NAKAMURA-TOME PRECISION INDUSTRY CO.,LTD. Dec. 9th 2003 By Y.Moto Ver.2 nd Dec. 22 nd 2003

Nakamura-Tome WT300

Twin-Turret Twin-Spindle Turning Centre

Nakamura-Tome WT300 Twin-Turret Twin-Spindle Turning Centre WT Kg WT Kg

Nakamura-Tome WT300 Machine Width & Length WT250 WT300

Distance between spindle Max. : 1,100mm(43.,3”) Min. : 250mm(9.84”) Tool overhang : 145mm(5.7”) 145mm - Distance between spindles - WT- 300

145mm - Turret Head - WT- 300 Same size as TW20’s

- Tooling (Inch) - WT- 300 Same size as TW20’s Blue = New number for WT300, ( xxx ) is TW20’s R7421 ( W2421 ) R7422 ( W2422 ) W2441 W2442 R7425 ( W2425 ) R7462 ( Double Turning Holder, 1” ) W2427 W2448 R7463 ( R2463 ) R7461 ( R2461 ) R7462 ( R2462 ) Turning Holder – A ( M03 ) 1” Turning Holder – A ( M04 ) 1” Cut-off Holder ( M03 ) ¾” Cut-off Holder ( M04 ) ¾” Turning Holder – B 1” Boring Holder 1.25” Double Boring Holder 1.” x 2 Triple Boring Holder 1.” x 3 Turning/Boring Holder ¾” + 1” Double Turning Holder ¾” + ¾” Red = Recommended std package 6 pcs 1 pce 2 pcs 4 pcs 6 pcs 4 pcs 24 Station (Half Index) Holders R2390 R7313 ( W2393 ) Cross Mill Holder 0.79” Face Mill Holder 0.79”

- Tooling Interference - WT ” Chuck Same as TW20’s

- Tooling Interference - WT ” Chuck Same as TW20’s 112mm from Turret face = same as TW20’s

- Y-axis stroke - WT- 300 Face Mill Holder Cross Mill Holder +/-60mm(2.36”)

Wide range motor 15/11kW (20HP) 382Nm High Torque option 18.5/15kW (25HP) 589Nm High Torque L-spindle 8” Chuck 65mm/4,500rpm/A2-6 spindle Milling 5.5/3.7Kw (7.5HP) 3600rpm 39Nm High Torque / Belt driven Y-axis stroke +/- 60mm (2.36”) R-spindle 8” Chuck 65mm/4,500rpm/A2-6 spindle Wide range motor 15/11kW (20HP) 382Nm High Torque option 18.5/15kW (25HP) 589Nm High Torque Turret Dodecagonal 24st TW-20 size turret 145mm(5.70”) overhang for straight Box way slide Rear discharge chip conveyor available - Feature - WT- 300

Z2 : 6,000 N 600Kgf Z1 : 9,000 N 900Kgf Y(op) : 6,000 N 600Kgf X1 : 11,000 N 1,100Kgf - Thrust force - WT- 300 X2 : 11,000 N 1,100Kgf

MATERIAL: S45C, 1045, CK45 SPEED: 135m/min ( 450sfm ) FEED : 0.4mm/rev ( 0.016”/rev) DEPTH : 8mm ( 0.32” ) LOADMETER : 140[%] SPINDLE : 300 rpm DIA. : 144mm ( 5.67”) (SPINDLE) - Turning - WT- 300

SPEED: 110 m/min (360sfm) FEED : 0.15mm/rev (0.006”/rev) LOADMETER : 120[%] SPINDLE : 700 rpm DIA. : 50mm (1.97”) (Z-AXIS) MATERIAL: S45C, 1045, CK45 - Drilling - WT- 300

SPEED: 180 m/min (600sfm) FEED : 0.15mm/rev (0.006”/rev) DEPTH : 10mm ( 0.4”) LOADMETER : 140[%] SPINDLE : 2860 rpm DIA. : 20mm (0.79”) (MILLING) MATERIAL: S45C, 1045, CK45 - Cross Milling - WT- 300

SPEED: 50 m/min (165sfm) FEED : 0.4mm/rev (0.016”/rev) DEPTH : 15mm ( 0.6”) LOADMETER : 140[%] SPINDLE : 800 [rpm] DIA. : 20mm (0.79”) (MILLING) MATERIAL: S45C, 1045, CK45 - Face Milling - WT- 300