get a quote

High Precision CNC Machining Service

DEK offers high-quality, tight-tolerance on-demand CNC machining services using various materials for all types of clients.

With DEK’s Precision CNC machining services, you can get high-precision machining parts quickly and cost-effectively. Our experienced team is committed to delivering quality parts that meet even the most demanding requirements. Get a quote today!

Talk with Experts
Certified by
cnc machining service

introduction

CNC Machining Services for Custom Parts

cnc-machining-service-in-CHINA(1)

At DEK, we offer high precision CNC machining services for all types of clients. Our services are designed to meet the highest standards of precision, quality, and efficiency.

We use state-of-the-art technology and the latest machines to provide our customers with the best results. What’s more, we are proud to offer unparalleled speed and no minimum order quantity (MOQ) on all our services, making it easy to find the perfect solution for your needs. Our services are also much cheaper than the industry standard, making them highly cost-effective.

Whatever your CNC machining needs, DEK is here to help. With our cutting-edge technology and experienced professionals, we guarantee to deliver the perfect solution.

  • Tight Tolerance As +/-0.005mm.
  • Prototype Production Can Be As Fast As 1 Day.
  • Standard Parts Can Be Delivered Within 4-7 Days
  • Provide 50+ Metal and Plastic Materials.
  • Make Complex Geometries Shapes Parts
  • ISO 9001:2015 | ISO 13485丨AS9100D
request a quote

Machining Capabilities

CNC Machining Sub Processes

DEK has a range of precision CNC machining sub-services. Our state-of-the-art equipment for CNC milling, turning, Swiss CNC turning, precision grinding, EDM machining, and gear machining ensures flawless execution of your most intricate projects.

CNC Machining Materials

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

Metals

Aluminum
Alloy Steel
Brass
Bronze
Cast Iron
Copper
Inconel
Invar
Magnesium
Mild Steel
Stainless Steel
Titanium
Tool Steel
Tungsten steel

Plastics

ABS
Acrylic
Delrin
FR4
Nylon
PC
PE
PEEK
PEI
PET
PP
PTFE
PVC
Aluminum

Aluminum is a material widely used in CNC machining and is popular for its low density, strong corrosion resistance, and good electrical and thermal conductivity.

At DEK, we specialize in machining all types of aluminum, including 6061, 7075, and 5083, and our precision services ensure high-quality parts for industries such as automotive and aerospace, perfect for spacecraft housings, radiators, engine casings, and more.

Alloy

AL6061, AL6063, AL5083, AL5052, etc.

Request For Price
Aluminum-part-cnc-machining
Alloy Steel

Alloy steel is a material that changes the properties of steel by adding alloying elements such as chromium, nickel and molybdenum. They have high fatigue strength, wear resistance, excellent machinability and impact resistance.

At DEK, we specialize in machining all types of alloy steels, including 4130,4140 and 4340.Our high precision service ensures high quality parts for industries such as construction and automotive, ideal for steel brackets, wheel bearings, automotive engine parts and more.

Alloy

Alloy Steel 1215, 4130,4140,4340,8620,A514 etc.

Request For Price
alloy-steel-part-cnc-machining
Brass

Brass is primarily an alloy of copper and zinc that offers corrosion resistance, good electrical conductivity and machinability.

At DEK, we specialize in the machining of all types of brass, including 260 and C360, and our high-precision service ensures high-quality parts for industries such as industrial and electronics, and is ideal for fittings, bearings, connectors, radiators and more.

Alloy

Brass 260, C360, Cz121,etc

Request For Price
brass-part-cnc-machining
Bronze

Bronze is a copper-tin alloy with excellent corrosion resistance, electrical conductivityand castability.

At DEK, we specialize in machining all types of bronze, including 544 and 841, and our high-precision service ensures high-quality parts for industries such as manufacturing and construction, perfect for bearings, gears, handrails, connectors, sockets, and more.

Alloy

Bronze 544, 841, 932,954, etc.

Request For Price
bronze-part-cnc-machining
Cast Iron

Cast iron is an iron-carbon alloy that often contains 2% to 4% carbon and small amounts of silicon, manganese, phosphorus and sulfur, and has good mechanical properties that make it easy to machine and cast.

At DEK, our high-precision service ensures high-quality parts for industries such as engineering and construction, ideal for engine blocks, brackets, valves and more.

Request For Price
cast-iron-part-cnc-machining
Copper

Copper is a common metal material in life and is also widely used in CNC machining, featuring a distinctive orange-red appearance, excellent thermal conductivity, high ductility and corrosion resistance.

At DEK, we specialize in processing all types of copper, including 101 and 110, and our high-precision service ensures high-quality parts for industries such as electrical engineering and construction, ideal for transformers, bearings, gears and more.

Alloy

Copper C101, C110, etc.

Request For Price
copper-part-cnc-machining
Inconel

Inconel is a high-performance alloy made primarily from nickel, chromium and iron, with small amounts of molybdenum and niobium. It has excellent corrosion resistance, oxidation resistance and high temperature resistance.

At DEK, our high-precision service ensures high-quality parts for industries such as chemical and aerospace, ideal for pipe fittings, gas turbine blades, turbine disks, etc.

Alloy

Inconel 718, 625,600, etc.

Request For Price
inconel-part-cnc-machining
Invar

Composed primarily of iron and nickel, Inva alloys are highly hard, corrosion-resistant, machinable and castable, making them ideally suited to applications requiring high dimensional stability.

At DEK, our high-precision service ensures the supply of high-quality parts for industries such as aerospace, ideal for making engine valves and molds for large aerostructures.

Alloy

Invar 36, etc

Request For Price
invar-part-cnc-machining
Magnesium

Magnesium is a light metal material with low specific gravity. It is widely used in CNC machining for its high strength, mechanical properties, corrosion resistance and excellent thermal and electrical conductivity.

At DEK, we specialize in machining all types of magnesium, and our precision services ensure high-quality parts for industries such as automotive and aerospace, ideally suited for engine housings, turbine blades, braking systems, radiators, and battery brackets.

Alloy

MgAZ318, MgAZ61B,MgAZ91D,etc.

Request For Price
magnesium-part-cnc-machining
Mild Steel

Mild steel is a type of steel with a low carbon content (0.05% to 0.25%) that offers high toughness, high ductility, good plasticity and easy machinability.

At DEK, we specialize in machining all types of mild steel, including 1018 and 1045, and our high-precision service ensures high-quality parts for industries such as construction and automotive, ideally suited for structural steel plates, body support rods, bearings, and more.

Alloy

Mild Steel 1018, 1045, A36, 1215, etc.

Request For Price
mild-steel-part-cnc-machining
Stainless Steel

Stainless steel is an excellent material choice for CNC machining projects, offering excellent machinability, good weldability, high ductility, corrosion resistance, formability and aesthetics.

At DEK, we specialize in machining all types of stainless steel, including 304, 316 and 410, and our high-quality service ensures high-precision parts for industries such as construction, manufacturing and medical, perfect for safety guardrails, valves, bearings, shafts, medical scanning equipment housings and more.

Alloy

Stainless Steel 301, 303, 304, 304L, 316, 316L, etc.

Request For Price
Stainless-steel-cnc-machining-part
Titanium

Titanium is a widely used material for CNC machining and is popular for its light weight and high strength, excellent corrosion resistance, good biocompatibility, strong fatigue resistance, and ease of machining and molding.

At DEK, we specialize in machining all types of titanium, including Grade 2 and Grade 5. Our high-precision service ensures high-quality parts for industries such as aerospace and shipbuilding, ideal for engine housings, turbine disks, hull structures and more.

Alloy

Titanium Grade 1, Grade 2, Grade 5, etc.

Request For Price
titanium -part-cnc-machining
Tool Steel

Tool steel is a specialty steel used in CNC Machining to make tools and dies. With high hardness, good toughness, wear resistance and corrosion resistance.

At DEK, we specialize in machining all types of tool steels including A2, A3 and D2.Our high precision service ensures high quality parts for industries such as manufacturing, automotive and aerospace, perfect for stamping dies, engine parts, turbine blades and more.

Alloy

Tool Steel A2, A3, D2,S7, etc.

Request For Price
tool-steel-part-cnc-machining
Tungsten steel

Tungsten steel has extremely high hardness and density. It has good resistance to high temperatures, wear and corrosion.

At DEK, we specialize in machining all types of tungsten steel, and our precision services ensure high-quality parts for industries such as industrial manufacturing and aerospace, perfect for jet engine nozzles, aircraft fuselages, grinding stones, grinding wheels, and more.

Alloy

Tungsten Steel YG6, YG8, YG15, YL50, etc.

Request For Price
tungsten-steel-part-cnc-machining
ABS

ABS is a common engineering plastic with excellent mechanical properties (high strength, stiffness and toughness), chemical resistance, abrasion resistance and impact resistance

At DEK, our precision services ensure high quality parts for industries such as automotive and electronics, ideal for engine housings, electronic equipment mounts, decorative panels and more.

Request For Price
ABS-Part-CNC-Machining
Acrylic

Acrylic, also known as polymethylmethacrylate (PMMA), is a popular and versatile material for CNC machining. Due to its high transparency, ease of machining, dimensional stability, abrasion and chemical resistance, it is widely used in the production of parts with high precision, high surface quality and special transparency requirements.

At DEK, our precision machining acrylic service ensures the high-quality parts for industries such as automotive and advertising, such as display panels, lampshades, billboards, retail displays and more.

Request For Price
Acrylic-PMMA-CNC-Machined-Part
Delrin

Delrin, also known as polyoxymethylene (POM), is a high-performance engineering plastic with high rigidity, excellent wear resistance, low coefficient of friction, good chemical resistance and dimensional stability.

At DEK, our precision machining Delrin services ensure high quality parts for industries such as  automotive and electronics, perfect for gears, regulators, connectors, bearings, gaskets and more

Request For Price
Delrin-Part-CNC-Machining
FR4

FR4, a material commonly used in the manufacture of printed circuit boards (PCB), is widely used in the manufacture of circuit boards for electronics, communications, automotive, and aerospace applications due to its excellent heat resistance, electrical resistance, high stiffness, chemical resistance, ease of processing, and flame retardancy.

At DEK, you can get high-precision PCB parts.

Request For Price
G10-FR4-Machined-part
Nylon

Nylon is a versatile synthetic polymer with a combination of properties. These properties include high tensile strength, high stiffness, low coefficient of friction, chemical resistance and heat resistance.

At DEK, our precision machining nylon services ensure high quality parts for industries such as automotive and electronics, ideal for blades, suspension brackets, plug housings, connector bases, bearings, gears and washers.

In addition, nylon has low moisture absorption and dimensional stability, which allows it to maintain consistent performance in environments such as humidity.

Request For Price
Nylon-part-cnc-machining
PC

PC, known as polycarbonate, is a high-performance engineering plastic. With high strength, excellent transparency, heat resistance, chemical resistance and good electrical insulation.

At DEK, our precision service ensures high quality parts for industries such as electronics and medical, including electronic housings, bulkheads, headlamp lenses, medical containers and more.

Request For Price
Polycarbonate-PC-Part-CNC-Machining
PE

PE, known as polyethylene, is a common engineering plastic. It has good chemical stability, excellent electrical insulation, abrasion resistance and machinability.

At DEK, our precision services ensure the supply of high-quality parts for the packaging and medical industries, such as plastic bottles, insulation materials, medical supplies, and more.

Request For Price
Polyethylene-Terephthalate-PET-part-cnc-machining
PEEK

PEEK, chemically known as polyether ether ketone, is a common engineering plastic with excellent high temperature resistance, excellent chemical resistance, good mechanical properties, and low water absorption.

At DEK, our precision machining PEEK services ensure high quality parts for industries such as chemical and aerospace, ideal for engine parts, manufacturing housings, piping,connectors, impellers and more.

Request For Price
PEEK-CNC-Machined-Part
PEI

PEI, known as polyetherimide, is a high-performance engineering plastic. It is known for its excellent high stability, good strength and stiffness, chemical resistance and good insulating properties.

At DEK, our precision services ensure high quality parts for the aerospace and electronics, ideal for spacecraft structural components, electronic cable connectors, automotive light covers and more.

Request For Price
Polyetherimide-PEI-part-cnc-machining
PET

PET, chemically known as polyethylene terephthalate, is a common thermoplastic polymer. It is widely used because of its high tensile strength, good abrasion resistance, good heat resistance, excellent electrical insulation, and excellent fatigue resistance

At DEK, our precision services ensure high quality parts for industries such as packaging and electronics, ideal for screen protectors, electronic housings, medical packaging and more.

Request For Price
Polyethylene-Terephthalate-PET-part-cnc-machining
PP

PP, known as polypropylene, is a general purpose plastic that is easy to process. It is commonly used in CNC machining due to its low density, impact resistance, chemical resistance, machinability and heat resistance.

At DEK, our precision services ensure high-quality parts for industries such as medical and automotive, making it an ideal material choice for medical syringes, automotive interiors, and electronics housings.

Request For Price
Polyproplene-PP-part-cnc-machining
PTFE

PTFE, known as polytetrafluoroethylene, trade name Teflon, is widely used in chemical, medical, and food processing industries due to its excellent high temperature resistance, excellent non-stick properties, corrosion resistance, good insulation, chemical stability, and abrasion resistance.

At DEK, our precision machining PTFE services ensure high quality parts for industries such as chemical and medical, such as pipe linings, medical conduits, food processing equipment parts, and more.

Request For Price
ptfe-teflon-part-cnc-machining
PVC

Polyvinyl chloride (PVC) is a common plastic that is easy to process. It is popular for CNC machining due to its excellent weather and chemical resistance, good mechanical properties and corrosion resistance.

At DEK, our precision services ensure high-quality parts for industries such as construction and packaging, making it the ideal material choice for PVC flooring, PVC wall panels, PVC boxes, and medical packaging.

Request For Price
PVC-part-cnc-machining

Surface Finishes after CNC Machining

Achieve the perfect finish with our post-machining treatments. Explore custom surface finishes that meet your aesthetic and performance needs.
more surface finishes

Tolerance Table

Dimension & Tolerance

Category Metal Plastic
Linear Dimensions 0.005mm 0.01mm
Diameter 0.002mm 0.01mm
Precise Hole 0.002mm 0.01mm
Chamfer Heights 0.01mm 0.01mm
Angular Dimensions 0.5° 0.5°
Straightness 0.002mm 0.01mm
Flatness 0.002mm 0.01mm
Perpendicularity 0.002mm 0.01mm
Symmetry 0.002mm 0.01mm
Concentricity 0.002mm 0.01mm
Parallelism 0.002mm 0.01mm
Wall Thickness 0.3mm 0.3mm
Tolerances listed here are minimums for an ideal case. Looser tolerances may be required depending on process, material choice, or part geometry. If you have no detailed requirements for product tolerance, we can follow the following general ISO2768 tolerance table.

Instant & Accurate Quotes

We will thoroughly review each drawing and provide accurate quotes.

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.

Get Accurate Quote Now

PRODUCTION CAPACITY

Production Capacity Guarantee

With perfect production and quality process, you can place your order with confidence.

Advanced CNC Machine Shop

DEK has a range of advanced equipment, including 3-axis, 5-axis CNC milling machines, high-speed turning centers and drilling machines, precision grinders, EDM machines, laser cutting machines, etc. These machines are controlled by the most advanced computer numerical control systems and are capable of high-precision and complex shape processing, ensuring that each part meets strict tolerances and surface finish. With these advanced equipment, we are able to efficiently produce high-quality parts that meet customer needs.

Quality Control

We follow a strict quality inspection process, including IQPC, QE, OQC, etc., and use CMM, height gauge, projector, plug gauge, pin gauge and other instruments for high-precision dimensional inspection. In addition, our quality personnel conduct a comprehensive appearance inspection to ensure that there are no scratches, burrs, etc. Each component is strictly inspected at each stage of production to ensure that the final product fully meets your technical specifications and quality requirements.

Professional Packaging

We use corresponding packaging solutions for each part to prevent damage during transportation. We label each package so that you can identify its contents without opening it. Once the parts are packaged, we place them in 5-layer corrugated boxes or wooden crates, securing them with pearl cotton to prevent any damage. We also attach a packing list to the outer box.

Global Shipping

We have extensive global transportation experience and have cooperated with many international transportation/express companies to ensure that you can receive the products cheaply and quickly. When quoting, we will conduct a transportation assessment and give you a plan for you to choose: for small quantities, we will use DHL / FedEx / UPS international express or air transportation, and for large volume and weight, we will recommend you to ship by sea, truck, etc.

Our Advantages

2300+ Engineers Love Work With Us

Testimonials

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
This is a block of text. Double-click this text to edit it.
Review & Quote
This is a block of text. Double-click this text to edit it.
Confirm Order
This is a block of text. Double-click this text to edit it.
Production
This is a block of text. Double-click this text to edit it.
QC
This is a block of text. Double-click this text to edit it.
Delivery
This is a block of text. Double-click this text to edit it.

FAQ

CNC Machining Buying FAQs

DEK can provide CNC milling, 3 axis cnc machining, 5 axis cnc machining, CNC Turning, Swiss CNC Turning, EDM machining, Precision Grinding and other services.
We mainly use metal and plastic, among which commonly used metals include aluminum, stainless steel, copper, bronze, tool steel, magnesium, etc. plastic materials include PEEK, acrylic, nylon, Derlin, PVC, FR4, G-10, etc. If you have special material requirements, please let us know and we will find a suitable material for you.
DEK can achieve high precision tolerances, typically ranging from +/- 0.005 mm to +/- 0.01 mm on metal parts, depending on the complexity of the part and material used. Plastic parts are affected by the material and will undergo dimensional changes under different temperature environments, and can achieve tolerance +/- 0.01mm for plastics.
Generally speaking, the delivery time of our CNC machining projects is 4-7 days, the specific situation depends on your order quantity and project requirements. Our prototype production can be completed within one day at the earliest. If your order is urgent, we can also provide you with expedited service. Order production can usually be completed within 3 days.
Yes, we accept small batch orders. There is no minimum order quantity requirement for our orders. According to your order requirements, DEK can produce large-scale production or small batch production. Serving you well is our core purpose.
Yes, DEK encourages submission of prototypes for testing and validation prior to full production to ensure customer satisfaction
Yes, DEK provides various surface treatment options, such as anodizing, black oxide,bead blasting,electropolishing,plating, powder coating, and polishing etc, to enhance the appearance and functionality of machined parts.
DEK has a strict quality inspection process to ensure that all machined parts meet specified requirements and comply with industry standards.
CNC machining is widely used in various industries, such as aerospace, automobiles, medical, jewelry, electric power, construction, etc. In our daily life, CNC machining can be seen everywhere.
Yes, DEK offers attractive bulk discounts for larger production runs. Our pricing structure is designed to accommodate various order quantities.
Yes, DEK provides international shipping and can reach customers worldwide. Please contact us for specific shipping details and costs.

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.

Get A Quote Today

TECHNOLOGY OVERVIEW

Knowledge about CNC Machining

What is CNC Machining?

CNC machining, short for Computer Numerical Control machining, is a manufacturing process we specialize in. It operates on the principle of using computer-controlled machines to shape and cut various materials, including metal, plastic and more.

The principle of CNC machining revolves around the use of computer software and motors to control the movement of cutting tools. These tools can perform a range of operations, such as drilling, milling, turning, and grinding, with high accuracy and repeatability. The computerized control system ensures consistent and reliable results throughout the manufacturing process.

CNC machining finds extensive use across industries and applications. It is employed for creating complex and intricate components, prototypes, and finished parts. The process enables precise customization, quick production, and efficient material utilization. CNC machining is widely utilized in automotive, aerospace, medical, electronics, and many other sectors where accuracy and quality are paramount.

What are the advantages of CNC machining?

CNC machining offers several advantages that make it a preferred manufacturing method. Firstly, it ensures exceptional precision and accuracy, thanks to its computer-controlled operations. This eliminates the potential for human error and allows for consistent and reliable results, even with complex geometries.

Secondly, CNC machining enables efficient and streamlined production processes. It offers faster production times compared to traditional methods, reducing overall project timelines. Additionally, the automation aspect of CNC machining reduces the need for manual labor, resulting in improved productivity and cost-effectiveness.

When will need CNC machining services?

You may need CNC machining services when you require precise and accurate fabrication of custom-designed parts or components. CNC machining is particularly useful when dealing with complex geometries that cannot be easily achieved through manual methods. It ensures consistency and high-quality results, making it suitable for projects that demand precision.

Additionally, CNC machining is advantageous when you need fast and efficient production. Whether you require prototypes, small batches, or large-scale manufacturing, CNC machining can accommodate different production volumes. It allows for quicker turnaround times compared to traditional manufacturing methods, making it an ideal choice when time is of the essence.