SUMIBORONNeg.Pos. Cutting Speed v c (m/min) Cutting Speed v c (m/min) BNC2010 BNC2020 BNC300 BNC100 BNC160 BNC200 BNC500 SUMIBORON Insert Indexable Insert D 55° Diamond Type Standard Edge Specification Details L28, L29BNX10BNX20BNX25BN1000BN2000BN350BN2010 BN2020 BNC100 BNC160 BNC200 BNC300 BNC500BN500 BN7000 BN700 BN7500 BNS800 NCB100Neg.Pos.T01225S01225S01725S01225T01225T01235S01225S01225S01225S01215T01215T01215T01215T02020QT01215 (Legend) Continuous Cutting : 1st Recommended : 2nd Recommended General Cutting : 1st Recommended: 2nd RecommendedInterrupted Cutting: 1st Recommended: 2nd Recommended DCG■11T3●● Coated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 9.525 Hole Dia. 4.4 Sintered Components (mm) Thickness 3.97 L Applicable External Holders C15, D14, D18, D19, D24, D25 Applicable Internal Holders E22 to E26 Coated SUMIBORON Multi-Cornered One-Use Type / 7° Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength 2NC-DCGW 11T302 0.2 2.7 ●● ●●● Standard 11T304 1 2 0.4 2.5 ●●●●●●● 11T308 0.8 2.1 ●●●●●●● 2NC-DCGW 11T304WG* 0.4 2.3 ● ● Q Q ● ● Q S01215 11T308WG* 1 2 0.8 2.1 ● ● Q Q ● ● Q Wiper Insert C 2NC-DCGW 11T304WH* 0.4 2.1 ● ● Q Q ● ● Q S01215 11T308WH* 1 2 0.8 1.8 ● ● Q Q ● ● Q Wiper Insert 2NC-DCGT 11T304N-FV 0.4 2.4 ● ● Q Q ● ● Q D Honing 11T308N-FV 1 2 0.8 2.0 ● ● Q Q ● ● Q Break Master 2NC-DCGT 11T304N-LV 0.4 2.4 ● ● Q Q ● ● Q R S00535 11T308N-LV 1 2 0.8 2.0 ● ● Q Q ● ● Q Break Master 2NC-DCGW 11T302LE 0.2 2.7 ● Q Q Q Q Q Q S Honing 11T304LE 1 2 0.4 2.5 ● Q Q Q Q Q Q Low Cutting Force 11T308LE 0.8 2.1 ● Q Q Q Q Q Q 2NC-DCGW 11T302LT 0.2 2.7 Q ● Q Q Q Q Q T00515 11T304LT 1 2 0.4 2.5 Q ● Q Q Q Q Q T Sharper Edge Type 11T308LT 0.8 2.1 Q ● Q Q Q Q Q BNC100→S01715 2NC-DCGW 11T302LS 0.2 2.7 ●● BNC160→S01020BNC200→S01015 11T304LS 1 2 0.4 2.5 ●●●● V Sharper Edge Type BNC300→S00515 11T308LS 0.8 2.1 ●●●● BNC2010→S01730 2NC-DCGW 11T304HS 0.4 2.5 ● BNC2020→S02735 W BNC160→S01730BNC200→S01735 11T308HS 0.8 2.1 ●12BNC300→S01735 Strong Edge Type BNC500→S01225 *Use a holder with a cutting edge angle of 93°. SUMIBORON Application Range Map (A) Uncoated SUMIBORON (B) Coated SUMIBORON 300 300 BNC100 BN1000 BNC2010 BNC160 200 BN2000 BNX25 200 BNC2020 BNC200 BNX20 120 100 100 BN350 BNC300 0 0 Continuous Interrupted Heavy Interrupted Continuous Interrupted Heavy Interrupted L56