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Type:Deep Hole Drills
Price:Contact Sales Rep.


Drilling Diameter:3.15 "
Drilling Depth:315 "

Product Overview

Main Specifications and Features

specifications technical data
Max. boring diameter Φ250mm
Drilling capacity Φ25~Φ80mm
Max. boring depth 1~8m(length to diameter ratio 100:1)
Center height(from flat guideway to spindle center) 350mm
Spingdle bore diameter Φ75mm
Front taper of spindle Φ85mm 1:20
Speed range and steps 70-1200r/min 12kinds
Feeding speed range 10-1000mm/min(stepless)
Rapid speed of feeding carriage 4000mm/min
Range of workpiece diameter Φ40~Φ350mm
Main motor N=30kW,n=1460r/min
Feeding motor N=3.3kW,α30/1200 A.C servo motor
Rapid motor of oil carriage N=2.2kW,n=960r/min
Rapid speed of oil carriage 3000mm/min
Coolant pump motor N=5.5kW,n=1460r/min(3 sets) N=7.5kW,n=960r/min(1 sets)
Hydraulic pump motor N=1.5kW,n=1440r/min
Rated pressure of cooling system 2.5~6.3MPa
Flow of coolant 80、180、280、380L/min
Rated pressure of hydraulic system 6.3MPa
General motor power N=61kW(coolant pump 24kW)
Overall machine weight 12t
Floor area 8800×1680×1700(mm)

Dezhou Delong (Group) Machine Tool Co., Ltd.

About Dezhou Delong (Group) Machine Tool Co., Ltd.


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