Каталог Sumitomo пластины с кубическим нитридом бора Sumiboron - страница 27

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   Edge Specification of SUMIBORON Inserts ■ Edge Preparation Performance Machining of Hardened Steel Sintered Alloy Machining Good LEType Emphasis on dimensional Good LFType Burr Control Emphasis Sintered tolerance/surface roughness Alloy R Honing No R Honing LTType Breakage control at LEType No R Honing high speeds/high feed rates R Honing LSType LSType R Honing R Honing ESType Emphasis on dimensional R Honing Sharpness of edge Surface Roughness Emphasis Standard Sharpness of edge tolerance/burr control Standard No R Honing Burr control during R Honing interrupted cutting HSType HSType Breakage control during HTType interrupted cutting R Honing Breakage Control Emphasis R Honing Interruption Frequent Interruption Frequent Coated SUMIBORON Cutting Force Comparison（vc=100mm/min） Work Material: SCM415 Cutting Force Comparison (Feed Rate: f = 0.05mm/rev) Work Material: SMF4040 110 Cutting Conditions: 60 BN7000 Cutting Conditions: 100 BNC2020 vc=100m/min BN7500 vc=200m/min 90 f =0.1mm/rev 50 f =0.05mm/rev 80 BNC2020 BNC2020 ap=0.1mm ap=0.2mm (N) 70 Dry (N) 40 Dry Force 60 BNC2010 BNC2020 BNC300 Insert: Force 30 Insert: 50 DNGA150408 CNGA120408 Cutting 40 Cutting 20 30 20 10 10 Legend Feed Force Legend Feed Force 0 0 LE LT LS ES Standard HS LF LE LS Standard HS HS （ ） Without negative（T00515）（S00515）（S00535）（S01225）（S02735） Back Force （ （） ） Sharp Edge Without negative（S00715）（T01215）（S00525）（S01225） Back Force land With honing Principal Force No Honing land With honing Principal Force Relationship between Edge Preparation and Machined Surface Quality Coated SUMIBORON Cutting Force Comparison（ c=200mm/min） Work Material: SCM415 110 Cutting Conditions: Insert: 3NU-TNGA 160408 (BN7500) 100 BNC2020 vc=200m/min Edge Specification: LF Type, Standard, HS Type 90 f =0.1mm/rev Work Material: SMF4040 90HRB 80 BNC2020 BNC2020 ap=0.1mm ø120mm ø60mm Cutting Conditions: vc=100, 200, 300m/min Force (N) 70 Dry f=0.1mm/rev 60 ap=0.2mm 50 BNC2010 BNC2020 BNC300 Insert: Wet 40 DNGA150408 Cutting 30 20 Surface Roughness Good 10 Legend Feed Force L 0 Burr Small LE LT LS ES Standard HS Small Good SUMIBORON （ ） Without negative（T00515）（S00515）（S00535）（S01225）（S02735） Back Force land With honing Principal Force LF Uncoated SUMIBORON Cutting Force Comparison Work Material: SUJ2 200 Cutting Conditions: Surface Roughness 180 BN2000 vc=200m/min 160 f =0.1mm/rev 140 ap=0.2mm Standard Burr Force (N) Dry 120 100 Insert: 80 CNGA120408 Cutting 60 40 HS 20 0 Legend Feed Force LT Standard HS （T01215） （S01225） （S01235） Back Force vc =100m/min vc =200m/min vc =300m/min Principal Force L27