FX breaker (Grade AC510U) 0 8 10 12 16 20 25 32 40 50 Cutting conditions: Vc = 150 m/min, f = 0.1 mm/rev, ap = 0.3 mm Shank diameter (mm) ■ Grade Recommendations Application range Work material E Insert grade category P M K S H N High precision Finishing–Light cutting Medium cutting General Stainless Cast Heat Hardened Non- Carbide steel steel iron resistant steel ferrous alloy metal Boring AC810P G Bars AC8025P G S S AC820P G S S AC830P G S CVD AC6020M S G AC6030M S G AC405K G Coated carbide AC415K G AC420K G ACZ150 G G S AC510U G G S G S PVD AC520U G G S G AC530U G S S S S AC1030U G G S S S AC6040M G T1000A G S G S S Cermet T1500A/T1500Z G S S S Coated cermet G S S T3000Z Carbide G10E G S BN1000 G BN2000 G CBN BNC2010 G (SUMIBORON) BNC2020 G BN7000 G S S G: 1st recommendation S: 2nd recommendation BN7500 G PCD DA1000 G （SUMIDIA） DA150 G G: 1st recommendation S: 2nd recommendation ■ Chipbreaker Recommendations ● M Class: Finishing to Light Cutting ● M Class: Light-Medium Cutting ● G Class With Ground Chipbreaker ● G Class: Chipbreaker 4 4 4 4 (mm) (mm) (mm) (mm) SI Type cut cut SU Type SF Type MU Type cut cut of 2 FK Type of 2 of 2 SD Type of 2 Depth Depth US Type Depth FX Type SDW Type Depth SC Type LUW Type W Type LU Type FYS Type FC Type FY Type 0 0.2 0.4 0 0.2 0.4 0 0.2 0.4 0 0.2 0.4 Feed rate (mm/rev) Feed rate (mm/rev) Feed rate (mm/rev) Feed rate (mm/rev) E9