CNC Turning
CNC 4-Axis Milling Machining Services
JPT has the CNC Turning capacity to meet all your tooling and production needs.
In conjunction with JPT’s extensive manufacturing services we also offer Prototype, small batch or full production services on our 4-Axis CNC Turning equipment.

Specifications
| Chuck Size | 12″ |
| Swing/Max. Part Diameter | 20.5″/13.4″ |
| Max. Turning Length | 33.46″ |
| Tailstock | Programmable Quill |
| Bar Capacity | 4.33″ Bore |
| Spindle Speeds | 40-3500 RPM |
| Spindle HP | 30 |
| Turret | Two |
| No. of Tools | 12 Upper/10 Lower |
Machining Capacity
Bar Capacity………………………………2.050 inch
Max. Machining dia…………………. 13.39 inch
Max Machining length……………….. 39.37 inch
Max Swing……………………………… 20.87 inch
Main Spindle
Speed Range…………………………… 40 – 4500 rpm
Spindle nose……………………………. JIS A2-6
Spindle Bore…………………………… 2.440 inch
Chuck Diameter………………………… 8 or 10 inch
Motor Power……………………………. 20/30 HP (cont./20 min.)
Turrets
No of tools upper………………………. 12
No of tools lowe……………………….. 8
Tool Shank size for OD………………….. 1 inch
Tool Shank size for ID………………….. 1.5 inch
Turret index time………………………. 0.1 sec (1 position)
Live Tooling
No. of Live tools positions……………… 12
Speed range……………………………. 45 – 4,500
Power…………………………………. 3 / 5HP (cont. / 15 min.)
C-axis on Main spindle
Type………………………………….. CS (direct)
Min. programmable value…………………. 0.001 deg
Max rapid traverse……………………… 200 rpm
Axes
X-axis Stroke Upper…………………….. 7.09 in + 3.15 in
X-axis Stroke Lower…………………….. 4.13 in + 1.38 in
Z-axis Stroke Upper…………………….. 40.94 in
Z-axis Stroke Lower…………………….. 39.96 in
X-axis rapid traverse…………………… 590.55 in/min
Z-axis rapid traverse…………………… 787 in/min
If you require CNC Turning expertise, we invite you to contact us to learn all that we can offer you.
The JPT Difference
Have a new project or tooling challenge? Let’s talk. Our team is ready to help you find the most cost-effective solution for your specific application.
The JPT Way
Most tooling problems aren’t solved by buying off the shelf. They’re solved by understanding the application, the machine, and the process — then engineering the right solution.
Cutting tools. Fixturing. Complete production solutions. That’s been the JPT way since 1971. No catalogs. No guessing. Just engineering.



