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A Blast from the Past: The 1993 Mazak Dual Turn 20 CNC Lathes

The 1993 Mazak Dual Turn 20 CNC Lathes represent a classic era in the world of computer numerical control (CNC) machine tools. Despite being nearly three decades old, these machines continue to prove their value through high-speed production and unparalleled precision. In this blog post, we will take a nostalgic trip down memory lane and explore the features, capabilities, and applications of the 1993 Mazak Dual Turn 20 CNC Lathes.

A Closer Look at the 1993 Mazak Dual Turn 20 CNC Lathes

Mazak Corporation, a leading Japanese machine tool manufacturer, introduced the Dual Turn 20 series back in 1993. This series was designed as a high-speed, dual-spindle CNC lathe aimed at increasing productivity and reducing cycle times within the manufacturing industry. With impressive speed and precision, these durable machines have stood the test of time and continued to serve various industries.

Key Features and Specifications

1. Dual Spindle Design: The Dual Turn 20 comes equipped with two spindles, which allows the operator to perform simultaneous turning operations on both the main and sub-spindle. This results in increased machine utilization and reduced cycle times.

2. High-Speed Spindles: Both the main and the sub-spindle have a maximum spindle speed of 5,000 RPM, ensuring a rapid production rate.

3. Compact and Rigid Construction: With a footprint of approximately 134" x 98", the Dual Turn 20 takes up relatively little space in the workshop. Its rigid construction and durable materials provide long-lasting performance and precision.

4. Mazatrol T-Plus Control System: This proprietary CNC control system offers operators an intuitive interface with programming support for both G-code and conversational programming languages.

5. 12-Position Turret: The 12-position turret accommodates multiple tools, making it a versatile choice for a range of turning applications and operations.

6. Powerful Cutting Capabilities: The Dual Turn 20 can handle maximum cutting diameters of up to 10.8" (275mm) and maximum cutting lengths of up to 29.5" (750mm). This makes it suitable for a variety of workpieces and materials.

Applications and Industries

The 1993 Mazak Dual Turn 20 CNC Lathes have proven useful across various industries, including automotive, aerospace, medical, and heavy equipment manufacturing. Their versatile capabilities make them perfect for various applications:

1. Shaft Work: These machines excel at producing shafts and other cylindrical workpieces, both short and long.

2. Multi-Process Machining: The dual-spindle and multiple-tool turret enable the production of complex workpieces with multiple operations, such as drilling, tapping, and milling.

3. Small to Medium-Sized Workpieces: Though the system is limited by its envelope size, it is ideal for machining small to medium-sized workpieces.

The Benefits and Advantages of Using the 1993 Mazak Dual Turn 20 CNC Lathes

Despite its age, the Dual Turn 20 continues to offer significant advantages to machinists and manufacturers:

1. Increased Productivity: With two spindles operating simultaneously, workpieces can be completed in fewer operations, reducing cycle times and increasing overall productivity.

2. Superior Precision: Mazak has a reputation for building machine tools with high accuracy and repeatability. The Dual Turn 20 is no exception, delivering precise results on each workpiece.

3. Reliability and Longevity: The 1993 Mazak Dual Turn 20 CNC Lathes are known for their reliability and durability, with many still operating today.

4. Lower Investment Costs: With the passage of time, these machines can now be purchased at a fraction of their original cost. For businesses operating on a tight budget, a used Dual Turn 20 can offer an economical solution.

Maintenance and Upkeep

To keep any CNC lathe in good working order, it's important to perform routine maintenance and respond to any signs of wear or damage. For the 1993 Mazak Dual Turn 20 CNC Lathes, consider taking action on the following items:

Regular inspection of belts, hoses, and connections

Cleaning and greasing the spindle and ball screws

Periodic inspection and alignment checks of the spindle, turret, and tailstock

Replacement of worn-out or damaged components as needed

Final Remarks

The 1993 Mazak Dual Turn 20 CNC Lathes may not boast the latest technological advancements, but their combination of speed, accuracy, and capabilities make them a great investment for many manufacturers. For those who appreciate the qualities of a classic machine tool and are willing to perform necessary maintenance, the Dual Turn 20 is a perfect choice. Its versatility extends across industries, and its high productivity and reliability make it a worthy addition to any workshop.

1993 mazak dual turn 20 cnc lathes

What is CNC Turning

CNC turning is a process that involves using computer numerical control (CNC) machines to shape and finish various materials, such as metals and plastics, into desired shapes and sizes.
This process is typically used in the manufacturing industry to produce precision parts and components for a wide range of applications, including automotive, automation, aerospace, medical, machinery, and industrial.

CNC Turning service

Asianstar Professional CNC Turning Service

Asianstar CNC turning Service offers precision machining for a wide range of materials, including metals, plastics, and composites. With high level facilities and skillful operators, we can produce high-quality parts with tight tolerances and intricate designs.

Our CNC turning capabilities allow us to produce parts with diameters ranging from 0.5 mm to 480mm and lengths up to 450mm. We offer both single and multi-axis turning, as well as live tooling options for added complexity and accuracy.

We use proven processes and quality control measures to ensure that every part we produce meets our clients' specifications and expectations.

Whether you need a single prototype or high-volume production runs, our CNC turning service can provide the precision and reliability you need to get your project completed on time and on budget.

CNC Turning service

Components Sizes of Asianstar CNC Turning Service

Unit (mm) Min Max
Out Diameter 0.5 480
Inner Diameter (Hole) 0.3 465
Length 1.0 450
Groove Diameter 0.4 above
Thread M1.2 above

Components Tolerance of Asianstar CNC Turning Service

Unit (mm) Tolerance according to sizes
Height Tolerance Diameter Size 0.5 to 3 3 to 6 6 to 30 30 to 120 120 to300 300 to480
Tolerance ±0.003 ±0.010 ±0.020 ±0.030 ±0.035 ±0.040
Length Tolerance Length Size 0.5 to 3 3 to 6 6 to 10 10 to 20 20 to 30 30 above
Tolerance ±0.010 ±0.020 ±0.250 ±0.250 ±0.030 ±0.035

Components shape and position tolerance of Asianstar CNC Turning Service

Tolerance Class followed Tolerance (mm)
Straightness and Flatness Verticality Symmetry
10 10 to 30 30 to 100 100 to 300 300 to 1000 1000 to 3000 to 100 100 to 300 300 to 1000 1000 to 3000 to 100 100 to 300 300 to 1000 1000 to 3000
H ±0.015 ±0.02 ±0.03 ±0.05 ±0.10 ±0.15 ±0.02 ±0.025 ±0.03 ±0.035 ±0.02 ±0.03 ±0.04 ±0.05

Capability of Asianstar CNC Turning Service

Type of Turning Machine Diameter Size (mm) Length Size (mm) Productivity (PCS/Month)
Auto Turning Machine Simple Turning Machine Multi Turning Machine Pin Turning Machine Min 0.5 Max 480 Min 1.0 Max 450 200’000/Item


Multiple Machining Processes

Multiple Machining Processes

Asianstar has various machining processes to support different types of components from client, we can choose the best suitable manufacturing solution to carry result in perfect performance and cheap cost

Flexible Custom Service

Flexible Custom Service

With skillful machining technologies, Asianstar is flexible to support clients on different materials and different structures of the components, we also flexible on the components quantities and even assembly

Create Designing for Clients

Create Designing for Clients

Not only producing according to clients drawings, Asianstar also propose the better designing to clients, supporting clients to buildup improved designing or even new generation components

Standard Procedures

Standard Procedures

Asianstar production, as experienced by many years, is strictly following internal Standard Operating Procedures, to make sure the production schedule is smooth and plans are well carried out well without accidents

Standard Procedures

Standard Procedures

Asianstar strictly controlling product quality by system. We start QC controlling from production plan once setting up, to production process by monitoring QC checking and until the final Inspection before packing

Fast Lead-Time Delivery

Fast Lead-Time Delivery

Asianstar strictly control the production processes, teams keep the plan moving ahead according to the procedures, we have internal time management schedule which mostly bring earlier lead-time of delivery

Asianstar: Professional CNC Machining Supplier

From year of 2005, Asianstar Company establish the CNC Machining Factory in Guangdong Province, China.
We mostly provide CNC Turning, Milling, Drilling, Grinding, and Multi Machining processes service on various materials.
With the Belief of becoming a key supplier in the supply-chain of Precision Components, we strictly control our product quality, keep high precision on our components production, buildup the whole-process QC System and submit the satisfaction for every order.
By long term development, we have buildup partnership with world-wide clients, supporting our partners in Designing, Optimizing, Producing and Testing on each type of components.


CNC Turning Service

CNC Turning Service

Our CNC Turning Service provides different sizes of roll shape work-pieces, the diameter range is from 0.5mm to 480mm, reaching tolerance +/-0.003mm.

CNC Milling Service

CNC Milling Service

Our milling machines and CNC centers are able to produce complicated structure part, five-axis devices produce multi-sides at one-time jag which bring high precision result

Sheet Metal Fabrication

Sheet Metal Fabrication

Our Sheet Metal Fabrication provides slicing, punching, bending, welding, painting and assembling for set products, unique tooling for each project to raise production efficiency

Aluminum Extrusion

Aluminum Extrusion

Our Aluminum Extrusion brings clients various shapes of aluminum parts, high efficiency for mass quantity, our precision extrusion mold control tolerance within 0.01mm

Forging Service

Forging Service

For some steel serious products, we apply Forging Service to make out their outer shape and them use CNC devices to start drilling, forming, rolling, cutting, etc.

Finishing Service

Finishing Service

Our Surface Finishing Service uses chemical or electro post-treatments after machining tasks are finished, normally includes Oxide, Anodizing, Passivation, E-Plating, Painting,etc.


  • Q1.Do you support ODM/OEM?

    Yes, we support ODM/OEM, we provide custom-made service for clients or even support clients on designing or improving

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