Cutting Speed vc (m/min) Cutting Speed vc (m/min) Cutting Speed vc (m/min) Cutting Speed vc (m/min) BNC2010BNX10 BNC2020BNX20 BNC300BNX25 BNC100BN1000 Cutting Speed vc (m/min) BNC160BN2000 BNC200BN350 BNC500BN500 BN7000 BN700 BN7500 BNS800 Binderless SUMIBORONNCB100 Pos.Neg.SUMIBORON SUMIBORON Insert Indexable Insert T Triangular Type (Legend) Continuous Cutting : 1st Recommended : 2nd Recommended General Cutting : 1st Recommended: 2nd RecommendedInterrupted Cutting: 1st Recommended: 2nd Recommended TNG■1604●● Coated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 9.525 Hole Dia. 3.81 Sintered Components (mm) Thickness 4.76 Applicable External Holders C25 to C31, D16, D20 Applicable Internal Holders E55 to E57 Coated SUMIBORON L Multi-Cornered Single-Use Type / Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength BNC100→S01715 3NC-TNGA 160404LS 0.4 2.3 ● BNC160→S01020BNC200→S01015 160408LS 1 3 0.8 2.0 ● Sharper Edge Type BNC300→S00515 160412LS 1.2 2.0 ● BNC100→S01715 6NC-TNGA 160404LS 0.4 2.3 ●●● BNC160→S01020BNC200→S01015 160408LS 1 6 0.8 2.0 ●●● Sharper Edge Type BNC300→S00515 160412LS 1.2 2.0 ●● 6NC-TNGA 160404ES 0.4 2.3 ● C S00535 160408ES 1 6 0.8 2.0 ● High-Efficiency Type 160412ES 1.2 2.0 ● BNC2010→S01730 6NC-TNGA 160404HS 0.4 2.3 ●●● ●●● BNC2020→S02735BNC160→S01730BNC200→S01735 160408HS 0.8 2.0 ●●● ●●●16160412HS1.22.0●●●●●● D BNC300→S01735 Strong Edge Type BNC500→S01225 * For use with SUMIBORON holders for the high-efficiency machining shown on page L106. R TNMA2204●● Uncoated K Cast IronRecommendedSExotic AlloyApplicationHHardened Steel S Dimensions Inscribed Circle 12.7 Hole Dia. 5.16 Sintered Components (mm) Thickness 4.76 Applicable External Holders C26 to C31 Applicable Internal Holders E56, E57 Uncoated SUMIBORON Negative Type (With Hole) T Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength TNMA 220408 0.8 3.2 ● ● VQQ Standard 220412 1 1 1.2 2.9 ● Q Q 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 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 (mm)of Cut ap 0 0.1 0.2 0.3 0.4 0.5 Depth (mm)of 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) L69