USED 2018 PRECIHOLE GVN 25

Precihole GVN 25 C/1-600 CNC Gun Drill (2018)

Specifications:
Control Fanuc Oi-TF
Model GVN 25 C/1-600
Drilling diameter range 0.315—1”
Number of spindles 1
Spindle speeds 600-3,300 rpm.
Power per spindle 10 hp.
Maximum drilling length 24”, 30”, 40”
Part OD range 0.75—3”
Part clamping system Hydraulic cone clamping/
Chuck clamping
Maximum component weight 88 lbs.
Rapid traverse rate 315” per minute
Drill feed range 0—8” per minute
Coolant tank capacity 277 gallons
Maximum coolant pressure 870 psi.
Weight 12,500 lbs.
Dimensions 16’ 4” W x 8’ L x 7’ H
(chip conveyor can be removed saving 1’ in width)
Chip hopper 3’ W x 3’ L x 2’ H
Box of tooling 24” W x 12” L x 40” H

Precihole gun drilling machines offer the best combination of output parameters
like hole straightness, surface finish and bore tolerance.
Machine Features:
• Part counter rotation for superior hole straightness
• Quick clamping arrangement for ease of loading and unloading parts
• Use of ball screw and servo drives for linear motion
• Multiple tool steadies to provide solid tube support
• Rotating cone or self-centering chuck arrangement for part clamping
• High pressure coolant and fine filtration system
• Oil chilling and automatic lubrication