Cutting Speed v c (m/min) Cutting Speed v c (m/min) Cutting Speed v c (m/min) Cutting Speed v c (m/min) BNX10BNX10 BNX20BNX20 BNX25BNX25 BN1000BN1000Cutting Speed v c (m/min) BN2000BN2000 BN350BN350 BN500BN500 BN7000BN7000 BN700BN700 BN7500BN7500 BNS800BNS800 BinderlessSUMIBORONNCB100NCB100 Pos.Neg.SUMIBORON SUMIBORON Insert Indexable Insert W Trigon Type (Legend) Continuous Cutting : 1st Recommended: 2nd RecommendedGeneral Cutting : 1st Recommended: 2nd RecommendedInterrupted Cutting: 1st Recommended: 2nd Recommended WNMA0804●● Uncoated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 12.7 Hole Dia. 5.16 Sintered Components (mm) Thickness 4.76 Applicable External Holders C38, C39 Applicable Internal Holders E20, E21 Uncoated SUMIBORON L Single-Use Type / Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength NU-WNMA 080404 0.4 3.3 ● Q Q Standard 080408 1 1 0.8 2.8 ● Q Q *Use NS Type (NS-WNMA) for BNX25. *Depth of cut for single-use types is 0.5mm or less. Negative Type (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength C WNMA 080404 0.4 4.5 ● Q Q Standard 080408 1 1 0.8 4.4 ● Q Q 080412 1.2 4.3 Q Q D R S T V W SUMIBORON Application Range Map (C) Gray Cast Iron (D) Ductile Cast Iron (E) General Powdered Metal (F) High-density Powdered Metal (G) Titanium Alloy 2,000 500 300 300 300 1,500 400 BN70001,000 BNC500 200 200300BN7500 200 BNS800500 200 100 BN7000 BN7500100 BN7000 100 NCB100 BN500 BN7000 0 1.0 2.0 3.0 4.0 0 0.1 0.3 0.5 Depth of (mm) Cut ap 0 0.1 0.2 0.3 0.4 0.5 Depth of (mm) Cut ap 0 0.1 0.2 0.3 0.4 0.5 0 0.05 0.10 0.15 0.20 Depth of Cut ap (mm) Depth of Cut ap (mm) Feed Rate f(mm/rev) 0.05 0.1 0.15 0.2 0.25 0.3 Feed Rate f(mm/rev) 0.05 0.1 0.15 0.2 0.25 0.3 Feed Rate f (mm/rev) L95