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High Precision CNC Turning Service
DEK’s CNC turning services can quickly produce affordable precision cylindrical parts with tolerances as tight as +/-0.005mm. Using the latest lathes and skilled CNC turning processes, we can produce custom prototypes and end-use production parts in as fast as 1 day.
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High Quality CNC Turning Services
At DEK, we provide high-precision CNC turning services to you in a wide range of industries including aerospace, automotive, medical, electronics, and more. We use the latest multi-axis lathes to manufacture complex cylindrical components, producing parts with tolerances of up to +/-0.005mm and diameters up to 16.9685 inches (431 mm).
We can also process more than 50 metals and plastics, including aluminum, stainless steel, bronze, mild steel, alloy steel, brass, titanium, nylon, acrylic, and PTFE. Our CNC turning processes include pinning, grooving, cutting, facing, threading, forming, drilling, knurling, tapping, broaching, and boring. In addition, whether it is a single prototype or tens of thousands of parts, DEK can produce the products you need for your project on demand to the highest standards in the industry.
DEK is committed to providing you with high-quality services to ensure part precision, accuracy, and consistency. Our programmers and machinists have extensive experience and advanced turning technology to maximize production efficiency and shorten delivery time. Our machine shop staff strictly follows first article inspection and implements quality inspection throughout the production process to ensure the high quality of parts.
- Tight Tolerance Up to +/-0.005mm
- Save 60% of Costs and Reduced Material Waste
- Prototype Processing Can Be Completed in As Fast Ss 1 Day.
- Make Complex Geometry
- More than 50 metals and plastics are available.
- High Precision and High Concentricity
- ISO 9001:2015丨ISO 13485丨AS9100D
Materials
CNC Turning Materials
Explore a wide range of materials for CNC turning that cater to your specific needs. From metals to plastics, our selection guarantees optimal performance, durability, and precision in every machined part. If you don't see the material you require, please contact us or view our full materials list.
Metals
Aluminum
Alloy Steel
Brass
Bronze
Copper
Inconel
Magnesium
Mild Steel
Stainless Steel
Titanium
Tool Steel
Plastics
ABS
Delrin
Nylon
PEEK
PEI
PET
PMMA
PP
PTFE
PC
PVC
Aluminum
Aluminum is a lightweight, ductile metal that is favored in CNC turning for its good strength-to-weight ratio, ease of machining, corrosion resistance and excellent thermal conductivity.
At DEK, we specialize in machining all types of aluminum, including 6061 and 7075, and our precision services ensure high-quality parts for industries such as automotive and aerospace, perfect for fasteners, pistons, connectors and more
Alloy
AL6061, AL6063, AL5083, AL5052, etc.
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Alloy Steel
Alloy steel is a metal with added elements of chromium, nickel, molybdenum, and titanium, making it an excellent material choice for CNC turning. It is widely used in machinery manufacturing, automotive and aerospace for its high fatigue strength, excellent wear resistance, high strength, and good heat treatability.
At DEK, we specialize in machining all types of alloy steels, including 4130, 4140 and 4340. You can get high quality parts such as: crankshafts, connecting rods, sprockets, drive shafts and more.
Alloy
Alloy Steel 1215, 4130,4140,4340,8620,A514 etc.
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Brass
Brass is a copper-zinc alloy that is often used in CNC turning for manufacturing various parts and components due to its corrosion resistance, weather resistance and ease to machine.
At DEK, we specialize in the machining of all types of brass, including 260 and C360, and our high-precision service ensures high-quality parts for industries such as engineering and electronics, and is ideal for electrical connectors, bearings, gears and more.
Alloy
Brass 260, C360, Cz121,etc.
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Bronze
Bronze is a copper-tin alloy with excellent corrosion resistance, electrical conductivity and castability.
At DEK, we specialize in machining all types of bronze, including 544 and 841, and our high-precision service ensures high-quality parts for industries such as manufacturing and construction, perfect for bearings, gears, handrails, connectors and more.
Alloy
Bronze 544, 841, 932,954, etc.
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Copper
Copper is widely used in CNC turning for its excellent electrical conductivity, corrosion resistance, good machinability and ease of processing.
At DEK, we specialize in machining all types of copper, including 101 and 110, and our high-precision service ensures high-quality parts for industries such as electronics, construction and energy, ideal for electronic components, heat sinks, connectors, bushings, piping and more.
Alloy
Copper C101, C110, etc.
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Inconel
Inconel is a high-performance alloy made primarily from nickel, chromium and iron, with small amounts of molybdenum and niobium. It has oxidation resistance, excellent corrosion resistance and high temperature resistance.
At DEK, our high-precision service ensures high-quality parts for industries such as chemical and aerospace, ideal for pipe fittings, seal, heat exchanger, fastener, etc.
Alloy
Inconel 718, 625,600, etc.
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Magnesium
Magnesium is a light metal material with low specific gravity. It is widely used in CNC turning for its mechanical properties, high strength, corrosion resistance and excellent thermal and electrical conductivity.
At DEK, we specialize in machining all types of magnesium, and our precision services ensure high-quality parts for industries such as automotive and aerospace, ideally suited for engine housings, turbine blades, braking systems, radiators, and more.
Alloy
MgAZ318, MgAZ61B,MgAZ91D,etc.
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Mild Steel
Mild steel, with a carbon content of 0.05% to 0.25%, is easy to CNC mill because of its high malleability. In addition, it has better ductility, weldability and malleability than high carbon steel.
At DEK, we specialize in machining all types of mild steel, including 1018 and 1045, and our high-precision service ensures high-quality parts for industries such as construction and automotive, ideally suited for bearings, bushings, molds and more.
Alloy
Mild Steel 1018, 1045, A36, 1215, etc.
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Stainless Steel
Stainless steel is a metal with high mechanical properties that is widely used in CNC turning due to its excellent machinability, good weldability, high ductility and formability.
At DEK, you can machine all types of stainless steel, including 304, 316 and 410, and our high-quality service ensures high-precision parts for industries such as construction, chemical and medical, perfect for bearings, bushings, gears and more.
Alloy
Stainless Steel 301, 303, 304, 304L, 316, 316L, 410,etc.
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Titanium
Titanium is a popular material in cnc turning. It is widely used in medical, aerospace, automotive, and electronics due to its excellent strength-to-weight ratio, low density, corrosion resistance, and good biocompatibility.
At DEK, we specialize in machining all types of titanium, including Grade 2 and Grade 5. You can get high-precision titanium parts such as: airplane fuselage structures, artificial joints, air intake valves and more.
Alloy
Titanium Grade 1, Grade 2, Grade 5, etc.
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Tool Steel
Tool steel is a specialty steel used in CNC Machining to make tools and dies. With high hardness, good toughness, wear resistance and corrosion resistance.
At DEK, we specialize in machining all types of tool steels including A2, A3 and D2.Our high precision service ensures high quality parts for industries such as manufacturing, automotive and aerospace, perfect for stamping dies, engine parts, bearings, gears, cutting tools and more.
Alloy
Tool Steel A2, A3, D2,S7, etc.
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ABS
ABS is an engineering plastic commonly used in CNC turning and is well suited for structural applications. It is commonly used in electronics, automotive and medical due to its excellent impact resistance, adequate strength and stiffness, ease of processing, and chemical resistance.
At DEK, you can get high quality and cost-efficient parts such as: electronic housings, instrument panels, structural components, medical supports and more.
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Delrin
Delrin, also known as polyoxymethylene (POM), is a high-performance plastic commonly used in CNC turning with high hardness and rigidity, low coefficient of friction and wear resistance.
At DEK, our precision machining delrin services ensure high quality parts for industries such as automotive and electronics, ideal for plain bearings, gears, pump bodies, handles and more.
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Nylon
Nylon, also known as polyamide, is a common multi-performance engineering plastic that is widely used in mechanical engineering, automotive, electronics, and medical due to its high strength and abrasion resistance, low moisture absorption, chemical resistance, and excellent processability.
At DEK, we specialize in machining nylon, you can get high quality parts such as: bearings, gears, gaskets, brackets and more.
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PEEK
PEEK (polyether ether ketone) is a high-performance polymer with good mechanical properties, chemical properties, temperature resistance and excellent insulating properties.
At DEK, our precision turning PEEK services ensure high quality parts for industries such as automotive, chemical and aerospace, ideal for cylinder heads,seals, electrical insulation parts, connectors, impellers and more.
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PEI
PEI, known as polyetherimide, is a high-performance engineering plastic that is widely used in medical, automotive, and aerospace because of its excellent high-temperature resistance, high strength and stiffness, chemical resistance, and excellent insulating properties.
At DEK,you can get top quality parts such as: bearing housings, surgical instrument housings, hoods, automotive light covers and more.
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PET
PET, known as Polyethylene Terephthalate, is a thermoplastic engineering plastic commonly used in CNC turning. It is widely used in packaging, textile, electronics, and medical due to its good transparency, abrasion resistance, corrosion resistance, and ease to machine.
At DEK, you can get high precision turned parts such as: packaging containers, socket housings, gears, bearing housings, and more
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PMMA
PMMA, known as polymethyl methacrylate or acrylic, is a transparent, wear-resistant, easy to machine and good optical transmission of engineering plastics. It is widely used in optical, architectural, medical and advertising exhibitions, and is often used to replace glass in the manufacture of transparent parts.
At DEK, you can get excellent parts such as: headlight covers, signage, display racks, transparent containers and more.
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PP
PP, known as polypropylene, is a general purpose plastic that is easy to process. It is commonly used in CNC machining due to its low density, impact resistance, chemical resistance, machinability and heat resistance.
At DEK, our precision services ensure high-quality parts for industries such as medical and automotive, making it an ideal material choice for medical syringes, automotive interiors, and electronics housings.
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PTFE
PTFE, or polytetrafluoroethylene, also known as Teflon, is a high-performance polymer. In CNC turning, it is commonly used to manufacture parts of various complex shapes due to its excellent high temperature resistance, non-stick properties, corrosion resistance, good insulation and abrasion resistance.Moreover, it is widely used in chemical, mechanical engineering, medical and aerospace.
At DEK ,you can get high precision machining teflon parts such as: gaskets, sealing rings, bearings, valve fittings and more.
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PC
PC, known as polycarbonate, is a common and versatile thermoplastic engineering plastic. It is widely used in electrical, automotive, construction and medical due to its high strength, excellent transparency, heat and chemical resistance.
At DEK, you can get high precision turned parts such as electronic equipment housings, LED lampshades, automotive lampshades and more.
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PVC
Polyvinyl chloride (PVC) is a common plastic that is easy to process. It is popular for CNC machining due to its excellent weather and chemical resistance, good mechanical properties and corrosion resistance.
At DEK, our precision services ensure high-quality parts for industries such as construction and packaging, making it the ideal material choice for PVC flooring, PVC wall panels, PVC boxes, and medical packaging
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Surface Finishing
CNC Turning Surface Finishes
Elevate your CNC turned components with our array of surface finishes. From mirror-polished to textured options, our finishing touches ensure your parts not only meet but exceed your aesthetic and functional expectations.
Anodizing
Anodizing is an electrochemical process that enhances metals' corrosion resistance, durability, and appearance, particularly aluminum.
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Black Oxide
Get functional and aesthetic benefits in one with Black Oxide surface finishing. It's a matte black finish that also adds protection to metals, reducing corrosion and wear over time.
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Bead Blasting
We can effectively remove rust, paint, scale, and other contaminants from various surfaces using bead blasting. Get a uniform and matte finish on surfaces to enhance the aesthetic appeal of […]
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Polishing
We enhance the visual appeal of components by providing a smooth and reflective finish with our polishing services. Polished surfaces can also serve as excellent bases for coatings, providing better […]
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Electropolishing
Electropolishing enhances the corrosion resistance of metal by removing impurities and creating a clean, passive surface.
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Heat Treatment
Improve the physical and mechanical properties of materials through heat treatment. Improve hardness, increase strength, enhance toughness, stress relief, and more.
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Passivation
We form a thin, inert layer on the material's surface that protects it from environmental factors that could lead to corrosion. Passivation is commonly used in metals like stainless steel […]
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Laser Marking
We provide high precision and accuracy, enabling intricate designs, fine details, and small text to be marked clearly on a wide range of materials, including metals, plastics, glass, ceramics, and […]
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Electroless Nickel Plating
DEK offers electroless nickel plating’s adjustable hardness levels, can be engineered to be non-magnetic, adheres tightly to substrates, and the thickness is precisely controllable.
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Nickel Plating
A uniform thickness and smooth finish contribute to an aesthetically pleasing appearance and consistent protective qualities. We ensure our process results in materials that can withstand friction and abrasion for […]
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Zinc Plating
The compatibility of zinc plating with various materials adds to its appeal, while its ease of application and established use make it a readily available option.
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DLC Coating
The low friction coefficient of DLC coatings reduces resistance between surfaces, providing durability to components like tools and mechanical parts.
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PVD Coating
We offer a wide range of decorative finishes with PVD coating, including various colors and aesthetic effects. This process can also make materials more resistant to wear, abrasion, and scratching.
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Powder Coating
Get a resilient finish that is resistant to chipping, scratching, and fading. Powder coating is your low-cost, eco-friendly finish that has long-term benefits, including reduced maintenance and enhanced longevity
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Media Blasting
We commonly use media blasting in restoration projects to clean and rejuvenate surfaces without causing damage. We can effectively remove years of grime, corrosion, or coatings from historical or vintage […]
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Vapor Polishing
Vapor Polishing-the best technique for polishing the surface of 3D-printed objects, particularly those made with thermoplastics like ABS (Acrylonitrile Butadiene Styrene), helps to reduce layer lines and imperfections, giving the […]
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Vapor Smoothing
Fine details and intricate features of a 3D print can be enhanced through vapor smoothing. We can significantly improve the overall surface finish of 3D printed objects to make them […]
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Tolerance Table
Precision Machining Tolerance Table
| Maximum part size for CNC turning | |
|---|---|
| Part Size Limitations | Metric units |
| Maximum Part Diameter | 431 mm |
| Maximum Part Length | 990 mm |
| Maximum Swing Over the Carriage | 350 mm |
| Maximum Spindle Through-hole | 46 mm |
| CNC Turning Tolerance | ||
|---|---|---|
| Limits for Nominal Size | Plastics(ISO 2768-m) | Metals(ISO 2768-f) |
| 0.5mm*to 3mm | ±0.1mm | ±0.05mm |
| Over 3mm to 6mm | ±0.1mm | ±0.05mm |
| Over 6mm to 30mm | ±0.2mm | ±0.1mm |
| Over 30mm to 120mm | ±0.3mm | ±0.15mm |
| Over 120mm to 400mm | ±0.5mm | ±0.2mm |
| Over 400mm to 1000mm | ±0.8mm | ±0.3mm |
| Over 1000mm to 2000mm | ±1.2mm | ±0.5mm |
| Over 2000mm to 4000mm | ±2mm |
Tolerances listed here are minimums for an ideal case. Looser tolerances may be required depending on process, material choice, or part geometry.
If you have no detailed requirements for product tolerance, we can follow the following general ISO2768 tolerance table.
Instant & Accurate Quotes
We will thoroughly review each drawing and provide accurate quotes.
We don't use online automated quotation tools, because it is very inaccurate. Online quote platforms rely solely on calculations based on cutting amounts and fixed coefficients, they fail to account for actual processing nuances, such as material deformation after heat treatment, tight tolerance requirements, grinding after heat treatment, etc. Consequently, automated price calculations can lead to inaccuracies, ultimately increasing your costs.
But you can rest assured at DEK!
Our quotations are both cost-effective and accurate because we have a team of professional mechanical engineers who meticulously review each drawing. These engineers boast over 10 years of experience and possess deep expertise in programming, machine operation, post-processing, material properties, and more. Ensure you will get accurate quotes within 6 hours.
PRODUCTION CAPACITY
Production Capacity Guarantee
With perfect production and quality process, you can place your order with confidence.
Advanced CNC Machine Shop
DEK has state-of-the-art lathe equipment, including CNC lathes, vertical lathes, horizontal lathes and mill-turn lathes.
These machines are capable of machining high precision and complex shapes, ensuring that each part meets tight tolerances and precise concentricity. With these state-of-the-art machines, we are able to efficiently produce high-quality parts that meet project requirements.
Quality Control
We strictly implement the quality inspection process, including IQPC, QE and OQC, and use high-precision inspection equipment such as CMM, vernier caliper, micrometer, internal diameter gauge, roundness tester and surface roughness tester for dimensional inspection.
In addition, quality personnel will fully check the appearance to ensure that there are no scratches or burrs. Each component is strictly tested at all stages of production to ensure that the final product fully meets your technical specifications and quality requirements.
Professional Packaging
After cleaning and anti-rust treatment, our turning parts are fixed and protected by appropriate packaging materials according to the size, shape, material, environmental requirements, etc.
Foam plastic and anti-rust paper are usually used for packaging, and then labels are affixed and placed in 5-layer corrugated boxes or wooden boxes, fixed with pearl cotton or bubble film to ensure that the parts are safe and intact during transportation. We will also attach a packing list to the outer box to better distinguish the goods.
Global Shipping
We are committed to providing efficient and convenient global logistics services, and have established solid cooperative relations with many internationally renowned transportation companies.
According to your needs, we will provide you with personalized transportation solutions: for small batch orders, you can choose international express or air transportation services such as DHL, FedEx, UPS, etc., and enjoy a fast and convenient transportation experience; for large volume or heavy orders, we will recommend more economical transportation methods such as sea transportation and trucks.
No matter which transportation method you choose, we will do our best to ensure that your products arrive at the destination safely and quickly
Our Advantages
2300+ Engineers Love Work With Us
Rapid Turnaround
Using state-of-the-art equipment and automated processes, we are able to adjust our production schedules to meet our customers' needs for fast delivery and quality assurance, and you can get high-precision, tight-tolerance parts in as little as 7 days.
Cost-effective
Hiring professionals and using sophisticated first-class CNC equipment to produce parts. DEK has improved production efficiency and reduced production costs at the same time. Purchasing raw materials in large quantities, DEK can effectively reduce your purchasing costs.
Professional Engineer Team
Our engineers and machinists have more than 10 years experience in CNC turning Field. Whatever the simple or complex drawings, you can get diversified solutions from our professional team to meet your needs.
Various Material Selection
As a versatile processing method, CNC turning can flexibly handle the processing of various materials.You can get more than 50 kinds of metal and plastic materials for your project. Our metal materials include aluminum alloy, stainless steel, brass, mild steel and more, and plastic materials include nylon, PEEK, Derlin, PTFE, PET and more.
Custom Surface Finishes
After turning, DEK can handle several kinds of surface finish, for different requirements and use.We can carry out surface roughness treatments, and we can also provide you with type 2 anodizing and type 3 anodizing to improve the corrosion resistance and aesthetics of your parts.
Global Delivery
We have established a good relationship with UPS, FedEX, and DHL courier companies. The global transportation services for your project are available, and you will receive your parts as fast as 3 days.
Fast Response
You can get a quick quote back within 6 hours. Our professional team offers fast CNC turning services and your project will be sent out in as little as 3 days or less.
Scalability Production
From 1 to 100k+, no matter prototype production, low volume manufacturing, or mass production, our CNC turning services can support you to achieve.
Testimonials
Edward E. Beall
United States
Alexei Fischer
United States
Vladimir Popov
Russia
Matthias Schmidt
Romania
Our Ordering Process
Different from the Internet quote platforms, we produce and complete all the details of your parts in our own factory. Each step is professional and reliable, ensuring you can rest assured.
1
Send RFQ
Send RFQ with 2D/3D drawings and detailed requirements via Email or online form.
2
Review & Quote
Our Engineer team will review every drawing carefully and provide an accurate quote within 6 hours.
3
Confirm Order
Confirm the quote, details and delivery schedule, then sign the contract.
4
Production
Arrange production process, start programming and machining.
5
Quality Control
Strict quality control during production and final inspection.
6
Packaging & Shipping
Pack the parts, attach part identification labels, and start shipping.
Send RFQ 222
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Review & Quote
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Confirm Order
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Production
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QC
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Delivery
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FAQ
CNC Turning Services Buying FAQs
With DEK's online quote, you'll receive a CNC Turning quote in as little as 6 hours (usually within 24 hours). Our prototypes can be machined in as fast as 1 day, with normal quantities delivered in 4-7 days!
CNC Milling is mainly realized by rotating and moving the tool on the surface of the workpiece, and is often used to process flat, curved surfaces and complex shapes of parts, such as gears, molds, parts shells and so on. CNC turning is mainly realized by rotating the workpiece and cutting with the tool on the workpiece, and is often used to process cylindrical shaped parts, such as shafts, bearings, threads, etc.
You can get all types of anodizing aluminum, bead blasting,black oxide,electropolishing, heat treatment, nickel plating, zinc plating, DLC coating, PVD coating, power coating and more surface treatments you want from DEK.
DEK has high-precision machining capabilities, with tolerances of +/-0.005mm for metal parts and 0.01mm for plastic parts, with diameters up to 16.9685 inches (431 mm). In addition, you can choose from more than 50 metals and plastics, as well as a variety of surfaces. Use more advanced equipment to process complex shapes to meet your project requirements
The cost of a custom CNC turning project depends on the complexity of your part design, the machining material you choose, the quantity ordered, turnaround time and other factors. Generally, DEK will give more favorable rates for larger quantities. If you would like more information about our CNC turning Service, request an online quote today, or you can send us via our email quote@dekmake.com
DEK employs advanced equipment, skilled technicians, and rigorous quality control to maintain exceptional precision and quality standards.
Yes, DEK caters to both small and large production runs, providing flexible solutions to meet your needs.
Absolutely, DEK has extensive experience in producing prototypes through CNC turning, helping you refine your designs efficiently.
Absolutely, DEK can provide detailed inspection reports, ensuring transparency and accountability in quality control.
We understand that revisions may be necessary. Please communicate any changes promptly, and we will work with you to accommodate modifications during the CNC turning process. Changes may impact lead times and costs, and we will provide updated information accordingly.
Get An Accurate Quote For Your Next Projects
No matter your project is complicated or simple, no matter is metal or plastic, you will get an accurate quotation within 6 hours.
Get A Quote TodayTECHNOLOGY OVERVIEW
CNC Turning Insights
What is CNC Turning?
CNC turning is a machining process where a computer numerical control (CNC) machine rotates a workpiece while a cutting tool removes material to create a cylindrical shape. It's commonly used to produce components like shafts, pins, and bushings with precision and efficiency.
What are the Advantages of CNC Turning?
CNC turning offers high repeatability and the ability to produce complex shapes. It is suitable for various materials used in industries such as aerospace, automotive, medical, electronics, etc. Here are the advantages of CNC Turning:
- Ensures high accuracy in creating intricate shapes.
- Enables efficient mass production, reducing time and costs.
- Suitable for a wide range of materials, including metals and plastics.
- Capable of producing intricate and complex geometries.
- Minimizes manual errors through automated control systems.
When do you use CNC Turning?
CNC turning is commonly used for machining cylindrical parts, creating shapes like grooves and threads. It's suitable for producing symmetrical components and is efficient for mass production of precision parts in industries like aerospace and automotive.
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