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Max. Workpiece Ø400mm · Up to 4000mm Length · Spindle Bore Ø52–60mm
The CA6140 / CA6240 is a time-tested, efficient manual engine lathe widely adopted in general machining, repair applications, and light-duty production lines. It offers a maximum turning diameter of 400mm, a workpiece length capacity up to 4000mm, and a spindle bore ranging from Ø52mm to Ø60mm, making it ideal for a variety of shaft machining, threading, face turning, and drilling operations.
CA6140/CA6240 Series
Spare parts supply
On-site installation service
Customized design
Why Choose Our CNC Solutions
Key Features
- ● Max. Turning Diameter Ø400mm: Supports mid-sized components such as shafts, discs, and cylinder parts.
- ● Up to 4000mm Work Length: Suitable for long parts, including transmission shafts, rods, and pipes.
- ● Wide Spindle Bore: Ø52–60mm: Allows passage and clamping of moderate-diameter bar stock and tubes.
- ● Gear-Driven Spindle Head: Offers stable torque output across multiple speed ranges, suitable for heavy cuts and threading.
- ● Robust One-Piece Cast Iron Bed: Improves cutting rigidity, shock absorption, and long-term accuracy.
- ● Manual Simplicity + Broad Versatility: Supports facing, taper turning, threading (metric/inch), boring, and more.
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Recommended Configurations
- ● Spindle: High-precision spindle (SKF, NSK)
- ● Chuck: Three-jaw chuck with chuck protection device, manual four-jaw independent chuck
- ● Drive System: Belt drive, motor drive
- ● Turret: Single turret, square tool post
- ● Cooling System: Conventional cooling system, built-in cooling system
- ● Support: Stable support, follow rest
- ● Other Configurations: Center rest, protective cover design, manual tailstock, work light
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Application Case
- ● Client: Machinery maintenance workshop (Middle East).
- ● Use Case: Multi-length shaft turning + metric threading.
- ● Machine: CA6240 with Ø60mm spindle bore, 3-jaw chuck.
- ● Results: Delivered consistent accuracy within ±0.03 mm, excellent for threading on hollow shafts and flanges. Operators praised its intuitive gear layout and robustness. Low maintenance and long uptime for 2-shift operations.
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Product Specifications
| Parameters | CA6140 CA6140B | CA6240 CA6240B | |
|---|---|---|---|
| Swing over bed | 400mm | ||
| Swing over carriage | 210mm | ||
| Maximum workpiece diameter of saddle groove | -- | 630mm | |
| Effective length of saddle groove | 210mm | ||
| Maximum workpiece length | 750mm/1000mm/1500mm/2000mm/2200mm/3000mm/4000mm | ||
| Bed width | 400mm | ||
| Toolholder cross section | 25x25mm | ||
| Spindle | Spindle speed range | 10-1400rpm/16-1400rpm(24steps) | |
| Spindle bore | 52mm.(80mm). | ||
| Spindle bore taper | N0.6(MT6)(901:20) | ||
| Feed | Number of feeds | 64(kinds)(for each) | |
| Metric thread | (1-192mm)(44kinds) | ||
| Inch thread | (2-24tpi)(21kinds) | ||
| Modular Threads | 0.25-48(Moduie39kinds) | ||
| Pitch Thread | 1-96DP(37kinds) | ||
| Tailstock | Max.travel of tailstock spindle | 150mm | |
| Tailstock spindle diameter | 75mm | ||
| Tailstock spindle bore taper | NO.5(MT5) | ||
| Main motor | 7.5KW(10HP) | ||
| Packing dimensions (L*W*Hmm) | 750mm | 2550x1140x1750 | |
| 1000mm | 2700x1140x1750 | ||
| 1500mm | 3200x1140x1750 | ||
| 2000mm | 3700x1140x1750 | ||
| 2200mm | 4030x1140x1750 | ||
| 3000mm | 4850x1140x1750 | ||
| 4000mm | 5800x1140x1750 | ||
| Weight(kg) | Length | gross weight net weight G.W N.W. | |
| 750mm | 21001990 | ||
| 1000mm | 21902070 | ||
| 1500mm | 23502220 | ||
| 2000mm | 27202570 | ||
| 2200mm | 28002600 | ||
| 3000mm | 33003200 | ||
| 4000mm | 35003400 | ||
Catalog
Frequently Asked Questions
A manual lathe can process various types of materials, including steel, cast iron, non - ferrous metals, and some non - metallic materials.
The machining accuracy of our manual lathe can reach grade IT7, which can meet the processing requirements of most precision parts.
As a professional manual lathe manufactor, Minnuo offers direct factory sales. We will provide the most suitable quotation according to customers' requirements to ensure the highest cost - performance ratio.
The pre - sales department of Minnuo Company is strong and responsive. As long as you have the drawings, for a single piece of equipment, we can recommend the best manual lathe within 10 minutes. For a production line composed of multiple pieces of equipment, we will provide a solution within 5 working days!
Minnuo Company has a complete set of basic production equipment. We can provide customization services for machine systems, spindle speeds, motor powers, and even the sheet metal of the outer shell.
Our company has several processing master machines of international first - tier brands, which ensures the processing accuracy of cnc lathe machine components. At the same time, we also provide a quality inspection report when the machine leaves the factory.
We have inventory for conventional models of manual lathes and can deliver them quickly. For customized models, delivery can be made within 30 - 45 working days.
Our high precision manual lathe comes with a one - year warranty. During the warranty period, we provide free repair services. If the equipment malfunctions, customers can contact our after - sales team at any time. We provide 24 - hour technical support services and can quickly solve problems through remote video, phone calls, or on - site services.
Operating a manual lathe can be challenging for beginners, as it requires hands-on skills and precision. A skilled manual lathe operator must understand tooling, feeds, speeds, and material behavior. However, with proper training and practice, the learning curve becomes manageable.
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