CNC machined parts highlight high precision, customization

Global SourcesUpdated on 2023/12/01

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Parts are now more accurate in terms of dimensions and can be made according to buyers’ drawings or specifications.

The latest CNC machined parts from China are manufactured with high precision and are easily customizable.

While many are produced via the traditional 3- and 4-axis machining methods, parts that undergo 5-axis machining, or made in five or more dimensions, are increasing in supply. As for tolerance, parts are machined from 0.01 to nearly 0.001mm or tighter.

China-made CNC machined parts come in buyer-specified materials, dimensions and finishes. These can be designed easily, for a number of manufacturers accept buyer drawings made via different computer software in various formats. Some makers also have in-house engineers buyers can consult with for product modifications.

The products in the gallery below have been selected by our Market Analyst for representing trends in CNC machined parts.

5-axis CNC machined part

Company: Danny Yukai Precision IND Co. Ltd

The C05-9642 model from Danny Yukai is a 5-axis CNC machined part with an Ra0.8, Ra0.4 or Ra0.1 finish. Tolerance range is from ±0.01 to ±0.001mm. Material options are stainless, alloy or tooling steel. Each part goes for $2. Danny Yukai has five sets of 5-axis CNC machines at its workshop for producing parts.

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Made via 5-axis CNC machine tools

Company: Jiuhang Precision Co. Ltd

Jiuhang Precision's JH-CNC0031 model is a customized semiconductor part created through 5-axis CNC machine tools. It measures 750mm long. Control method is open-loop. Precision is ±0.10mm. The part lists at $0.50 to $1.

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Flashlight housing

Company: Qingdao Dmetal International Co. Ltd

Qingdao Dmetal offers the F-1022 model, a 5-axis CNC machined or milled part that is good for use as flashlight housing. It is made of aluminum alloy, stainless steel or other buyer-specified materials, and can have a milled, anodized, powder or PVDF coated, shot blasted, wood grain painted, matte or polished finish. A set goes for $47 to $49. MOQ is 500 sets.

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RoHS-certified

Company: Castle International Mfg Co. Ltd

The model CM0401 CNC machined part from Castle International meets RoHS standards. It can undergo turning, milling, drilling and boring. Choices for the finish are black or red anodization or natural. As for materials, the part can come in stainless steel, copper or aluminum. Buyers can specify the dimension and consult with the supplier’s engineers for design improvements. The product is priced at $1.10 to $1.50.

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Aluminum alloy

Company: Shanghai Lingming Precision Parts Co. Ltd

The CNC Machined Parts-11 model from Shanghai Lingming is made of aluminum alloy. Finishing options include shot or sand blasting, polishing, surface passivation, primer painting, powder, ED or Dacromet coating, and chromate or zinc plating. The material and surface treatment can be buyer-specified. Tolerance ranges from ±0.01 to ±0.005. Price is from $3 to $10.

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Black anodized, sandblasted

Company: Xiamen Xinchuanghui Industry & Trade Co. Ltd

The model V-8830 CNC machined part from Xiamen Xinchuanghui underwent anodization and sandblasting. It is priced at $0.40 to $1.30.

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Machined or milled aluminum

Company: Dongguan Jiesheng Hardware Industry Co. Ltd

Dongguan Jiesheng's Cnc Milled Aluminum Part-6679 model has a ±0.01 to ±0.05mm tolerance. The CNC machined or milled part is anodized. It is good for electricals, automotives, medical use, electronics, injection molding, 3D printer parts, engines, generators, household appliances, pressure gauges, switches, solar equipment, smart homes, light aircrafts and outdoor sports equipment. Price is $0.90 to $1.10.

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For telescopic sights

Company: Shenzhen JH Tonda Hardware Co. Ltd

The JHTD-V001 model from Shenzhen JH is suitable as housing for telescopic sights. It is made of 6063 aluminum, and via CNC turning, milling, drilling, tapping or turning-milling machining. The part is anodized. Surface roughness is between Ra1.6 to 3.2. Tolerance is ±0.01mm. For an MOQ of 100 pieces, each goes for $5 to $46.

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Metal gear shaft

Company: Kingdom Metal Manufacture (Shenzhen) Co. Ltd

Kingdom Metal's model KD-102905 metal gear shaft is made through a CNC lathe. Material can be SUS304 stainless steel or brass. The finish is passivated. The part has a tolerance of 0.02mm. It is listed at $1.25 to $1.33. MOQ is 100 pieces.

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Machined, ground, heat-treated, customized

Company: Liyang Hengyu Machining Co. Ltd

The Machining-014a-4 model from Liyang Hengyu is a customized carbon steel pump part that has undergone machining, precision grinding and heat treatment. It has a roughness of 0.63 and tolerance ranging from ±0.05 to 0.10mm. The part is quoted at $0.60 to $0.65. MOQ is 10 pieces.

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RoHS-compliant

Company: Dongguan Xianghe Hardware Products Co. Ltd

Dongguan Xianghe's model Xianghe 3047 CNC machined part meets RoHS standards. It can come in aluminum, brass, bronze, copper, stainless steel, carbon steel, POM or other materials. The part can undergo degreasing, plating, anodization, hardening, polishing, silk printing, dusting, painting or passivation. Edges and holes have no burrs and scratches. For an MOQ of 100 pieces, each is priced at $0.90.

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CNC-turned, -milled brass part

Company: JNE Co. Ltd

JNE's JNE-CMT-015 model is a 3- or 4-axis CNC-turned and -milled brass part. Other material and plastic options are available. The supplier also offers preformed parts. The CNC-turned and -milled part lists at $0.80 to $1.50 per set. MOQ is 3,000 sets.

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0.01 to 0.05mm tolerance

Company: Dongguan Hongyan Hardware Co. Ltd

Dongguan Hongyan's Cnc Parts-4998 model has a tolerance of 0.01 to 0.05mm. It is made of aluminum alloy, but can also come in stainless steel, steel, brass, iron, bronze or buyer-specified materials. The surface can be zinc-, nickel-, chrome-, silver- or gold-plated. The CNC machined part goes for $0.50 to $3. MOQ is 500 pieces.

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CNC-turned brass sensor

Company: Dongguan Yongfei Hardware Product Co. Ltd

Dongguan Yongfei's model YF492019 brass sensor has a tolerance of ±0.01 and a 1/8in BSPT thread. It is degreased. The part is made via CNC turning. For an MOQ of 200 pieces, each goes for $0.50.

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Steel, copper or other materials

Company: Qingdao Hilien Machinery Co. Ltd

This CNC20043-2832 model from Qingdao Hilien is a CNC precision turned flange that is available in steel, copper or other materials. The minimum order required is 200 pieces.

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Stainless steel, brass or aluminum

Company: Dongguan Yanghai Industrial Co. Ltd

Dongguan Yanghai offers the YH-C model, a part made of stainless steel, brass or aluminum. It can be cut, stamped, bent, welded, etched, laser- or wire-cut via CNC and other machines. For the surface finish, buyers can choose from powder coating, anodization, chrome, zinc or nickel plating, galvanization, polishing, printing, silkscreening or specify the treatment.

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Sandblasted, anodized

Company: GiSan Technology Ltd

Gi San's model GS-CNC-368 CNC machined part is sandblasted and anodized. It is produced through 4-axis CNC machining. Material options are aluminum, brass, bronze, copper, plastic and hardened metals. The part is quoted at $1 to $5. MOQ is 100 pieces.

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CNC machined aluminum alloy

Company: Dongguan Gensun Precision Machining Co. Ltd

Dongguan Gensun's model JL666 CNC machined aluminum alloy part is made via milling and turning. Logos can be laser engraved or screen printed on it. The customizable part goes for $1.

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11 to 20Mpa strength

Company: Jilin Carbon Import and Export Co.

The UHP-GE-600*2400 model from Jilin Carbon is a graphite electrode with nipples. It has a flexural strength of 11 to 20Mpa. Resistivity is 4.5-5.5 μΩ.m. Bulk density is 1.66g/cbm. Price is $5,800 per container.

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Toy handle

Company: Synergy Precision Manufacturing (Dongguan) Ltd

Synergy Precision SPM-006-8061 model is an ABS handle for children’s toys. It is created through injection, CNC, auto lathe, milling or stamping machines. Materials and dimensions can be buyer-specified. This plastic part goes for $0.50 to $0.80. MOQ is 2,000 pieces.

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For Husqvarna Partner, Chainsaw Walbro

Company: Kingama Power Machinery Co. Ltd

Kingama's RT100HSP350 model is a replacement carburetor for the Husqvarna Partner 350, 351, 370, 371 and 420, and Chainsaw Walbro 33-29 series. The minimum order required is 100 pieces.

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For elevator parts

Company: Ningbo Jindler Electro-Mechanic Co. Ltd

Ningbo Jindler's model JD89628 synchronization roller is suitable for elevator parts. It goes for $0.833. MOQ is 500 pieces.

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Flexible

Company: Shanghai Shine Transmission Machinery Co. Ltd

This flexible tire coupling, the F40~F250 model, is from Shanghai Shine. It absorbs misalignment stress and vibration to protect the shaft and machine it is attached on. The rubber used for this product is fire-resistant. The coupling goes for $20. MOQ is 10 pieces.

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High air flow, dust-resistant

Company: Wenling Xuanda Machine & Electrical Co. Ltd

Wenling Xuanda's model YWF4E-200 600MM axial fan cools with high air flow and does not get dusty. It works with low noise, and is suitable for air conditioning, purification and refrigeration and other applications. The fan’s components are molded. The product is quoted at $71.84.

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