Cutting Speed vc (m/min) Cutting Speed vc (m/min) Cutting Speed vc (m/min) Cutting Speed vc (m/min) BNX10 BNX20 BNX25 BN1000 Cutting Speed vc (m/min) BN2000 BN350 BN500 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 TPGN2204●● Uncoated K Cast IronRecommendedSExotic Alloy Application H Hardened Steel Dimensions Inscribed Circle 12.7 Hole Dia. Q Sintered Components (mm) Thickness 4.76 Applicable External Holders C32, C33 Uncoated SUMIBORON L 11° Positive Type (Without Hole) Shape Cutting EdgeSpecification Cat. No. No. ofPcs/PackCuttingEdgesNoseRadius CuttingEdgeLength TPGN 220408 0.8 3.2 ● ● Q Q Standard 1 1 TPGN 220408HS 0.8 3.2 Q Q Q Q ● Q Q Q Q Q Q Q S01235 1 1 Strong Edge Type C D R S T V 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) L85