BNC Series BNC-60 BNC-70 BNC-80

Swing over bed....................................................1800 mm (60 inch)
Distance Between Centers.........................1599 mm (5 ft) to 12000 mm (40 ft)
Hollow spindles from.............................................7 inch to 32 inch
BED 2 Shear Width..............................................mm (in.) 920 (36.22)
CARRIAGE Width of cross slide..................................mm (in.) 500 (19.68)
TURRET Standard tool post.....................Auto 4-way / Polygon Disc / VDI disc
No. of tool stations..........................................H4;H6 / V12 / V8;V12
Turning Tool Size...........................................mm (in.) 32 x 32 (1.25)
Boring Tool Size (max.)...........................................mm (in.) 63 (2.5)
TRAVEL Cross slide (X axis) travel..............................mm (in.) 950 (37.4)
Longitudinal (Z axis) travel mm (in.)
1500 (59.05), 2000 (78.74), 3000 (118.11), 4000 (157.48), 5000 (196.85),
6000 (236.22), 7000 (275.59), 8000 (314.96), 9000 (354.33), 10000 (393.70),
11000 (433.07), 12000 (472.44)
Cutting feed rate
mm(in.)/rev X axis: 0.001~250(0.00004~9.84); Z axis: 0.001~400(0.00004~15.75)
Rapid travel.........................M.(Ft.)/min X axis: 6(19.68); Z axis: 6(19.68)
Ballscrew diameter......................mm (in.) X axis: 50(1.96); Z axis: 80(3.14)
TAILSTOCK Quill type Built-in type, Rotating tailstock quill
Quill diameter...................................................mm (in.) 235(9.25)
Quill travel.....................................................mm (in.) 200(7.87)
Internal taper of quill.......................................................MT#6
MOTOR
Headstock oil refrigerator.....................................18,000BTU(4,500Kcal)
Main spindle..........................KW(HP) 30/37(40/50)-STD.; 37.5/45(50/60)-OPT.
Axis servo................................KW(HP) X axis: 7(9.387); Z axis: 7(9.387)
Hydraulic tank........................................................KW(HP) 3.7(5)
Coolant pump.......................................................KW(HP) 1.05(1.4)
Controller FANUC 0i-TF series-STD ; FANUC 31i-B series / Other required-OPT.
Note :
(1) X and Z axes actual cutting diameter will change when equipped with different
turrets.
(2) Specifications are subject to change without notice for improvement.

***** Hollow spindles available 7 inches to 32 inches ****

OUTSTANDING FEATURES
* One piece bed, floor type casting.
* Alloy steel spindle with opposed taper roller bearings.
* All gears in the headstock are hardened and precisely ground.
* Automatic ranges of spindle speed through pneumatic gear shift.
* Spindle speed ranges are automatically changed by M code.
* Infinitely variable speed are commanded by S code.
* Tool change are commanded by T code.
* Auto lubrication system is equipped for headstock, carriage, and cross-slide.
* Precision tapered roller bearings are equipped on the spindle and the quill.
* The quill is heat treated and precisely ground.
* Internal taper of quill to suit MT#6 dead center or live centre.
* Turcite B anti friction material is applied on cross slide and carriage for reduce
friction.
* X and Z axis ballscrews are protected by covers to prevent ingress of swarf / chips
and coolant.

STANDARD EQUIPMENT
* Hydraulic H4 turret.
* Rotating tailstock quill with 235mm diameter.
* Motorized tailstock body and quill movement.
* FANUC 0i-TF series complete with manual guide and thread repair.
* Front and rear chip conveyor.

STANDARD ACCESSORIES
* Hydraulic H4 turret.
* Rotating tailstock quill with 235mm diameter.
* Motorized tailstock body and quill movement.
* FANUC 0i-TF series complete with manual guide and thread repair.
* Front and rear chip conveyor.