SUMIBORON Indexable Inserts T Triangular Type Standard Cutting Edge Specification (Refer to L26 to L27 for details on symbols.) BNX10 BNX20 BNX25 BN1000 BN350 BN2010 BNC100 BNC200 BNC500 BN500 BN7000 BN7500 BNS800 BN2000 BN2020 BNC160 BNC300 BN700 Negative T01225 S01225 S01725 S01225 T01225 S01225 S01225 S01225 S01215 T01215 T01215 T01215 T02020 Positive T01235 Q Legend: Continuous Cut : 1st Choice Medium Cut : 1st Choice Interrupted Cut : 1st Choice : 2nd Choice : 2nd Choice : 2nd Choice TPG¢1103˜˜ Coated Applicable holder ref. page, (Example) RecommendedApplication K cast iron SUMIBORON S exotic alloy Applicable Internal Holders E58 to E60 H hardened steel I.C.: ø6.35 Thickness: 3.18 Hole: ø3.4 sintered component L Coated CBN Pcs./Pack No. of Cutting Edges Dimensions BNC2010 BNC2020 (mm) Positive Inserts BNC300 BNC100 BNC160 BNC200 BNC500 ■ Multi-cornered,One-use Type/11°Positive (With Hole) Radius Cutting Edge Appearance Cutting Edge Cat. No. Old Cat. No. Nose Length Specification 3NC-TPGW 110302 0.2 2.4 D D           Standard 110304 Q 1 3 0.4 2.3 D D D D D D D C 110308 0.8 2.0 D D D D D D D 3NC-TPGT 110304N-FV 0.4 2.2 D D Q Q D D Q Honing 110308N-FV Q 1 3 0.8 1.9 D D Q Q D D Q Break Master D 3NC-TPGW 110302LE 0.2 2.4 D Q Q Q Q Q Q Honing 110304LE Q 1 3 0.4 2.3 D Q Q Q Q Q Q Less Cutting force 110308LE 0.8 2.0 D Q Q Q Q Q Q R 3NC-TPGW 110302LT 0.2 2.4 Q D Q Q Q Q Q T00515 110304LT Q 1 3 0.4 2.3 Q D Q Q Q Q Q Sharper edge 110308LT 0.8 2.0 Q D Q Q Q Q Q S BNC100 → S01715 3NC-TPGW 110304LS 0.4 2.3     D D D D   BNC160 → S01020 110308LS Q 1 3 0.8 2.0 D D D D BNC200 → S01015       Sharper edge BNC300 → S00515 BNC2010 → S01730 3NC-TPGW 110304HS 0.4 2.3     D         T BNC2020 → S02735 BNC160 → S01730 110308HS Q 1 3 0.8 2.0 D BNC200 → S01735 Stronger edge BNC300 → S01735             BNC500 → S01225 V W SUMIBORON SUMIBORON Application Range Map Ⓐ Uncoated SUMIBORON Ⓑ Coated SUMIBORON (m/min) 300 (m/min) 300 BNC100 BN1000 BNC160 200 200 BNC2010 Speed BN2000 BNX25 Speed BNC2020 BNC200 BNX20 120 Cutting 100 BN350 Cutting 100 BNC300 0 Heavy 0 Heavy Continuous Interrupted Interrupted Continuous Interrupted Interrupted L7766