CNC Turning Services

Richconn offers high-quality precision CNC turning services you can rely on, with competitive pricing and quick turnaround times.

Certifications : ISO 9001:2015 | AS9100D | ITAR Registered

Over 60 Certified Materials

Custom Finishes

±0.005mm Tight Tolerance

Lead times from 7 days

Expert CNC Turning Services From China

15,000 Square Meters of Manufacturing Excellence

We provide all services from initial product design and prototype verification to tooling manufacturing and small batch production.

200+ Skilled Employees, 150+ Experienced CNC Technicians

With an experienced and professional team, we ensure that all manufacturing processes are of first-class precision and quality.

100+ Precision CNC Machines and Advanced Equipment

Richconn has five-axis, four-axis, three-axis machine tools and fully automatic vacuum forming machines, with multi-functional and high-precision manufacturing capabilities.

10+ Advanced Testing Instruments

We adhere to strict quality management standards and have passed ISO9001 and EOS certification to ensure the highest level of product quality.

Richconn CNC Turning Capabilities

CNC Lathe Processing Range

Part size limitations	Metric units	Imperial units
Minimum part diameter	2.0 mm	0.0625 in
Maximum part diameter	20 mm	0.75 in
Machining stroke (Z axis)	1000 mm	40 in
Minimum through hole diamete	20 mm	0.75 in
Minimum tolerance	±0.003 mm	±0.0001 in
Maximum Spindle Speed	20000 rpm	-

CNC Turning Tolerances

Limits for nominal size	Plastics (ISO 2768- m)	Metals (ISO 2768- f)
0.5mm~3mm	±0.1mm	±0.05mm
> 3mm~6mm	±0.1mm	±0.05mm
> 6mm~30mm	±0.2mm	±0.1mm
Mi> 30mm~120mm	±0.3mm	±0.15mm
> 120mm~400mm	±0.5mm	±0.2mm
> 400mm~1000mm	±0.8mm	±0.3mm
> 1000mm~3000mm	±1.2mm	±0.5mm
> 2000mm~4000mm	±2mm	-

Surface Finishing Options for CNC Turned Parts

Anodizing

Anodizing enhances corrosion resistance and allows for vibrant color finishes on aluminum parts.

Electroplating

Electroplating adds a thin, protective metal coating to improve durability and appearance.

Polishing

Polishing smooths the surface to achieve a shiny, mirror-like finish for enhanced aesthetics.

Sandblasting/Shot Blasting

Sandblasting or shot blasting processes creates a matte or textured surface by abrasive blasting.

Powder Coating

Powder coating provides a durable, colored finish that resists chipping, scratching, and fading.

Black Oxide Coating

Black oxide coating adds a uniform black finish while improving corrosion resistance and reducing light reflection.

Passivation

Passivation cleans and protects stainless steel by removing surface contaminants and improving corrosion resistance.

Laser Engraving/Marking

Laser engraving or marking creates precise, permanent markings or designs on the surface without affecting the part's integrity.

Heat Treatment

Heat treatment processes can increase the strength and hardness of metals, improving their mechanical properties and durability.

Material Selection for CNC Turning

We can fulfill your requests for parts made of plastic, metal, or composite materials. We can provide you a complete variety of services, from the selection of raw materials to precise processing and final product assembly, thanks to our sophisticated processing capabilities and skilled staff. We have the technical know-how and experience to handle a variety of obstacles and guarantee that every product satisfies the highest quality standards, whether it is a straightforward item or a sophisticated assembly. Our dedication lies in offering you customized solutions that cater to your unique requirements and make you stand out in a crowded market.

CNC turning metal materials

Materials	Alloys
Aluminum (AL)	1100, 5052, 5083, 6061, 6063, 6082, 7075
Stainless Steel (SUS/AISI)	201, 303, 304, 316, 321, 416, 420, 440, 630
Carbon Steel	20#, 45#, P20, 40CR, GCR15, Q235, Q345, Q355
Copper Alloy	H59 Brass, H62 Brass, T6 Red Copper, Beryllium Copper
Others	Nickel Alloy, Titanium Alloy, Magnesium Alloy

CNC turning plastic materials

Materials	Applications
Polypropylene (PP)	Commonly used in packaging, automotive parts, textiles, and reusable containers.
ABS (Acrylonitrile Butadiene Styrene)	Frequently found in automotive components, electronic device housings, and LEGO blocks.
Polyvinyl Chloride (PVC)	Widely utilized in piping, electrical cable insulation, flooring, and medical devices.
Polyurethane (PU)	Employed in insulation materials, automotive interiors, furniture, footwear, and industrial items.
Teflon (PTFE)	Often applied in non-stick cookware, sealing materials, gaskets, and electrical insulation.
Nylon (PA)	Utilized in the production of automotive components, industrial machinery parts, textiles, and consumer products.
Polycarbonate (PC)	Used in protective gear, automotive parts, medical devices, and lenses for eyewear.
Polyether Ether Ketone (PEEK)	Preferred for aerospace, automotive, medical implant, and electronic applications due to its high performance.
Acrylic (PMMA)	Commonly used in optical lenses, signage, windows, and aquarium panels.
Polyphenylene Sulfide (PPS)	Typically found in automotive parts, electrical components, and industrial uses.
Bakelite (PF)	Popular in electrical insulators, radio casings, and vintage kitchenware.
Polyoxymethylene (POM)	Often used for precision components like gears, bearings, and fasteners due to its dimensional stability.

What is CNC Turning?

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CNC turning, is a machining process used to create cylindrical or conical parts by rotating the workpiece while a cutting tool moves along the workpiece to remove material. This process is highly automated, controlled by computer programs, and is precise and efficient. CNC turning is widely used in industries such as aerospace, automotive, medical and manufacturing where precision and consistency are critical. It offers many advantages, including high precision, efficiency and the ability to produce complex parts with relative ease. CNC turning is a versatile and cost-effective method of producing cylindrical parts and is an integral part of modern manufacturing processes.

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The benefits of CNC turning

Precision and Accuracy: CNC turning machines are capable of producing complicated pieces with tight tolerances due to their high levels of precision. As a result, the quality stays constant throughout.

Efficiency: CNC turning has a great degree of efficiency, particularly when creating big quantities of parts. The automated procedure minimizes human mistake while cutting down on production time.

Versatility: Metals, polymers, and composites are just a few of the materials that CNC turning can be used to produce. Additionally, it can handle intricate features and shapes that manual turning would be difficult or impossible to accomplish.

Cost-Effective for High Volumes: CNC turning is a more economical solution than manual machining for bulk production because it minimizes labor expenses and material waste.

Automation and Flexibility: CNC turning machines enable continuous output by operating for extended periods of time without human supervision. Additionally, they are easily reprogrammable for various jobs, which increases process flexibility during production.

Negative aspects of CNC turning

High Initial Investment: The purchase of gear, software, and training for CNC turning machines is a major upfront cost. Low-volume production or small enterprises may find this to be a problem.

Intricacy and Upkeep: CNC devices are intricate devices that necessitate consistent upkeep to guarantee peak efficiency. It might be expensive to have downtime for maintenance or repairs.

Material Waste: Although CNC turning is quite accurate, it can nevertheless result in a large amount of material waste, especially when working with solid blocks of material.

Requirements for Skill: CNC machines lessen the need for human work, but they still need programmers and operators with the know-how to solve problems and comprehend the software.

Restricted by Size and Geometry: Cylindrical or symmetrical pieces are usually the best candidates for CNC turning. More steps or different kinds of CNC machines can be needed for geometries that are more complicated.

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Applications Of CNC Turning Parts

CNC machining turning is embodied in a wide range of industries, from our common daily necessities (pots, pans, bowls, cooking utensils) to a variety of aerospace parts, from automobiles, ships, construction machinery, agricultural machinery, telecommunications, electronics and other industries. The basic finished products can be processed by CNC.

Daily necessities, especially small household appliances, such as commonly used metal cutting tools and tableware, are especially suitable for some processes to adopt CNC numerical control processing because of their large quantity and standardized processing requirements. In particular, we can provide automatic feeding and reclaiming processing, which greatly improves efficiency and reduces the cost.
The parts and components of the automobile industry have the characteristics of high volume and strict requirements. The contemporary automobile has a great rate of resistance to the improvement of automation efficiency in the manufacturing process and the decline in cost. NC machining is applied to all processes of the automobile industry, including engines, gearboxes, shafts, and other parts of all models of trucks, cars, and off-road vehicles.
Most mechanical parts of engineering, agricultural machinery, and other machines use CNC processing technology, including various shafts, valves, crankshafts, connecting rods, seals, and other parts.
Due to their large quantity and high precision requirements, communications and electronics have a wide range of CNC machining applications, from communication base station radiators to daily mobile phone cameras, watch casings, non-standard automated manufacturing equipment parts, etc. Chinese CNC turning companies are concentrated in the Pearl River Delta and Yangtze River Delta. We have both labor and supply chain advantages in Shenzhen to provide customers with fast and high-quality processing technology services.