SUMIBORON Indexable Inserts Legend: Continuous Cut : 1st Choice Medium Cut : 1st Choice Interrupted Cut : 1st Choice : 2nd Choice : 2nd Choice : 2nd Choice TNG¢1604˜˜ Coated Applicable holder ref. page, (Example) RecommendedApplication K cast iron SUMIBORON S exotic alloy Applicable External Holders C23 to C29, D15, 18 H hardened steel I.C.: ø9.525 Thickness: 4.76 Hole: ø3.81 Applicable Internal Holders E68 to E70 sintered component Coated CBN Pcs./Pack No. of Cutting Edges Dimensions BNC2010 BNC2020 (mm) BNC300 BNC100 BNC160 BNC200 BNC500 ■ Multi-cornered,One-use Type/Negative (With Hole) Radius Cutting Edge Appearance Cutting Edge Cat. No. Old Cat. No. Nose Length Specification L BNC100 → S01715 3NC-TNGA 160404LS 0.4 2.3    D      BNC160 → S01020 160408LS Q 1 3 0.8 2.0    D      Negative Inserts BNC200 → S01015 160412LS 1.2 2.0    D      Sharper edge BNC300 → S00515 BNC100 → S01715 6NC-TNGA 160404LS 0.4 2.3     D D D   BNC160 → S01020 160408LS Q 1 6 0.8 2.0     D D D   BNC200 → S01015 160412LS 1.2 2.0      D D   Sharper edge BNC300 → S00515 6NC-TNGA 160404ES 0.4 2.3   D       C S00535 160408ES Q 1 6 0.8 2.0   D       High Efficiency 160412ES 1.2 2.0   D       BNC2010 → S01730 6NC-TNGA 160404HS 0.4 2.3 D D D   D D D BNC2020 → S02735 BNC160 → S01730 160408HS Q 1 6 0.8 2.0 D D D   D D D D BNC200 → S01735 Stronger edge BNC300 → S01735 160412HS 1.2 2.0 D D D D D D BNC500 → S01225 *For use with SUMIBORON holders for high-efficiency machining shown on page L102. R TNMA2204˜˜ Applicable holder ref. page, (Example) RecommendedApplication K cast iron S exotic alloy Applicable External Holders C24 to C29 H hardened steel I.C.: ø12.7 Thickness: 4.76 Hole: ø5.16 Applicable Internal Holders E69, 70 sintered component S CBN Pcs./Pack No. of Cutting Edges Dimensions (mm) BNS800 T ■ Negative Type (With Hole) Cutting Edge BNX10 BNX20 BNX25 BN1000 BN2000 BN350 BN500 BN7000 BN700 BN7500 Radius Appearance Cutting Edge Cat. No. Old Cat. No. Nose Length Specification TNMA 220408 0.8 3.2   D     D     Q V Standard 220412 Q 1 1 1.2 2.9         D       Q   W SUMIBORON SUMIBORON Application Range Map Ⓒ Gray Cast Iron Ⓓ Ductile Cast Iron Ⓔ General Sintered Alloy Ⓕ High Density Sintered Alloy Cutting Speed (m/min) 2,000 Cutting Speed (m/min) 500 Cutting Speed (m/min) 300 Cutting Speed (m/min) 300 1,500 400 BN7000 BNC500 200 200 1,000 300 BN7500 BNS800 100 BN7000 100 BN7500 500 BN500 200 BN7000 BN7000 0 1.0 2.0 3.0 4.0 0 0.1 0.3 0.5 Depth of 0 0.1 0.2 0.3 0.4 0.5 Depth of 0 0.1 0.2 0.3 0.4 0.5 Cut (mm) Cut (mm) Depth of Cut (mm) Depth of Cut (mm) Feedrate 0.05 0.1 0.15 0.2 0.25 0.3 Feedrate 0.05 0.1 0.15 0.2 0.25 0.3 (mm/rev) (mm/rev) L67