USED WELE SB316Z
Overview
The WELE SB316Z is a BCV50 double-column bridge-type machining center configured for high-speed, high-accuracy milling of large workpieces. A 12,000 RPM built-in spindle, 70 bar coolant-through-spindle, 120-tool magazine, and Fagor linear scales on all three axes make it a production-ready solution for aerospace, energy, mold & die, and heavy precision components.
Aerospace structures. Oil & gas and energy components. Mold & die. Heavy fabrication. Construction equipment. Medical and semiconductor.
12,000 RPM BCV50 built-in spindle — Integral-motor design eliminates the gearbox for higher RPM, smoother running, and better surface finish. 420 Nm (310 ft-lb) of torque handles aggressive roughing while the 12,000 RPM top end opens the door to high-speed finishing in molds, aluminum aerospace structures, and graphite electrodes.
1,000 PSI coolant through spindle — A 70 bar high-pressure CTS system with high-capacity tank punches chips clear of deep cavities, extends tool life on hard materials, and enables aggressive feedrates on small-diameter tooling.
Linear scales on X, Y, and Z — Direct position feedback on every axis closes the loop on thermal growth and ballscrew wear, holding accuracy through long cycles and across the full work envelope.
120-tool magazine — Run lights-out with the tooling library to handle complex multi-operation parts without operator intervention.
Optional extended Z-axis travel to 1,000 mm (39.4″) — Greater Z capacity for tall workpieces, deep pockets, and long-reach tooling.
Full 4th-Axis Funnel Interface INCLUDED
Fully enclosed ceiling optional for chip management at highspeed.
Specs
X-axis travel: 120.5″
Y-axis travel: 63.0″
Z-axis travel: 39.4″
Table size: 118.1″ × 59.0″
Table load capacity: 22,000 lb
Distance between columns: 66.9″
Table height from floor: 35.0″
T-slot (W × pitch × qty): 0.866″ × 6.7″ × 9 slots
Spindle taper: BCV50 (Big Plus dual-contact)
Spindle type: Built-in (integral motor)
Spindle speed: 12,000 RPM
Maximum torque: 310 ft-lb (420 Nm)
Tool magazine capacity: 120 tools
Maximum tool diameter (full / adjacent empty): 5.0″ / 8.5″
Maximum tool length: 15.7″
Maximum tool weight: 44.1 lb
Tool taper / pull stud: BCV50 / ANSI CAT50
CNC control: Fanuc 31i MB Plus
Display: 15″ color touchscreen
LCD 300 workpiece coordinate system upgrade (Fanuc A02B-0357-J919) 4th-axis interface (wiring & piping)
Bell-shaped acceleration/deceleration control
Machining condition selecting function Fanuc CNC
Lockout function RS232 port
Coolant through spindle: 1,015 PSI (70 bar) with high-capacity tank
Chip conveyor: Caterpillar-type, 47.2″ discharge height
Oil skimmer
Probing: Renishaw RMP60 spindle probe & RTS tool-setter combo
Fagor linear scales on X, Y, and Z axes Roof enclosure splash guard Air purge ATS-capable rotary joint
Power: AC 220V ±10%, 3-phase, 60 Hz (~70 kVA)
Air supply: 90 PSI @ 3.78 CFM
Compliance: CE version, UL wiring & cabling
All gauges: English (imperial)
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