Каталог Sumitomo пластины с кубическим нитридом бора Sumiboron - страница 106

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SUMIBORON Small Diameter Boring Bars BSME Type ■ Characteristics ● Achieves minimum machineable diameter of ø2.5 mm for hardened steel internal machining ● Achieves high precision cutting edge positioning through newly developed clamp mechanism ● Achieves high performance machining comparable to grinding machining with further cutting in the small hole region ● Brazed type BSME type handles machining diameters from ø2.5 mm up to ø5.0 mm ● Indexable insert type SEXC type handles machining diameters from ø4.0 mm up to ø6.0 mm SUMIBORON BSME Fig 1 DMIN Min. diameter Fig 2 DMIN Min. diameter Internal / Facing 10° DN 10° DN WF DCON WF DCON RE CDX RE CDX LF LF ■ Tools Dimensions (mm) Grades Min. Dia. Diameter Neck diameter Length Cutting edge Depth of cut Nose radius Cat. No. BN2000 Fig Applicable R L DMIN DCON DN LF WF CDX RE Sleeves BSME R/L25020D2S6 D D 2.5 6.0 2.0 32.0 1.20 5.3 0.2 BSME R/L25020D3S6 D D 2.5 6.0 2.0 34.5 1.20 7.8 0.2 1 BSME R/L25020D4S6 2.5 6.0 2.0 37.0 1.20 10.3 0.2 BSME R/L30020D2S6 D D 3.0 6.0 2.5 32.8 1.45 6.3 0.2 BSME R/L30020D3S6 D D 3.0 6.0 2.5 35.8 1.45 9.3 0.2 BSME R/L30020D4S6 3.0 6.0 2.5 38.8 1.45 12.3 0.2 BSME R/L35020D2S6 D D 3.5 6.0 3.0 33.5 1.70 7.3 0.2 BSME R/L35020D3S6 D D 3.5 6.0 3.0 37.0 1.70 10.8 0.2 BSME R/L35020D4S6 3.5 6.0 3.0 40.5 1.70 14.3 0.2 HBSM6020 BSME R/L40020D2S6 D D 4.0 6.0 3.5 33.9 1.95 8.3 0.2 BSME R/L40020D3S6 D D 4.0 6.0 3.5 37.9 1.95 12.3 0.2 2 BSME R/L40020D4S6 4.0 6.0 3.5 41.9 1.95 16.3 0.2 BSME R/L45020D2S6 D D 4.5 6.0 4.0 35.0 2.20 9.3 0.2 L BSME R/L45020D3S6 D D 4.5 6.0 4.0 39.5 2.20 13.8 0.2 BSME R/L45020D4S6 4.5 6.0 4.0 44.0 2.20 18.3 0.2 SUMIBORON BSME R/L50020D2S6 D D 5.0 6.0 4.5 35.8 2.45 10.3 0.2 BSME R/L50020D3S6 D D 5.0 6.0 4.5 40.8 2.45 15.3 0.2 BSME R/L50020D4S6 5.0 6.0 4.5 45.8 2.45 20.3 0.2 BSME type requires separately sold sleeve HBSM6020. ■ Sleeves ■ Alignment Jig* ■ Newly Developed Clamp Mechanism ø20 DCB High precision cutting edge positioning is achieved through a combination of tool/holder with taper on the rear end, and a sleeve with an internal positioning pin. (Common to BSME Type / SEXC Type) LF Set screw Dimensions (mm) Tool / Holder Cat. No. Stock Dia. Length Set Screw Wrench Cat. No. Stock Back end taper face DCB LF HBSM6020 D 6.0 80 BT0506 TH025 AFBSM60 D Sleeve Positioning pin Sleeve is sold separately. * This is a jig for centering the sleeve when installing the sleeve into the sleeve holder. L106