Общий каталог Sumitomo 2019 - 2020 - страница 712

EndmillsSquareRadiusBallnoseMulti-PurposeGeneral-purposeHighEfficiencyHardene dSteelRoughingNon-ferrousMetalCFRPCoatedUncoated MOLD FINISH MASTERCompetitor’s Product D (Roughing)Competitor’s Product D (Finishing)Competitor’s Product E Machined Surface RoughnessCut Edge Wear (mm) Machined Surface Roughness MOLD FINISH MASTER Ball-nose SUMIDIA Coat Ballnose Endmills Radius SUMIBORON Mold Finish Master R SDCB Type Hard BrittleMaterial r BNBR Type H Radius ● R ealizes high efficiency roughing/medium finishing of carbide molds ● Improved machined surface quality through use of a wiper edge (available on ø1.0mm drills and larger). ● Newly developed diamond coating exhibits stable tool life Machined Surface Comparison ● SUMIDIA Binderless Endmill combination realizes the Ra : 0.08μm Ra : 0.14μm highest-level machining precision Rz : 0.62μm Rz : 1.04μm I ● ø10mm hemispherical machining With Wiper Edge Without Wiper Edge ● Combination of CBN SUMIBORON BNX20 with excellent wear resistance and optimal cutting edge design realizes longer tool life. MOLD FINISH MASTER Competitor CBN Work Material: Cemented Carbide AF1 (Ultra-Fine Grained Carbide) Tool: SDCB 2R100-060 Cutting Conditions: n = 30,000min-1, vf = 300mm/min ae = 0.3mm, ap = 0.1mm, Air Blow Small amount of wear Breakage Work Material: STAVAX(52HRC) Tool: BNBR 2D200R050-0604 (ø2 × r 0.5) Tool Life Cutting Conditions: n = 20,000min-1, vf = 400mm/min MOLD FINISH MASTERSDCB Type 2,408 ap = 0.03mm, pf = 0.70mm Oil Mist Competitor’s Product A 2,355 ● Excellent wear resistance delivers almost 10 times longer tool life than carbide endmills. Competitor’s Product B 1,466 0.06 Competitor’s Product C 1,387 Breakage 0.05 Coated Carbide 0 1,000 2,000 3,000 Material Removal Volume (cm3) 0.04 0.03 ● ø 2.0 (R1.0) number of workpieces and tool damage (Delamination) Small amount of wear 0.02 Rz: 4.792μm ⇨MOLD FINISH MASTERTool life 10x 0.01 BNBR Type ⇨ Ef ciency 6x 0 0 30 60 90 120 Cutting Length (m) 7 Holes Milled Tool Wear Comparison MOLD FINISH MASTER Coated Carbide Rz: 8.976μm 7 Holes Milled Rz: 8.784μm Small amount of wear Breakage 7 Holes Milled Work Material: STAVAX(52HRC) Tool: BNBR 2D200R050-0604 (ø2 × r 0.5) Rz: 13.88μm MOLD FINISH MASTER Cutting Conditions: n = 20,000min-1, vf = 800mm/min ap = 0.03mm, pf = 0.70mm Oil Mist Coated Carbide Cutting Conditions: n = 4,800min-1, vf = 120mm/min 7 Holes MilledI28 ap = 0.03mm, pf = 0.70mm Oil Mist