SUMIBORONNeg.Pos. Cutting Speed vc (m/min) Cutting Speed vc (m/min) BNX10 BNX20 BNX25 BN1000 BN2000 BN350 BN500 BN7000 BN700 BN7500 BNS800 Binderless SUMIBORONNCB100 SUMIBORON Insert Indexable Insert S Square 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 SNG■1204●● Uncoated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 12.7 Hole Dia. Q Sintered Components (mm) Thickness 4.76 L Applicable External Holders L100 Uncoated SUMIBORON Solid Type / Negative (Without Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdges NoseRadiusCuttingEdgeLength SNGN 120408 0.8 12.7 Q Q Q Q Q Q Q Q Q Q ● Q 120412 1.2 12.7 Q Q Q Q Q Q Q Q Q Q ● Q Standard 1 Solid 120416 1.6 12.7 Q Q Q Q Q Q Q Q Q Q ● Q 120420 2.0 12.7 Q Q Q Q Q Q Q Q Q Q ● Q C D R S 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 L62