Are you looking for the best CNC machining service factories in China to bring your project to life? With so many excellent options, choosing the right one can be daunting. In this article, we’ll compare the top CNC machining service factories in China, highlighting their unique strengths and what sets them apart. Let’s dive in and find the perfect partner for your manufacturing needs.

China CNC Machining Prototype | Custom Parts & Rapid …

Product Details: PCBWay offers a full feature custom PCB prototype service with a wide range of capabilities. They accept various file formats including Gerber, .pcb, .pcbdoc, .cam, and .brd. The service includes options for different PCB board thicknesses (0.4mm to 2.4mm), and various types such as rigid, flexible, rigid-flex, metal core, and high-frequency PCBs. The production process involves strict quality control measures including E-Test, Automated Optical Inspection (AOI), X-ray checks, and impedance control. The turnaround time can be as short as 24 hours after Gerber file review and approval[2][3][5].

Pros:
– Quick turnaround time as short as 24 hours
– High-quality substrates and advanced manufacturing technologies
– Strict quality control measures including E-Test, AOI, and X-ray checks
– Affordable pricing with manufacturer direct pricing
– Global coverage with delivery to over 200 countries
– Variety of PCB types and layers available
– User-friendly online quotation and ordering system

Cons:
– Limited customer service hours (9:00 – 18:00, Mon.- Fri., 9:00 – 12:00, Sat., GM…
– Potential delays for larger or more complex orders
– Need to ensure compliance with specific file format and naming conventions

CNC Machining Services in China | Gensun Precision

Product Details: Gensun Precision offers CNC machining services in China, utilizing state-of-the-art CNC technologies for rapid prototyping and low-volume production. The services include CNC milling and turning, capable of producing simple and complex precision machined parts in a broad range of materials such as metals (aluminum, steel, stainless steel, brass, copper) and plastics (POM, PTFE, PC, PEEK, PET), as well as special alloys. The process involves creating a CAD model, converting it to G-code, and using CNC machines to remove material from the workpiece. Gensun serves various industries including aerospace, automotive, electronics, medical equipment, and semiconductor. They are ISO 9001:2015 and ISO

14001:2015 certified, ensuring high-quality and reliable products.

Pros:
– High-quality and reliable products due to highly trained engineers, machinists,…
– Broad range of material options including metals, plastics, and special alloys.
– World-class machine shop with advanced CNC technologies and quality control tool…
– Ability to achieve high precision with tolerances of ±0.05 mm and surface roughn…
– Services complemented by other manufacturing capabilities like 3D printing and i…

Cons:
– No specific cons mentioned on the website, but potential issues could include de…

Top China CNC Machining Service丨Quick, Accurate, Flexible …

China CNC Machining | Service | Quote

Product Details: Xometry’s China CNC Machining service offers high-quality machined parts manufactured in ISO 9001 and ISO 13485 registered facilities. The services include milling, turning, lathe, grinding, and routing with 3-axis, 4-axis, and 5-axis options available. The service can produce both small and large parts. Xometry’s US-based team manages all communication with the Chinese suppliers, ensuring seamless order processing from quote to delivery. The service also includes various finishing options such as standard finish (as-milled), bead blast, tumbled, powder coat, electropolishing, and electroless nickel plating.

Pros:
– High-quality parts manufactured in ISO 9001 and ISO 13485 registered facilities
– Wide range of CNC machining services including milling, turning, lathe, grinding…
– Availability of 3-axis, 4-axis, and 5-axis machining options
– Capability to produce both small and large parts
– US-based team manages all communication with Chinese suppliers
– Various finishing options available
– Duties and tariffs are included in the part price

Cons:
– No finishing certificates provided for parts made in China
– Potential for higher costs and longer lead times for tighter tolerances
– Parts exceeding 600 mm in machinable height require specialized tooling and manu…

CNC Machining Services

Product Details: HLH Prototypes offers precision CNC machining services for rapid prototyping and production. The process involves using computer-controlled machines to carve out shapes from materials like plastic, metal, or wood based on digital designs. HLH utilizes over 50 high-precision CNC mills, lathes, sink and wire EDMs, and surface grinding machines to deliver custom CNC machining for various industries. The services include CNC turning, CNC milling, and EDM (electrical discharge machining). Materials range from soft rubber to hard plastics, and various grades of aluminum to stainless steel. Standard tolerances conform to ISO 2678-1 International Tolerance legislation, with finer tolerances available on request.

Lead times can be as fast as 4 business days, and the minimum order quantity (MOQ) starts at 1 for prototypes and goes up to 100,000 parts for low-volume manufacturing[2][3][5].

Pros:
– High speed and high precision in manufacturing
– Wide range of materials available, including metals and plastics
– Fast turnaround times, with lead times as short as 4 business days
– High tolerance specifications, conforming to ISO 2678-1 standards
– Functionally stronger and superior production quality compared to 3D printing
– Suitable for rapid prototyping, low to mid-volume production, and end-use parts
– Flexible manufacturing solutions tailored to specific project needs

Cons:
– Cost can vary widely depending on material, tolerance, machining hours, and geom…
– Deeper hole drilling may require additional process steps
– May not be as cost-effective for very small or complex geometries compared to ot…

Top 10 CNC Machining Manufacturers and Companies

Product Details: RapidDirect is a CNC machine company in China, established in 2009, specializing in efficiently manufacturing custom parts with complex geometric requirements and high cosmetic needs. The company operates self-owned factories with state-of-the-art machinery, avoiding outsourcing to ensure streamlined production timelines. Services include CNC machining, 3D printing, injection molding, sheet metal fabrication, vacuum casting, and high-end surface finishing. RapidDirect serves diverse industries such as automotive, aerospace, electronics, and robotics. They offer a user-friendly process for customers to upload designs, obtain instant quotes, authorize production, and receive custom parts at their preferred location.

Pros:
– Advanced CNC capabilities and stringent quality checks to ensure high standards…
– Professional Engineering Support with expert service engineers offering advice a…
– Timely production and reliable delivery with robust manufacturing capacity and v…
– Comprehensive services covering every need from rapid prototyping to full-scale…
– Software-driven platform providing instant quotes, automated DfM analysis, and t…

Cons:
– No specific cons mentioned in the provided sources.

China CNC Machining Services – Custom Precision Parts – JTR

CNC Milling Services in China, CNC Precision Machining …

Product Details: IN3DTEC provides CNC Milling services using 3, 4, and 5 axis milling machines. This subtractive manufacturing process involves removing material from a block of raw substrate using a cutting tool mounted on a rotating spindle. The workpiece is rigidly mounted to a table that moves or rotates on different planes, allowing the tool to work at various angles. Sophisticated machines with 5 or more axes enable the machining of complex geometries with high accuracy down to +/-0.01mm. The service supports a wide range of metals including aluminum, stainless steel, alloy steel, and titanium, as well as plastics like Derlin (POM),

PC, and ABS. Various surface finishes are available, such as anodizing, painting, blasting, black oxide, and brushing.

Pros:
– High accuracy down to +/-0.01mm
– Ability to machine complex geometries
– Support for a wide range of metals and plastics
– Multiple surface finish options available
– Fast production time, as fast as 1 day
– Competitive pricing
– ISO9001-2015 certified quality assurance

Cons:
– Machined parts may show visible tool marks if not further finished
– 5-axis machines are larger and more expensive
– Some metals, like stainless steel, have lower machinability compared to aluminum

CNC Machining China Services Precision Machined Parts …

CNC Machining Services

Product Details: Superapid provides various CNC machining services, including CNC turning, CNC milling, wire EDM, and surface grinding. The company uses advanced equipment such as 5-axis milling machines, HAAS 3-, 4-, 5-axis CNC machines, and precision testing tools like the Olympus XRF analyzer and Hexagon CMM. They handle both metal and plastic parts, creating complex internal and external geometries, threads, and 3D shapes. Services include prototyping to mass production, and they support a wide range of materials and surface finishes.

Pros:
– Experienced technical staff with deep experience in handling precision and compl…
– Advanced in-house equipment for production and testing, ensuring high precision…
– Ability to handle both standard-tolerance and super precision machined parts for…
– Fast project turnaround and competitive pricing.
– Comprehensive surface finishing options through partnerships.
– Guaranteed high-quality workmanship and customer service.

Cons:
– High precision requirements can affect the cost, potentially making it more expe…
– Minimum Order Quantity (MOQ) requirements for certain services, such as sheet me…

Comparison Table

Frequently Asked Questions (FAQs)

What kinds of materials can CNC machining services in China work with?

CNC machining services in China can work with a wide range of materials, including metals like aluminum, steel, stainless steel, brass, and copper, as well as plastics such as POM, PTFE, PC, PEEK, and PET. They also handle special alloys like Kovar, Invar, Inconel, and Titanium. This versatility ensures you can get the exact material you need for your project.

How do CNC machining services in China ensure quality and precision?

To ensure quality and precision, CNC machining services in China adhere to strict industry standards. Many of these companies are ISO 9001:2015 certified for quality management and ISO 13485:2016 certified for medical device fabrication. They use state-of-the-art CNC technologies, best-in-class software, and rigorous quality control processes to guarantee that your parts are made correctly and meet your specifications.

What is the typical process for ordering CNC machined parts from a Chinese factory?

The process usually starts with uploading your CAD (Computer-Aided Design) file to the manufacturer’s website. After receiving your file, the manufacturer will provide a design for manufacturability (DFM) analysis and a quote. Once you confirm the order, the manufacturing process begins, and the parts are produced using advanced CNC equipment. Finally, the parts are shipped to you, often with optional finishing services available.

How long does it take to receive CNC machined parts from China?

The turnaround time for receiving CNC machined parts from China can vary depending on the complexity of the parts and the volume of the order. However, many Chinese CNC machining services are known for their fast turnaround times. They often offer rapid prototyping and can deliver parts within days or weeks, thanks to their proximity to major shipping ports and efficient manufacturing processes.

Do Chinese CNC machining services offer custom and specialized machining options?

Yes, Chinese CNC machining services often provide custom and specialized machining options. They offer services like 5-axis CNC machining, custom surface finishes, and the ability to work with difficult materials or special requirements. Companies like 3ERP and Star Rapid involve you in the design and manufacturing process, ensuring your unique needs are met and allowing for quick adjustments as needed.