
SUMIBORON Indexable Inserts Standard Cutting Edge Specification (Refer to L26 to L27 for details on symbols.) 80° Diamond Type C BN1000 BN350 BN2010 BNC100 BNC200 BNC500 BN500 BN7000 BN7500 BNS800 BNX10 BNX20 BNX25 BN2000 BN2020 BNC160 BNC300 BN700 Negative T01225 T02020 T01225 S01225 S01725 S01225 S01225 S01225 S01225 S01215 T01215 T01215 T01215 Positive T01235 Q : 1st Choice : 1st Choice : 1st Choice Legend: Continuous Cut Medium Cut Interrupted Cut : 2nd Choice : 2nd Choice : 2nd Choice K cast iron Recommended Applicable holder ref. page, (Example) CNG¢1204 Application Coated SUMIBORON S exotic alloy Applicable External Holders C7, 8 H hardened steel I.C.: ø12.7 Thickness: 4.76 Hole: ø5.16 Applicable Internal Holders E23 to E25 sintered component Coated CBN L Dimensions No. of Cutting Edges Pcs./Pack BNC2020 BNC2010 (mm) BNC300 BNC200 BNC500 BNC160 BNC100 Negative Inserts Cutting Edge ■ Multi-cornered,One-use Type/Negative (With Hole) Radius Length Nose Cutting Edge Appearance Specification Cat. No. Old Cat. No. 2NC-CNGA 120404LE 0.4 2.5 D Q Q Q Q Q Q Honing 120408LE Q 1 2 0.8 2.4 D Q Q Q Q Q Q Less Cutting force 120412LE 1.2 2.3 D Q Q Q Q Q Q C 2NC-CNGA 120402LT 0.2 2.5 Q D Q Q Q Q Q 120404LT 0.4 2.5 Q D Q Q Q Q Q T00515 Q 1 2 120408LT 0.8 2.4 Q D Q Q Q Q Q Sharper edge D 120412LT 1.2 2.3 Q D Q Q Q Q Q BNC100 → S01715 2NC-CNGA 120404LS 0.4 2.5 D BNC160 → S01020 BNC200 → S01015 120408LS Q 1 2 0.8 2.4 D R Sharper edge BNC300 → S00515 120412LS 1.2 2.3 D BNC100 → S01715 4NC-CNGA 120404LS D D D 0.4 2.5 BNC160 → S01020 BNC200 → S01015 120408LS Q 1 4 0.8 2.4 D D D S Sharper edge BNC300 → S00515 120412LS 1.2 2.3 D D D BNC2010 → S01730 0.4 2.5 D D D BNC2020 → S02735 4NC-CNGA 120404HS D D D BNC160 → S01730 BNC200 → S01735 120408HS Q 1 4 0.8 2.4 D D D D D D BNC300 → S01735 Stronger edge BNC500 → S01225 120412HS 1.2 2.3 D D D D D D T 4NC-CNGA 120404ES 0.4 2.5 D S00535 120408ES Q 1 4 0.8 2.4 D High Efficiency 120412ES 1.2 2.3 D V W SUMIBORON SUMIBORON Application Range Map Ⓐ Uncoated SUMIBORON Ⓑ Coated SUMIBORON 300 300 BNC100 Cutting Speed (m/min) Cutting Speed (m/min) BN1000 BNC160 BNC2010 200 200 BNC200 BN2000 BNX25 BNC2020 BNX20 120 100 100 BN350 BNC300 0 0 Continuous Interrupted Heavy Continuous Interrupted Heavy Interrupted Interrupted L32