
SUMIBORON Indexable Inserts Standard Cutting Edge Specification (Refer to L26 to L27 for details on symbols.) Trigon Type W 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) WNMA0804 Application S exotic alloy Applicable External Holders C34 H hardened steel I.C.: ø12.7 Thickness: 4.76 Hole: ø5.16 Applicable Internal Holders E25, 26 sintered component CBN Dimensions L No. of Cutting Edges Pcs./Pack (mm) S800 00 BN2000 7000 00 BN7500 BN1000 Cutting Edge ■ One-use Type/Negative (With Hole) BNX20 BNX25 BNX10 BN350 BN500 7000 BNS8 BN70 70 BN70 70 Radius Negative Inserts Length Nose Cutting Edge BN BN BN Appearance Specification Cat. No. Old Cat. No. NU-WNMA 080404 0.4 3.3 D Q Standard 080408 Q 1 1 0.8 2.8 D Q *For BNX25, use NS type code (NS-WNMA) *Depth-of-cut for one-use type is 0.5mm or less C ■ Negative Type (With Hole) WNMA 080404 0.4 4.5 D Q Standard 080408 Q 1 1 0.8 4.4 D Q 080412 1.2 4.3 Q D R S T V W SUMIBORON SUMIBORON Application Range Map Ⓒ Gray Cast Iron Ⓓ Ductile Cast Iron Ⓔ General Sintered Alloy Ⓕ High Density Sintered Alloy 2,000 500 300 300 Cutting Speed (m/min) Cutting Speed (m/min) Cutting Speed (m/min) Cutting Speed (m/min) 1,500 400 200 200 BN7000 BNC500 1,000 300 BN7500 ) BN7000 BN7500 BNS800 100 100 500 200 BN7000 BN500 BN7000 Depth of Depth of 0 1.0 2.0 3.0 4.0 0 0.1 0.3 0.5 Cut (mm) 0 0.1 0.2 0.3 0.4 0.5 Cut (mm) 0 0.1 0.2 0.3 0.4 0.5 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) L93 93