Trustworthy precision parts CNC machining and customization lathe machine part

Core Advantages and Technical Characteristics of CNC Machining of Precision Parts

I. The Ultimate Pursuit of Geometric Accuracy and Dimensional Stability

The most significant advantage of CNC machining of precision parts lies in its exceptional geometric accuracy and dimensional stability. Using high-precision CNC machining centers, the dimensional tolerances of parts can be stably controlled within the IT5-IT7 grade, with a positional accuracy of ±0.01mm and a surface roughness of Ra0.2-0.8μm. In the machining of aerospace inertial navigation system bases, the flatness of the mounting surface can be controlled within 0.003mm/100mm, ensuring the installation accuracy of gyroscopes and accelerometers and minimizing navigation errors.

High-precision parts CNC machining and customization lathe machine part

The integrated machining capability for complex surfaces is particularly outstanding. Through five-axis linkage technology, the precision machining of complex curved surfaces can be completed in a single clamping, with a surface contour error ≤0.01mm. For precision fixtures used in aero-engine turbine blades, the coaxiality of complex positioning surfaces and reference surfaces is guaranteed within 0.005mm, and the blade clamping repeatability reaches 0.002mm.

II. Integrated Machining of Complex Structures and Functional Features

CNC machining technology has transformed precision parts from simple geometric shapes into multifunctional integrated components. For example, a precision hydraulic valve body with micro-channels can have its complex internal channels machined in a single operation, with channel diameters of 0.5-3mm, corner radius R0.2mm, and inner wall roughness Ra0.4μm.

Precision machining of micro-features showcases technological prowess. Using micro-milling cutters and high-speed spindles, micro-grooves with a width of 0.1mm and deep holes with a diameter of 0.2mm can be machined into parts, achieving a depth-to-diameter ratio of 20:1. In precision flowmeters, the machining accuracy of the micro-holes in the orifice plate directly determines the flow measurement accuracy, reaching ±0.1%.

Precise realization of complex three-dimensional structures. Through multi-axis linkage and special cutting tools, complex three-dimensional structures such as internal spiral grooves and intersecting hole systems can be machined.

III. Full Utilization of Material Properties

Selecting the most suitable material based on application requirements and fully utilizing its performance through precision machining. High-strength aluminum alloy 7075-T6 is used for lightweight structural components, with a tensile strength of 570MPa and high specific strength; stainless steel 316L is used for corrosion-resistant components with an intact passivation film; titanium alloy TC4 is used for high-performance components with excellent specific strength.

Synergistic optimization of heat treatment and machining. A 0.1-0.2mm allowance is reserved after rough machining, followed by precision machining after heat treatment, eliminating the effects of deformation and ensuring final dimensional accuracy. GCr15 steel raceways for precision bearings have deformation controlled within 0.01mm after heat treatment, and are restored to P4 level accuracy after finishing.

Precise control of surface integrity. An ultra-smooth surface with Ra0.05-0.1μm is obtained through precision grinding and polishing, while simultaneously forming a beneficial residual compressive stress field. Precision shafts used in fatigue conditions have a surface compressive stress layer depth of 0.1mm, increasing fatigue life by more than 3 times.

Company Profile

    We are a manufacturer integrating industry and trade. We have more than 20 years of experience in production technology. We are located in Dongguan City, Guangdong Province, China. We have advanced high-end professional production and processing technology, and are committed to innovative R&D and production. After years of  market tempering and exploration, it has high-quality   technical management personnel, experienced designers, R&D personnel and a   perfect company management system cnc precision.

5-axis CNC workshop

         Our factory has a plant area of about 2,000 square meters and masters core processing technologies. It has high-end precision production equipment cnc precision: CNC lathes, 5-axis CNC, 4-axis CNC, stamping equipment, die-casting equipment, etc. 2.5-dimensional detection equipment ​

two-dimensional testing

cnc precision surface treatment

          For surface treatment, our suppliers have been working with us for many years. They have rich experience and are familiar with all the quality requirements of each other. The quality is stable and more guaranteed. Such as: heat treatment, spray painting, powder coating, blackening, silver/gold plating, electrolytic polishing, nitriding, phosphating, nickel/zinc/chromium/TiCN plating, anodizing, polishing, passivation, sandblasting, galvanizing, heat treatment , hardening, laser marking, etc. according to customer requirements. Aluminum alloy surface oxidation

Product Packaging

Packaging Details

1. Commercial packaging: 1pc/plastic bag + color box +carton + pallet;
2. Industrial packaging: (1). plastic tube + carton + pallet; (2). plastic bag + kraft paper + carton + pallet;
3. According to the requirement of customer.

FAQ

Q1: Where can I get product & price information?

A1: Send us an inquiry e-mail, we will contact you once we received your mail.

Q2: How long will I get the sample?

A2: Depends on your specific items, within 3-7 days generally.

Q3: What kinds of information do you need for a quote?

A3: Kindly please provide the product drawings in PDF, if provide in STEP or IGS will be better.

Q4: What are the payment terms?

A4: We accept 50% as a payment deposit, when the goods are prepared, we shoot photos or videos for your check, and then you can pay the balance. For small quantities, we accept Paypal, the commission will be added to the order. For big amounts, T/T is preferred.

Q5: How to deliver the goods?

A5: We deliver the products by courier company.

Q6: Are you a trading company or factory?

A6: We are factory direct with 17 experienced engineers and more than 50 employees as well approximate 3,000m2 workshop area.

Q7: What shall we do if we don’t have drawings?

A7: Please send your sample to our factory, then we can copy and provide you better solutions. If send us pictures or drafts with dimensions(Length, Height, Width), CAD or 3D file will be made for you.

Q8: Can we get some samples before mass production?

A8: Absolutely yes.

Q9: Will my drawings be safe after sending them to you?