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"EDM wire cutting is an advanced non-contact machining method that makes it possible for all your designs of complex and micro-precise parts."

Process Introduction

High Precision and Accuracy

Able to achieve very strict tolerance requirements, typically in the micron or even sub-micron levels.

Material Diversity

Suitable for a variety of materials, including metals, plastics, ceramics, and composites, etc. We usually determine the best processing solution after understanding the customer's needs.

Capability of Complex Geometric Shapes

Guochanghong Precision Processing Services can produce complex and delicate parts that are difficult or impossible to achieve with other manufacturing methods, better meeting your requirements for precision components.

CNC Precision Machining
CNC precision machining is a computer-controlled manufacturing process that focuses on the ability to consistently replicate specific attributes across a large production volume, ensuring that the
CNC Precision Machining
Our CNC Precision Machining services are tailored to produce intricate and high-precision components. We employ state-of-the-art CNC machinery to create parts that are critical for various
Custom Precision Machining Parts
Our Custom Precision Machining Parts services cater to the unique needs of our clients, offering tailored solutions for precision components. Whether you require a single prototype or a batch of
The Revolution Of Precision Machining
In today's rapidly advancing manufacturing industry, precision machining has emerged as a groundbreaking technology that defines and redefines the scope of manufacturing processes.

Advantage

Superior Precision and Accuracy

We possess state-of-the-art precision machining equipment and technology, capable of meeting the high-precision demands of our customers. Our machining accuracy can reach micron or even sub-micron levels, ensuring that our products meet stringent tolerance requirements.

Node 1

Material Processing Diversity

We are equipped to handle a wide range of materials, including metals, plastics, ceramics, and composites. We tailor the best material and processing solutions based on our customers' specific needs to ensure material performance and processing quality.

Node 2

Capability of Complex Geometric Shapes

Our advanced CNC machines and highly skilled engineers are at the heart of what we do, enabling us to produce complex and intricate parts that are difficult or impossible to achieve with other manufacturing methods. This capability gives us a competitive edge when customizing complex parts for our clients.

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Strict Quality Control and Customized Services

Our commitment to quality is ingrained in our culture. From machine tool calibration to tool selection, from workpiece positioning to processing parameter settings, we implement rigorous monitoring and control. Additionally, we provide customized services to cater to our customers' unique requirements, ensuring product quality and customer satisfaction.

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Application Industry:

1.Aerospace industry
2.Automotive manufacturing
3.Medical equipment
4.Robotics
5.Consumer goods
6.…

Material:

1.Aluminum
2.Stainless steel
3.Steel
4.Brass
5.Titanium alloy
…

Cooperation process

01/

Demand Confirmation:
Communicate with the customer to understand their needs and provide professional advice.

02/

Solution Quotation:
Develop a plan based on the requirements and provide a detailed quotation.

03/

Contract Signing:
Confirm the plan and quotation, and both parties sign the contract.

04/

Production Preparation:
Prepare the materials and equipment, and train the operators.

05/

Machining Production:
Perform CNC cutting according to the contract requirements.

06/

Quality Check:
Conduct quality checks after production and have the customer accept the goods.

07/

Delivery and After-sales:
Deliver the product and provide after-sales service.

08/

Settlement and Feedback:
Settle with the customer after delivery and collect feedback.

What Is Precision Machining

Precision machining is the process wherein the raw material is removed an object to create a smaller, finished product utilizing cutting machines, software applications, and human engineering to meet very exacting specifications. Can often assist with minor modifications during the prototyping process to meet design and/or industry standards.

Advantages of Precision Machining

1. Low Error
By using CNC machines, once the correct specifications are keyed in, the automated precision machining process takes over. The chances for error is extremely low as compared to human machining. When you outsource this work, you avoid the need to recruit and hire the highly skilled staff needed to run these machines.

2. Less Material Waste
As the core concept of precision machining is subtraction, there is enormous potential for material waste start to finish on a single product. CNC precision machining helps reduce material costs due to wastage human error.

3. Consistent Product Quality
Precision machining via CNC machines leads to consistent output time after time. Consistently producing quality product runs leads to customer confidence and enhances your brand's awareness.

4. Improved Workflow
When looking at how to manage opportunity costs, it's key that engineers' time and skills are spent on actual product development and not tiny design changes. A company that offers contract precision machining services can usually assist with minor modifications during the prototyping process to meet design and/or industry standards.

5. Reduced Turnaround Time
The opportunity exists to improve your existing factory workflow (either with in-house precision machines if you can afford the machine investment and the skilled labor to operate it), or, by using contract machining services. A contract company is experienced in this type of work and have the system in place to get the job done as efficiently as possible.

6. Faster Production Cycles
Being able to offer your product to market faster gives you an edge over facilities that are still using older methodologies. You're also likely to be more flexible with changes due to industry regulations or customer requests.

7. Easier Prototype Testing
Precision machining offers your business an opportunity to explore smaller niche markets with the potential for high returns. Precision CNC machining can allow for a flexible product-development phase as the niche opportunity is determined. If the market has a demand, the machining can be shifted into a full-scale production mode.

Why Choose Us

Rich Experience

Our company has many years of production work experience. The concept of customer-oriented and win-win cooperation makes the company more mature and stronger.

Competitive Price

We have professional sourcing team and cost accounting team, stive to reduce cost and profit and provide you a good price.

Sustainable Development

Establish a good reputation and brand value in the industry, and promote the sustainable, stable, rapid and healthy development of the enterprise.

Advanced Equipment

A machine, tool or instrument designed with advanced technology and functionality to perform highly specific tasks with greater precision, efficiency and reliability.

One Stop Solution

From the begining inquiry and throughout the entire process until you receive the goods. we are dedicated to supporting you every step of the way.

Quality Products

We use only the highest-grade materials and advanced manufacturing techniques to produce products that are reliable, durable, and perform to the highest standards.

What Are The Different Precision Machining Methods And Equipment

There are many different machines and equipment for precision machining due to the wide applications of the process. Various parts require different types of cutting, so a range of cutting tools have been developed.

CNC Milling Machines
CNC milling is a subtractive manufacturing process that uses rotary cutters to remove material from the workpiece. The direction, angle, pressure, and cutting tool speed can vary to create different cutting effects. CNC mills come in many variants, such as bed, box, C-frame, floor, gantry, horizontal boring, knee, planer style, turret, and ram milling machines.

CNC Turning
In CNC turning, the workpiece rotates along a central axis, and a linearly moving cutting tool removes the material from the workpiece. The cutting tool is usually non-rotary, unlike CNC mills. Most commonly, single-point cutting tools are used in this process.

Precision Grinders
Precision grinders are one of the final manufacturing processes after machining parts/components. In precision grinding, abrasive grinders (or grinding wheels) create a perfectly flat surface with a very smooth finish on the machined parts. precision grinding can help produce close-tolerance finishes on a finished product by removing small bits of excess material.

CNC Drill Presses
In CNC drill presses, the workpiece is held stationary while a rotating drill bit moves around and creates holes in the workpiece. The holes may be for parts assembly or aesthetic purposes. CNC drill presses can create different-sized holes by varying the size of the drill bit. The hole depth can be adjusted by controlling the machine tool calibration.

Multi-axis CNC Machining
Multi-axis CNC machining is an entire machining system. The cutting tool can move in four or more directions. Multi-axis CNC machining enables the creation of complex parts using various cutting tools and processes such as milling, waterjet cutting, or laser cutting.

Electrical Discharge Machining
In Electrical Discharge Machining (EDM), a metal is shaped with the help of electrical discharges (sparks). Other alternative names for this process are spark machining, die sinking, wire erosion, wire burning, or spark eroding. Electrical discharge machining only works on metals since they conduct electricity. It uses two electrodes - the tool electrode and the workpiece electrode. This machining method brings the two electrodes close to each other, but they do not make physical contact.

This creates an electrical arc between the electrodes, raising the temperature of the tool electrode and melting the metal. EDM applications usually involve the hardest metals due to the difficulty of machining them using milling machines. EDM is commonly applied to create holes, slots, and tapers in gears.

Swiss Machining
Swiss machining is an improvement on traditional lathes. It uses dedicated Swiss-made CNC lathes for cheap and precise machining of parts. In traditional lathes, the headstock is stationary and simply rotates the workpiece. However, in Swiss Machining, the headstock allows linear movement, providing more precise and complex machining options.

Apart from the moving headstock, a sliding guide bush moves along the longitudinal axis of the workpiece. The guide bush provides support to the workpiece for high-precision machining.

CNC Laser Machines
CNC laser machining employs a high-frequency laser beam to slice or engrave materials. Unlike EDM machining, laser machining can work for machining non-metals just as well as metals.

Types of Precision Machining

There are many CNC machining processes that can be used to create highly precise components. Some of the most widely used types of precision machining include:

CNC Turning

CNC turning machines are available in 3, 4, and 5-axis varieties and work by rotating the raw material while tools remove portions to create the desired shape. The tooling is mounted on a turret that is computer-controlled.

CNC Milling

Milling machines are available in 2 to 5-axes and cut along different angles. There are several types of differently oriented CNC milling machines, but all types perform subtractive processes to transform raw material into a precise component.

CNC Swiss Turning

CNC Swiss turning produces extremely small parts accurately and quickly. In this process, only the portion of the material being machined enters the tooling area while the remainder is held securely for maximum precision. The workpiece moves along a Z-axis while turning as tools cut into the material.

CNC Vertical

Vertical lathes feature vertically-oriented spindles and move the workpiece up or down to align it with the tools. This equipment is best suited for components that focus on a single side, such as a large metal plate.

CNC Horizontal

Horizontal lathes use a variety of heads mounted onto a horizontal arbor. They work well with a wide variety of workpiece shapes and sizes. Most horizontal lathes can accommodate automatic bar-stock feeders.

What Are Precision Machining Tolerances

There are four different types of machining tolerances in generally performed precision machining:

Unilateral Tolerances

In this type of tolerance, variation in dimensions is permitted in a single direction. The tolerance limit can either be above or below the intended size.

Bilateral Tolerances

In this type of tolerance, variation in dimensions is permitted in both directions. It is accepted for the tolerance limit to be both above or below the intended size.

Compound Tolerances

Compound tolerance is the final tolerance calculated after adding or subtracting the tolerances of different dimensions that make up a part.

Limit Dimensions

The upper and lower dimensional limit is defined instead of defining the required dimensional size. For instance, it is preset that the dimension can fall in the range of 20 mm to 22 mm.

High Accuracy
The tight tolerances directly infer that the final product created by precision machining will have high accuracy. Precision machining is generally performed for parts that require interworking with other parts and components. high accuracy becomes essential for these particular parts to work flawlessly in later stages.

High Repeatability
The concept of repeatability is one of the important foundation stones for modern manufacturing industries. Every part manufactured by a process is intended to look like every other part for the end user. Any deviation from this reproduction is often considered a defect. Precision machining is appealing in this regard. With high precision CNC machining, every part is identical to the original with negligible deviations.

Low Production Costs
Due to the lack of deviations in precision machining, there are fewer defective productions. So the process leads to a lower rejection rate of parts. the cost of materials is lower. being an automated computer-aided manufacturing process results in reduced labor costs. The combined reduction in labor costs and material costs means that the production costs of CNC machining are lower than any alternatives.

Speed And Efficiency
Precision machining involves high-speed robotics that can create parts faster than manual manufacturing on conventional lathes. the parts have high accuracy and close tolerance finishes, so there is no need for secondary processes. This leads to faster production times, increasing the workshop's productivity and efficiency.

Safety
A CNC machine replaces human labor with computer numerical control systems and eliminates the human error risk factor involved in the cutting processes. Workers can be transferred to more skill-intensive roles such as CNC design operations.

How Precision Machining Improves Efficiency

Precision machining allows for greater efficiency in the production of aerospace components. Parts can be produced quickly and accurately using the latest manufacturing technology.

With such technology, parts can be produced more quickly than ever before, allowing them to be shipped out faster and reducing turnaround time from order to delivery drastically.

When precision machining is used on metals like aluminum or titanium, it results in fewer wasted materials since parts are created exactly according to their specs.

The Benefits of Improved Accuracy
The main benefit to precision machining is that it allows for improved accuracy when producing parts. By utilizing lasers or other computer-controlled machines, engineers can create extremely detailed parts that meet exacting specifications that would otherwise be difficult or impossible to achieve by hand.

This level of accuracy helps reduce the risk of errors during assembly processes since each part fits snugly into place without any modifications needed. This makes production processes run more smoothly as well as reducing costs associated with rework or repairs due to incorrectly sized components.

The impact of precision machining on aerospace design and manufacturing cannot be understated; it has revolutionized the way we create complex parts with high levels of accuracy while also improving efficiency and reducing costs associated with rework or repairs due to incorrect sizing and assembly issues.

With its ability to produce parts faster than ever before while ensuring they fit together perfectly every time, precision machining has become an essential tool for modern aerospace engineers and manufacturers who need reliable results quickly and cost-effectively.
From aircraft engines to spacecraft components, precision machining plays an integral role in today's aerospace industry - one that will only continue to grow as technology advances even further in the years ahead.

Benefits Of Precision Machining For Your Industry

Whether you are in the electronics, construction, aerospace, medical, or mining industry, it is vital to engage in accurate and safe manufacturing practices. Precision machining allows you to produce high-quality parts and equipment that you can safely use in your manufacturing process.

Through precision tooling, your production speed increases, allowing you to direct your labor force to other skilled aspects of production. This increases the efficiency of your operation.

Precision machining also minimizes errors, as the tools and components created are highly accurate and render consistent results.

Commonly Used Raw Materials In Precision Machining

A wide variety of raw materials are used in modern manufacturing to meet standard machining tolerances and quality control specifications across various industries.

With a part's tolerance significantly influenced by the material's composition, a list of commonly used raw materials including engineered plastics can help achieve the desired tolerance and uniformity you seek.

These Include Materials, Such As:

7 Common Materials Used in Precision Machining
Materials	Known For:
Stainless Steel	Versatility, strength, machinability, and resistance to corrosion
Aluminum	Being lightweight, corrosion-resistant, inexpensive, and tolerant-friendly
Brass	Holds threads and tolerances well while providing a clean, smooth finish
Titanium	Strength to weight ratio and extreme heat and corrosion resistance
Copper	Durability, electrical conductivity, and innate corrosion resistance
Basic Plastics	Extremely low cost, versatility, durability, and smooth injection moulding
Polymer Plastics	Corrosion and abrasion resistance, ability to be cleaned, and strength

Certifications

Our Factory

Shenzhen Guochanghong Precision Hardware Co., Ltd. We are a high-precision manufacturing company integrating mold design, manufacturing, assembly, sales and service. Our equipment is complete, and products can be completed in one stop from raw materials to finished products. We have a full set of precision equipment, including 4 precision aluminum alloy die-casting machines, 42 CNC lathes, 70 CNC machining centers, 35 drilling and tapping machines, 2 gear machines, 5 milling machines, and 6 medium-speed wire cutting machines.

FAQ

Q: How precise can you guarantee small batch production to be?

A: We fine-tune the machining and tool paths to ensure high precision, even for small batch orders.

Q: What do you do to handle errors in complex part machining?

A: We employ advanced programming and simulation software, along with real-time monitoring, to minimize errors and scrap rates.

Q: How do you ensure the quality of your products?

A: We use cutting-edge programming and simulation tools, along with real-time oversight, to reduce errors and waste, ensuring your products meet your quality standards.

Q: What is your standard delivery time, and can you expedite orders?

A: Our standard delivery is between 10 to 15 working days, depending on the complexity of the order. If you’re in a hurry, we can offer expedited services to meet your deadline. Reach out to us, and we’ll do our best to find a solution for you.

Q: What is precision machining?

A: Precision machining removes material from pieces while maintaining close tolerances for the finish. The process uses computer programs to eliminate the possibility of human error and provides precision work.

Q: What does a precision machining center do?

A: A precision machine center may perform many tasks. This can include milling, drilling, threading, turning, and EDM wire machining. The machine operator loads a specific program into the machine which tells each axis what to do.

Q: What is the difference between CNC machining and precision machining?

A: Precision machining produces parts to a much more exacting standard than baseline CNC machining. It is an excellent solution to meet stringent project requirements, such as: Tight tolerances. With the right equipment available, precision machining can produce parts with tolerances as small as ±0.0001″.

Q: What is the difference between accuracy and precision in machining?

A: From a machining perspective, accuracy reflects how closely a fabricated part matches the design model, while precision shows repeatability when creating that part over and over. Designers want fabricated parts to meet or exceed expectations for machining tolerances.

Q: What is the difference between accuracy and precision CNC?

A: Precision represents the close agreement of variation that lies in the dimensions of machined parts with one another. However, machining accuracy refers to the closeness of manufactured components' measurements to the standard specifications.

Q: How accurate is precision machining?

A: Accuracy in Summary. From a machining perspective, accuracy reflects how closely a fabricated part matches the design model, while precision shows repeatability when creating that part over and over. Designers want fabricated parts to meet or exceed expectations for machining tolerances.

Q: Why is precision machining important?

A: Speed & Scalability: Modern precision machining tools can produce large quantities of parts in a short time, meeting the demands of mass production. Customisation: Precision machining allows for the production of custom parts tailored to specific applications, catering to niche markets and specialised industries.

Q: What are the three types of machining process?

A: Types of machining operations: Examples include turning, milling, and drilling. Turning, for instance, rotates the workpiece while a single point cutting tool removes unwanted material.

Q: What are examples of precision components?

A: Precision components are manufactured using various materials like Aluminum, Copper, Bronze, Brass, Stainless Steel, specialized alloys, Titanium, etc. The use of material depends on the application and its operating requirements.

Q: What is the difference between accuracy and precision machining?

A: Precision indicates the close agreement of variation present in the dimensions of machined parts with one another. Conversely, machining accuracy refers to the proximity of manufactured parts' measurements to the standard specifications.

Q: What is CNC precision machine?

A: CNC machining is the most common form of machine tool used in high-precision manufacturing. It allows for fast, precise, and efficient production of parts by using a computer program that controls the movement of the machine tools. CNC stands for Computer Numerical Control.

Q: What is the precision of CNC machining?

A: The process of precision CNC machining offers advantages over other machining methods. That is because CNC machining is capable of delivering: A high degree of part complexity. Tight tolerances, typically ranging from ±0.0002” (±0.00508 mm) to ±0.0005” (±0.0127 mm).

Q: What are precision machined components?

A: Precision-machined components are custom-engineered parts that have been meticulously crafted to meet exact specifications and tolerances. These components are typically made from a variety of materials, such as metal, plastic, or composite materials, depending on the specific application and requirements.

Q: What is the tolerance for precision machining?

A: The standard prototype and production machining tolerance at +/- 0.005 in. (0.13mm). This means any part feature's location, width, length, thickness, or diameter will not deviate by more than this amount from nominal.

Q: What is precision machining process?

A: Precision machining is a process that removes excess, raw material from a work-piece, while holding close tolerance finishes, to create a finished product. Simply put, it means shaping large pieces of material into more precise parts, so that they can meet very exact specifications.

As one of the most professional precision machining companies in China, we're featured by good service and competitive price. Please rest assured to buy cost-efficient precision machining from our factory. Contact us for custom service.

CNC Precision Machining, Precision Machining, Custom Precision Machining Parts

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