SUMIBORONNeg.Pos. Cutting Speed v c (m/min) Cutting Speed v c (m/min) BNX10BNX10BNX10 BNX20BNX20BNX20 BNX25BNX25BNX25 BN1000BN1000BN1000 BN2000BN2000BN2000 BN350BN350BN350 BN500BN500BN500 BN7000BN7000BN7000 BN700BN700BN700 BN7500BN7500BN7500 BNS800BNS800BNS800 Binderless SUMIBORONNCB100NCB100NCB100 SUMIBORON Insert Indexable Insert C 80° 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 Recommended Interrupted Cutting : 1st Recommended: 2nd Recommended CN■■1204●● Uncoated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 12.7 Hole Dia. 5.16 Sintered Components (mm) Thickness 4.76 L Applicable External Holders C7, C8 Applicable Internal Holders E17 to E19 Uncoated SUMIBORON Multi-Cornered Single-Use Type / Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength 2NU-CNGA 120404HS 0.4 2.5 Q Q Q Q ● Q Q ● ● Q BN2000→S01235 BN7000→S01225BN700→S01225 120408HS 0.8 2.4 Q Q Q Q ● Q Q ● ● Q12120412HS1.22.3QQQQ●QQ●Q BN7500→S00525 Strong Edge Type Q *Depth of cut for single-use types is 0.5mm or less. Negative Type (With Hole) C Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength CNMA 120404 0.4 4.6 ● ● ● Q Q D Standard 120408 1 1 0.8 4.5 ● ● ●●● Q Q 120412 1.2 4.4 ● ● ●●● Q Q R Solid Type / Negative (With Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength S CNGA 120408 0.8 12.9 Q Q Q Q Q Q Q Q Q Q ● Q Standard 120412 1 Solid 1.2 12.9 Q Q Q Q Q Q Q Q Q Q ● Q T V W 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 L32