Cutting Speed v c (m/min) Cutting Speed v c (m/min) Cutting Speed v c (m/min) Cutting Speed v c (m/min) BNX10BNC2010 BNX20BNC2020 BNX25BNC300 BN1000BNC100 Cutting Speed v c (m/min) BN2000BNC160 BN350BNC200 BN500BNC500 BN7000 BN700 BN7500 BNS800 Binderless SUMIBORONNCB100 Pos.Neg.SUMIBORON SUMIBORON Insert Indexable Insert (Legend) Continuous Cutting : 1st Recommended : 2nd Recommended General Cutting : 1st Recommended: 2nd Recommended Interrupted Cutting : 1st Recommended: 2nd Recommended DN■■1504●● 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 C11, C12 Applicable Internal Holders E27 to E29 Uncoated SUMIBORON Negative Type (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLengthDNMA 1504040.45.0● ● Q Q L Standard 150408 1 1 0.8 4.7 ● ● ●●● Q Q 150412 1.2 4.3 ● ●● Q Q DNG■1504●● Coated 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 C11, C12 Applicable Internal Holders E27 to E29 Coated SUMIBORON Multi-Cornered Single-Use Type / Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength C 2NC-DNGA 150404 0.4 2.5 ●● ● 150408 0.8 2.1 ●● ● D 150412 1.2 2.0 ●● Standard 1 2 150416*1 1.6 3.4 ●●● ●● 150420*1 2.0 3.0 ●●● ●● R 150424*1 2.4 2.7 ●●● ●● 4NC-DNGA 150402 0.2 2.6 ●● 150404 0.4 2.5 ●●●●●●● S 150408 0.8 2.1 ●●●●●●● Standard 150412 1 4 1.2 2.0 ●●● ●●● 150416*1 1.6 3.4 ●●● ●● 150420*1 2.0 3.0 ●●● ●● T 150424*1 2.4 2.7 ●●● ●● 4NC-DNGA 150404WG*2 0.4 2.3 ● ● Q Q ●● Q S01215 150408WG*2 1 4 0.8 2.0 ● ● Q Q ●● Q V Wiper Insert 4NC-DNGA 150404WH*2 0.4 2.1 ● ● Q Q ●● Q S01215 150408WH*2 1 4 0.8 1.8 ● ● Q Q ●● Q W Wiper Insert *1 For use with the SUMIBORON holders for high-efficiency machining shown on page L105 and L106. *2 Use a holder with a cutting edge angle of 93°. 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 BN7000 BNC500 200 200 200 1,000 300 BN7500 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 Cut ap(mm) 0 0.1 0.2 0.3 0.4 0.5 Depth of Cut ap (mm) 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) L49