Zinc high-pressure die casting is one of the most efficient and versatile high-production manufacturing processes in modern times. It involves the use of zinc alloys to create complex parts with great precision. Because of its ability to produce high-quality products with excellent surface finish, zinc high-pressure die casting finds extensive applications across industries.

High-Pressure Zinc Die Casting Process

High-pressure zinc die casting takes place in a specially designed machine built to handle high pressure. The hot liquid metal is forced into a steel die with one or more cavities, forming exact replicas of the desired part. It quickly cools down and solidifies as the molten metal meets the cooler steel surface.

The mechanical strength of pressure zinc die castings outperforms other casting methods in manufacturing. The process uses zinc alloys, which are an excellent choice for manufacturing complex metal components due to properties such as High strength, Excellent durability, Good fluidity, Excellent corrosion resistance, Low melting point, Low density, Ease to cast, High ductile and casting properties, Recyclable nature.

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Advantages of Zinc Pressure Die Casting

High-pressure die casting with zinc is popular in modern manufacturing due to the following reasons.

1. High Production Speed and Efficiency

Zinc pressure die casting is well-suited to high-volume production for its remarkable speed and efficiency.

Compared to other casting processes, a zinc pressure die-casting machine has significantly faster production rates, outperforming aluminum and magnesium alternatives.

2. Superior Surface Finish and Stability

High-pressure zinc die casting provides a superior surface finish to the casted products. The process ensures excellent dimensional stability, resulting in accurate and consistent parts.

3. Net Shape Manufacturing and Reduced Machining

High-pressure die casting with zinc or zinc alloys has an accuracy of up to 99.8%. Further machining is often not required. The “net shape” or “zero machining” characteristic of zinc die reduces production time and costs.

4. Thin-Walled Parts 

Zinc’s fluidity, strength, and stiffness allow manufacturers to design thin wall sections in components. It can lead to reduced weight and material cost savings, which makes it an ideal choice for applications that require lightweight yet robust parts.

5. Excellent Strength, Durability, and Wear Properties

Zinc alloy die cast components are exceptionally strong, durable, and withstand wear and tear. This improves the performance and longevity of the final products. Therefore, they are suitable for demanding applications.

6. Resistance to Corrosion

Even though zinc alloys do not always display the same level of corrosion resistance as pure zinc, they can withstand rust in natural environments. While zinc alloy casts work best for applications that are not exposed to high heat, they perform excellently for most die-cast components, including automotive parts.

7. High Recyclability and Low Environmental Impact

Zinc is highly recyclable without compromising its properties. That is why it is ideal for sustainable manufacturing practices and an appealing choice for eco-conscious manufacturers.

8. Broad Range of Applications 

With its impressive strength and hardness, zinc emerges as an excellent material for machined, stamped, pressed and fabricated components. It also works well with various surface finishes, such as powder coating, painting, and plating. This allows manufacturers to build products matching the specific requirements of their customers.

Which Industries Benefit Most from Zinc Die Casting?

The versatility of zinc in die casting is unmatched by any other component manufacturing technique. Thanks to the array of benefits high-pressure zinc die casting offers, it is a preferred option for many sectors.

Automotive Industry

The automotive industry relies on this die-casting method the most, accounting for 28% of its application. Automotive manufacturers use zinc die casts for transmission housings, engine blocks, interior parts like door handles and trim, as well as electrical systems components such as connectors and brackets.  

Electrical Industry

Zinc die casts have properties that make them ideal for electrical connectors, switchgear, motor components, lighting fixtures, and electrical housings. 

Consumer Products

Door handles, faucets, locks, and various hand tools are made of zinc die casts. The manufacturing process allows for intricate designs and smooth surface finishes. 

Medical Equipment

Zinc die casts are popular in the medical field for the production of surgical instruments, prosthetics, medical devices, and implant components. 

Aerospace and Defense

The aerospace and defense industries utilize zinc die casts for manufacturing missile components, aircraft parts, communication systems, and firearms components.

Besides these industries, zinc pressure dies casting also has applications in construction, mining and oil field machinery, railroad components, industrial valves, and telecommunications.

Explore Die Casting with Zetwerk

Zinc high-pressure die casting outshines many other processes in its precision and quality of finished products. Its reduced production costs and recyclability perfectly meet the demands of modern manufacturers.

Choosing reliable zinc high-pressure die casting services like Zetwerk means blending attractive design, dependable performance, eco-friendliness, and economic gains in producing parts and components.

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High-pressure zinc die casting is used to manufacture strong and durable zinc alloy components, especially for the automotive industry. 

Zinc pressure die casting produces lighter weight, longer lasting and cost-effective products, compared to other alloys of Magnesium and Aluminum. 

The material used is a zinc alloy, which is a mixture of zinc and one or more elements. 

Zinc die casting enables faster production rates, reduces labor costs, and offers the capability to create intricate shapes and thinner walls.  

The zinc pressure die casting machine applies a pressure of 30 Mpa (4351 PSI).