CNC Oil Field Hollow Spindle Lathe CW6636/5000

September 03, 2025

CNC Pipe Thread Lathe CW6636

Main Features:
This high-performance CNC pipe thread lathe is specifically designed for turning pipe ends, taper threads, pipe bands, sleeves, and rod drilling. It offers powerful performance, strong rigidity, and high precision, making it ideal for demanding industrial applications. Equipped with FANUC or SIEMENS CNC systems, the machine ensures safety, reliability, and consistent quality. The use of pulse encoders for measurement provides semi-closed loop control for both longitudinal and cross feed movements, ensuring accurate and stable operation.

Key Specifications:

Name CW6636 CW6646 CW6663

Max Swing Over Bed Φ 1000mm Φ 1200mm Φ 1400mm

Max Swing Over Turret Φ 640mm Φ 800mm Φ 1100mm

Spindle Bore Φ 360mm Φ 460mm Φ 635mm

Spindle Speed Range 6.3-315rpm 6.3-315rpm 5-250rpm

Chuck Diameter Φ 1000mm Φ 1000mm Φ 1250mm

Minimum Clamping Diameter of Chuck Φ 240 Φ 260 Φ 500

Metric Threads 44 Â 1-120mm

Whitworth Threads 37 Â 30-11/8 teeth

Module Threads 46 Â 0.5-60mm

Diametrical Threads 46 Â 0.5-60 D.P.

Rapid Traverse of Turret 3740mm/min 1870mm/min

Â 935mm/min

Max Machining Length of Taper Scale 300mm

Turning Taper Â±1:4

Diameter of Tailstock Sleeve Φ 160mm

Main Motor Power 22KW Â 30KW

This lathe is widely used in the oil field, construction, and heavy machinery industries due to its robust design and advanced automation. Its large spindle bore allows for efficient machining of long pipes and thick-walled components. With a wide range of threading capabilities, it can handle metric, Whitworth, module, and diametrical threads, making it a versatile choice for various manufacturing needs. The machine's high-speed turret movement and precise control ensure efficient and accurate production, reducing downtime and increasing productivity. Whether you're working on standard or custom projects, the CW6636 series delivers reliable performance and outstanding value.
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Name	CW6636	CW6646	CW6663
Max Swing Over Bed	Φ 1000mm	Φ 1200mm	Φ 1400mm
Max Swing Over Turret	Φ 640mm	Φ 800mm	Φ 1100mm
Spindle Bore	Φ 360mm	Φ 460mm	Φ 635mm
Spindle Speed Range	6.3-315rpm	6.3-315rpm	5-250rpm
Chuck Diameter	Φ 1000mm	Φ 1000mm	Φ 1250mm
Minimum Clamping Diameter of Chuck	Φ 240	Φ 260	Φ 500
Metric Threads	44	Â	1-120mm
Whitworth Threads	37	Â	30-11/8 teeth
Module Threads	46	Â	0.5-60mm
Diametrical Threads	46	Â	0.5-60 D.P.
Rapid Traverse of Turret	3740mm/min		1870mm/min
Â	935mm/min
Max Machining Length of Taper Scale	300mm
Turning Taper	Â±1:4
Diameter of Tailstock Sleeve	Φ 160mm
Main Motor Power	22KW	Â	30KW