Metal stamping machine

Metal Stamping Guide and How to Choose a Service Supplier

Metal stamping services are the process of shaping and processing sheet metal using a punch and die. This manufacturing method is capable of producing high-quality precision metal parts in large quantities and is widely used in various industries. This article will provide a detailed definition of metal stamping, different types, and their applications while providing guidance on how to choose the best partner.

What is Metal Stamping?

Metal stamping parts

Metal stamping is defined as the process of transforming a flat sheet of metal or coil into a precise and complex part. This transformation is achieved by applying force, pressure, and specialized tools. The process involves cold working, which is the deformation of the metal sheet without heating.

Specialized tools, including punches and dies, shape the metal into the desired shape, such as bends, curves, cuts, and embossing. This method ensures consistent quality, dimensional accuracy, and repeatability.

Types of Metal Stamping

Here are four major metal stamping processes and their unique advantages:

Progressive Die Stamping

Progressive stamping uses a series of stations within a single die. Each station performs a specific operation on the metal strip. As the strip passes through the die, it undergoes multiple operations, ultimately producing a finished part at the end of the process. This approach allows for high production speeds and reduces labor costs.

Deep Drawing

Deep drawing is a technique that uses pressure to draw sheet metal through a die to create a hollow part with a depth greater than its diameter. This process is used to manufacture products such as automotive fuel tanks, kitchen sinks, and high-pressure cylinders. Deep drawing is able to produce parts with high strength, low weight, and complex geometries. It is widely used in industries such as automotive, aerospace, and home appliances to efficiently produce high-quality deep parts

Transfer Die Stamping

Transfer die stamping is when a single part is moved from one station to another within the press. Each station performs a different operation. This method allows for the creation of complex parts with a variety of features. Transfer die stamping is suitable for both small and large batch production.

Four-slide Stamping

Four-slide stamping uses four different slides to manipulate the metal strip. Each slide operates independently, allowing complex shapes to be achieved. Four-slide stamping is ideal for producing small, detailed parts. The flexibility and precision of this method make it suitable for a variety of applications.

Common Applications

We highlight several industries that benefit from this process:

  • Automotive: Automakers use stampings to make body panels, chassis components, and engine parts. For example, doors, hoods, and frames are produced using metal stamping.
  • Aerospace: Aerospace companies rely on stamped metal to make aircraft fuselages, wings, and interior parts. For example, wing frames and seat frames are made using metal stamping.
  • Electronics: The electronics industry uses stamped parts in a variety of devices, such as cell phone housings, computer heat sinks, and connector terminals. These parts require high precision and consistency, which metal stamping is well suited to.
  • Medical: Medical device manufacturers use metal stamping to produce housings for surgical instruments, implants, and medical devices. For example, surgical forceps and pacemaker housings are made using metal stamping.
  • Consumer Products: The consumer products industry uses stampings to produce parts for kitchen appliances, hand tools, and home appliances. For example, stainless steel cookware lids and pans, metal parts for hand tools, and housings and brackets for home appliances are all made using metal stamping.

Key Factors in Selecting a Service Supplier

Worker grinding and deburring

There are several key factors to consider when choosing a metal stamping service supplier:

Industry Experience

Service suppliers with extensive industry experience are more trustworthy. Years of operation demonstrate a deep understanding of the metal stamping process. Companies that have been in the metal stamping service industry for a long time have encountered and solved various challenges and converted this experience into better problem-solving capabilities.


Technical expertise ensures high-quality results. A mature service supplier should have skilled engineers and technicians with rich knowledge of metal stamping technology and creativity to accurately judge the manufacturing feasibility of each project.


A strict quality management system can provide consistent, high-quality products and services. Consistent quality control ensures that each part meets specifications. For example, ISO 9001 is a globally recognized quality management standard that helps organizations improve the quality of their products and services, and enhance customer satisfaction and market competitiveness.

Service Range

A comprehensive service range demonstrates the versatility of the supplier. Suppliers generally offer a variety of stamping technologies, including progressive stamping services and deep stamping services. Additional services such as prototyping, design assistance, and secondary operations can add value and meet different customer needs.

Advanced Machinery

Advanced machinery improves production efficiency. Modern presses, CNC machines, and automation systems ensure precision. Advanced machinery reduces production time and minimizes errors, supporting complex and high-volume projects.


When choosing a metal stamping service supplier, choose a transparent pricing model, which is often an indication of the supplier’s reliability. The ideal supplier should clearly list the costs of materials, labor, and additional services, allowing us to clearly understand the source of each expense. Balancing cost and quality is equally important. While lower cost may be attractive, it is often accompanied by a reduction in quality. High-quality parts, although more expensive, are more worth the investment in the long run.

Communication and Responsiveness

Effective communication is key to a successful project. A service supplier who responds promptly is more trustworthy and provides regular updates on project status to build trust. A contactable customer service team enhances collaboration, and quickly resolving queries and issues reflects professionalism and ensures smooth project execution.

Why Choose Us

Metal Stamping Plant

We (Shanghai Widetop Hardware Co., Ltd.) have more than 20 years of rich experience in the metal stamping service industry. The experience accumulated over the years has enabled us to have a deep understanding of the stamping process and enhance our problem-solving skills by solving various challenges.

We have a team of creative engineers and technicians who can accurately assess the manufacturing feasibility of each project.

Our strict quality management system ensures that every part meets the specifications. With ISO 9001:2015 quality certification, we provide a wide range of services, including progressive stamping and deep drawing services, as well as metal processing and CNC milling services, etc.

We provide transparent and highly competitive prices. We guarantee to respond to your questions and requests within 12 hours and can provide a minimum order quantity of as little as 100.

And track the entire process of the project through weekly progress reports to ensure timely delivery. We will bear all compensation liability arising from any product failure. This commitment demonstrates our absolute confidence in the quality of our products.

Just tell us your needs, and we will immediately meet your requirements and deliver your goods to your company in a timely manner. You can contact us right away.