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CNC Machining Complex Parts Service

CNC machining complex parts delivers precise, high-quality solutions for industries needing intricate geometries, ensuring exceptional accuracy, durability, and efficiency.

DEK specialises in CNC machining complex parts using advanced 3-, 4-, and 5-axis machines, capable of handling intricate designs with ±0.005 mm tolerance. Unlike others, DEK offers flexible volumes, diverse material options, and rapid turnaround, making it the go-to partner for demanding engineering and industrial applications.

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CNC Machining Complex Parts

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Expert CNC Machining Complex Parts for Critical Industries

CNC Machining Complex Parts

Our CNC machining service delivers high-precision parts with tight tolerances, fast turnaround, and reliable quality for industries like aerospace, automotive, medical, and robotics.

Using advanced 3-axis, 4-axis, and 5-axis CNC machines, we can produce prototypes and production runs with accuracy. Our team handles metals, plastics, and special alloys, offering milling, turning, drilling, and surface finishing. With years of experience and strict quality control, our CNC machining service ensures your parts meet exact requirements.

  • Tight tolerance machining
  • Wide material options
  • Rapid prototyping & production
  • Advanced multi-axis equipment
  • Consistent quality control
  • Competitive pricing
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CNC Machining Complex Parts Materials

We offer a wide range of metal and plastic materials for CNC machining complex parts. If you don't see the material you require, please contact us or view our full materials list.

Metals

Alloy Steel
Aluminum
Brass
Bronze
Copper
Mild Steel
Stainless Steel

Plastics

ABS
Delrin
Nylon
PC
PEEK
PEI
PTFE
Alloy Steel

Alloy steel combines superior strength, hardness, and wear resistance, making it ideal for high-performance CNC Machining Complex Parts. It withstands heavy stress and delivers consistent results across complex geometries.

DEK machines popular alloy steel grades such as 4140 and 4340 into gears, shafts, tools, and suspension components, ensuring exceptional fatigue resistance and durability. Our expertise guarantees precision parts that excel in automotive, aerospace, and industrial environments where performance is critical.

Alloys
4140, 4340, 8620, etc.

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Aluminum

Aluminum is lightweight yet durable, offering excellent machinability, corrosion resistance, and thermal conductivity. It is one of the most commonly used metals for CNC Machining Complex Parts due to its strength-to-weight ratio.

At DEK, we specialize in machining aluminum grades such as 6061, 7075, and 5083 to deliver high-quality aerospace brackets, engine housings, heat sinks, and electronic enclosures with unmatched accuracy and efficiency for demanding industries.

Alloys
6061, 7075, 5083, etc.

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Aluminum CNC Machined Parts
Brass

Brass offers excellent machinability, corrosion resistance, and thermal conductivity, making it a preferred choice for CNC Machining Complex Parts. Its ability to achieve tight tolerances with a smooth finish makes it suitable for both functional and decorative applications.

At DEK, we machine brass into connectors, fittings, valves, bushings, and precision instruments. Our advanced processes ensure each part delivers superior performance, durability, and a professional finish for electronics, plumbing, and industrial applications.

Alloys
C360, C260, etc.

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Brass
Bronze

Bronze is valued for its strength, corrosion resistance, and low friction, making it ideal for CNC Machining Complex Parts that must perform under high loads. DEK produces bronze bearings, bushings, marine hardware, and valve parts designed for demanding environments.

With advanced CNC techniques, we achieve precise tolerances and consistent performance. Bronze components from DEK are particularly effective for marine, aerospace, and heavy equipment industries requiring long-lasting wear resistance and reliability.

Alloys
C932, C954, etc.

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bronze-part-cnc-machining
Copper

Copper delivers outstanding electrical and thermal conductivity, making it essential in electronics and energy applications. Its softness requires skilled machining to achieve precision in CNC Machining Complex Parts.

At DEK, we produce copper connectors, RF components, cooling systems, and electrical terminals. Our advanced machining ensures accuracy even in complex geometries. Copper parts from DEK provide high-performance solutions where conductivity, reliability, and durability are critical for industries such as power, electronics, and aerospace.

Alloys
C101, C110, etc.

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copper cnc parts
Mild Steel

Mild steel is strong, versatile, and cost-effective, making it one of the most widely used metals for CNC Machining Complex Parts. Known for its machinability and reliability, it supports a wide range of structural and mechanical applications.

DEK machines mild steel grades like 1018 and 1045 into brackets, frames, shafts, and mounting components. By combining strength and affordability, DEK delivers high-quality steel parts tailored to meet industrial, automotive, and manufacturing needs.

Alloys
1018, 1045, A36, etc.

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Mild Steel
Stainless Steel

Stainless steel provides excellent corrosion resistance, high strength, and durability, making it a premium material for CNC Machining Complex Parts. It is widely used in industries requiring reliable performance in harsh environments.

At DEK, we machine grades such as 304, 316, and 17-4 PH to create aerospace components, surgical tools, marine fittings, and precision housings. Our expertise ensures each stainless steel part achieves the tight tolerances and long-term reliability customers expect.

Alloys
303, 304, 316, 17-4 PH, etc.

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stainless steel cnc part
ABS

ABS is a lightweight, affordable plastic with strong impact resistance, making it an excellent choice for CNC Machining Complex Parts. Its durability and machinability make it popular for prototypes and production components.

DEK machines ABS into enclosures, housings, fixtures, and panels for electronics, automotive, and industrial sectors. With precision machining, DEK ensures ABS parts provide both functionality and cost-efficiency, helping customers achieve reliable performance in large-scale and small-batch applications.

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Marine ABS Parts
Delrin

Delrin, also known as acetal, offers excellent stiffness, dimensional stability, and low friction, making it ideal for moving Machining Complex Parts. It is widely used in applications requiring precision and durability.

At DEK, we machine Delrin into gears, bushings, bearings, and rollers for industrial machinery, automotive systems, and robotics. Our advanced machining guarantees consistent quality, ensuring every Delrin component meets demanding standards for strength and long service life.

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Delrin CNC Parts
Nylon

Nylon is lightweight, strong, and abrasion-resistant, perfect for CNC Machining Complex Parts that require flexibility and toughness. It is widely used in mechanical and industrial applications due to its resilience under stress.

DEK machines Nylon 6 and Nylon 66 into gears, pulleys, seals, and spacers for automotive and aerospace sectors. With advanced CNC processes, DEK delivers precise, durable nylon parts that combine lightweight design with excellent load-bearing performance.

Grades
Nylon 6, Nylon 66

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Nylon Gears
PC

Polycarbonate is transparent, durable, and heat-resistant, making it suitable for CNC Machining Complex Parts requiring clarity and toughness. It maintains impact strength under high temperatures, commonly used in aerospace, electronics, and automotive industries.

At DEK, we machine polycarbonate into protective covers, optical housings, lighting fixtures, and precision enclosures. With advanced machining, DEK ensures polycarbonate parts achieve exact specifications, combining strength, transparency, and reliability for mission-critical applications across multiple industries.

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PC cnc parts
PEEK

PEEK is a high-performance plastic known for its extreme strength, chemical resistance, and ability to withstand high temperatures. It is ideal for CNC Machining Complex Parts used in aerospace, medical, and energy industries.

DEK machines PEEK into implants, seals, structural components, and aerospace parts. With advanced techniques, DEK delivers PEEK parts that perform under the most challenging conditions, ensuring lightweight, reliable, and long-lasting solutions for demanding engineering applications.

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PEEK cncmachined part
PEI

PEI, also known as Ultem, offers excellent mechanical strength, flame resistance, and electrical insulation, making it suitable for CNC Machining Complex Parts. It performs well in high-temperature and high-stress environments.

DEK machines PEI into insulators, housings, and aerospace components. With precision CNC machining, DEK ensures PEI parts deliver consistent reliability and meet strict industry standards, making them ideal for electronics, aerospace, and automotive applications requiring long-term performance.

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PEI CNC Machined Parts
PTFE

PTFE is highly resistant to heat, chemicals, and friction, making it essential for CNC Machining Complex Parts in extreme environments. It is widely used for applications requiring non-stick properties and stability.

DEK machines PTFE into gaskets, seals, insulators, and medical components. With advanced CNC processes, DEK provides PTFE parts that offer durability, chemical resistance, and accuracy, making them indispensable in aerospace, chemical, and industrial processing industries worldwide.

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PTFE CNC Machined Parts

Instant & Accurate Quotes

We will thoroughly review each drawing and provide accurate quotes.
CNC Machining Engineers

We don't use online automated quotation tools, because it is very inaccurate. Online quote platforms rely solely on calculations based on cutting amounts and fixed coefficients, they fail to account for actual processing nuances, such as material deformation after heat treatment, tight tolerance requirements, grinding after heat treatment, etc. Consequently, automated price calculations can lead to inaccuracies, ultimately increasing your costs.

But you can rest assured at DEK!

Our quotations are both cost-effective and accurate because we have a team of professional mechanical engineers who meticulously review each drawing. These engineers boast over 10 years of experience and possess deep expertise in programming, machine operation, post-processing, material properties, and more. Ensure you will get accurate quotes within 6 hours.

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Our Advantages

2300+ Engineers Love Work With Us

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Our Ordering Process

Different from the Internet quote platforms, we produce and complete all the details of your parts in our own factory. Each step is professional and reliable, ensuring you can rest assured.
1
Send RFQ

Send RFQ with 2D/3D drawings and detailed requirements via Email or online form.

2
Review & Quote

Our Engineer team will review every drawing carefully and provide an accurate quote within 6 hours.

3
Confirm Order

Confirm the quote, details and delivery schedule, then sign the contract.

4
Production

Arrange production process, start programming and machining.

5
Quality Control

Strict quality control during production and final inspection.

6
Packaging & Shipping

Pack the parts, attach part identification labels, and start shipping.

Send RFQ 222
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Review & Quote
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FAQ

CNC Machining Complex Parts Buying FAQS

Aerospace, medical, automotive, electronics, robotics, and industrial equipment use them extensively.
Turbine blades, engine housings, surgical instruments, transmission components, and custom robotics parts.
Yes, we provide single prototypes for testing and large-scale production with the same quality.
DEK machines complex parts with tolerances as tight as ±0.005 mm.
Yes, including anodizing, electroplating, bead blasting, and polishing.
Prototypes can be ready in 1–3 days, and production orders typically take within 7 days.

Get An Accurate Quote For Your Next Projects

No matter your project is complicated or simple, no matter is metal or plastic, you will get an accurate quotation within 6 hours.

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TECHNOLOGY OVERVIEW

Knowing CNC Machining Complex Parts

What are CNC Machining Complex Parts?

CNC machining complex parts means making parts with very detailed shapes, strict accuracy, and hard-to-machine designs. DEK uses advanced multi-axis machines to create these parts with high precision, speed, and repeatability. This process can make components that regular machining cannot handle.

Many industries, including aerospace, automotive, medical, and electronics, depend on this service to get reliable, top-quality parts. From early prototypes to full production runs, CNC machining ensures every part meets exact needs and works as expected.

What are the Advantages of CNC Machining Complex Parts?

CNC machining complex parts offers unmatched precision, flexibility, and reliability. It supports a wide range of materials and ensures efficient production without compromising on quality.

  • High-dimensional accuracy
  • Ability to handle intricate geometries
  • Mass production capability
  • Compatible with metals and plastics
  • Consistent quality across all parts
  • Reduced lead times

When Do You Need CNC Machining Complex Parts?

You need CNC machining for complex parts when your project requires very accurate dimensions, detailed shapes, and strong materials.

This process is important for aerospace parts like turbine blades and engine housings, medical tools such as implants and surgical instruments, and automotive parts including transmission components. It is also used in robotics for custom joints and gears, and in industrial equipment for durable machine parts.

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