Custom Ultra High Precision Machined Parts - China Suppliers and Factory for Electronics, Medical, and Semiconductor Applications Suppliers, Product

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As a leading China manufacturer and supplier, our factory is equipped with state-of-the-art machining centers, high-speed milling machines, CNC grinding machines, non-conventional CNC machine tools, and advanced six-axis linkage integrated processing machines. We specialize in developing high-precision hardware products that meet stringent surface quality standards for our clients.

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Our capabilities include processing metal parts with a hardness exceeding HRC58, utilizing a diverse range of materials such as stainless steel, super stainless steel, duplex stainless steel, titanium alloys, nickel-based alloys, cobalt alloys, and copper-nickel alloys.

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These high-quality products find applications across various sectors, including precision electronics, medical equipment, semiconductor manufacturing, inspection instruments, and optical technologies. Trust our China factory to deliver exceptional products tailored to your specific needs.

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Product Description

Products Features

🎯
Ultra High Precision

By using multi-axis CNC machines (such as 5-axis machining centers), precise tolerances of ±0.005mm can be achieved. In some cases, the precision even reaches 0.0025mm.
A strict quality inspection system ensures that the key dimensions meet the requirements of high-end fields such as healthcare and aerospace.

🧱
Material Diversity

Support processing of various materials such as stainless steel, aluminum alloy, titanium alloy, copper and engineering plastics.
The surface treatment process (such as passivation) can be selected according to the requirements to enhance performance.

⚙️
Complex Structure

By using multi-axis linkage technology, complex geometric shapes can be processed, such as those for medical devices and components of unmanned aerial vehicles.

🏭
Industry Compatibility

Widely applied in fields such as precision instruments, automobiles, communication equipment and automated machinery.


Application Fields

Precision machined parts, with their micrometer-level precision and the ability to process complex geometries, play a crucial role in multiple high-tech fields. The core applications of these parts are as follows:

01 Electronic and Semiconductor Equipment
🔬 Lithography Machine Components

The silicon wafer carrier needs a flatness of ≤ 0.1 μm/100mm, processed using a precision grinding method on a granite base.

📡 5G Base Station Filter

Cavity processing accuracy ±0.01mm; complex internal cavity structure is achieved through slow wire electrical discharge machining.

02 Medical Devices and Biotechnology Engineering
🦾 Surgical Robot Joint

Made of 316L stainless steel, precisely processed with a mating clearance of ≤ 10 μm, ensuring smooth movement.

🦴 Implantable Device

The surface of the artificial joint needs mirror-polishing (Ra ≤ 0.2 μm) to reduce tissue friction. The material is cobalt-chromium alloy.

03 Automobile and New Energy Field
⚡ Electric Drive System

The motor shaft is made of carburized steel 20CrMnTi, with gear shape accuracy reaching DIN 6 level, reducing transmission noise.

🔋 Hydrogen Fuel Cell Bipolar Plate

Flow channel depth tolerance ±0.02mm, achieved through ultra-precise stamping for micrometer-level sealing.

04 Aerospace and Defense Industry
✈️ Aircraft Engine Components

Turbine blades and fuel nozzles meet geometric tolerances of ≤ 5 μm, surface roughness of Ra ≤ 0.4 μm. Complex curved surfaces formed through five-axis CNC processing.

🚀 Missile Guidance System

Inertial navigation components (e.g., gyroscope mounts) ensure micrometer-level coaxiality through precise turning. Materials are mostly titanium alloy TC4.


Frequently Asked Questions

Q What level of precision can your CNC machined parts achieve?

Our multi-axis CNC machining centers can achieve tolerances of ±0.005mm as standard, and in demanding applications — such as aerospace or semiconductor equipment — precision can reach as fine as 0.0025mm. Every part undergoes a strict quality inspection process to verify all critical dimensions.

Q What materials can you work with for precision machining?

We support a wide range of materials including stainless steel (e.g., 316L), aluminum alloy, titanium alloy (e.g., TC4), copper, cobalt-chromium alloy, carburized steel (e.g., 20CrMnTi), and various engineering plastics. Surface treatments such as passivation and mirror polishing are also available to enhance part performance.

Q Can you machine complex geometric shapes and internal structures?

Yes. Using 5-axis CNC machining centers and multi-axis linkage technology, we are capable of producing highly complex geometries, including internal cavities, curved surfaces, and fine channels. Techniques such as slow wire electrical discharge machining (EDM) are used for intricate internal structures like 5G filter cavities.

Q Which industries do your precision machined parts serve?

Our precision parts are used across a broad range of industries, including electronics and semiconductor equipment, medical devices and biotechnology, automotive and new energy (EV and hydrogen fuel cells), aerospace and defense, precision instruments, communication equipment, and industrial automation.

Q Are your parts suitable for use in medical implants or surgical devices?

Yes. We manufacture parts specifically designed for medical applications, including surgical robot joints with mating clearances of ≤ 10 μm and implantable devices with mirror-polished surfaces (Ra ≤ 0.2 μm) to minimize tissue friction. Biocompatible materials such as 316L stainless steel and cobalt-chromium alloy are used as required.

Q How do you ensure the quality of parts for aerospace and defense applications?

Aerospace and defense components undergo rigorous quality control, including verification of geometric tolerances (≤ 5 μm), surface roughness (Ra ≤ 0.4 μm), and coaxiality requirements. Five-axis CNC machining and precision turning are employed to meet the strict standards demanded by aircraft engines, missile guidance systems, and other critical applications.

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