压铸

Tuowei Precision delivers expert die casting solutions for prototypes and high-volume production runs with precision parts.

Custom Die Casting Services for Complex Metal Parts

We offer high-pressure die casting solutions tailored to your design, alloy, and performance needs. Whether you’re producing housings, brackets, or precision components, our service ensures excellent dimensional accuracy and repeatability for aluminum, zinc, and magnesium alloys.
We provide full design assistance, including draft angles and wall thickness optimization, to ensure castability and mold longevity.

Die Casting Tolerances

Tuowei offers precise die casting solutions for both aluminum and zinc alloys, combining high accuracy with durable mold life to meet diverse production requirements.

Die Casting Service	Tolerance
Standard Die Casting	±0.010" (±0.254 mm)
High-Precision Die Casting	±0.005" (±0.127 mm)
Die Casting for Complex Parts	±0.008" (±0.203 mm)
Die Casting for Large Parts	±0.020" (±0.508 mm)

Die Casting Surface Finishes

With smooth surface finishes and minimal post-processing, our die cast parts come out clean, consistent, and ready for downstream operations like machining or coating.

As-Milled

A standard finish with visible tool marks; surface roughness ~125 µin Ra, ideal for functional applications where a smooth finish is not critical.

Bead Blasting

A process that creates a smooth, matte finish by propelling media (like glass beads) at the surface, improving texture and providing an aesthetically pleasing, uniform surface.

Powder Coating

This durable finish offers excellent resistance to wear, corrosion, and UV exposure.

Brushing

A linear, uniform grain texture is applied to parts, creating a satin-like finish.

Polishing

Achieves a high-gloss, mirror-like surface that enhances the visual quality of the part.

Black Oxide

Ideal for steel components, this dark, matte finish provides mild corrosion resistance while maintaining a high-quality appearance.

Materials for Metal Stamping

Engineers and leading manufacturers trust TUOWEI for fast iterations and durable, high-performance parts. Whether for prototyping or full-scale production, our extensive material selection ensures precision, strength, and reliability for any CNC machining project.

Aluminum

A360.0

A380.0

A383.0 (ADC12)

A413.0

Zinc

Zamak 2 (ZA-2)

Zamak 3 (ZA-3)

Advantages

Advantages of Die Casting

Die casting offers manufacturers a reliable method to produce high-strength, dimensionally accurate, and cost-effective parts at scale.

High Dimensional Accuracy: Die casting delivers components with tight tolerances and excellent repeatability, reducing the need for extensive machining and ensuring parts fit precisely.
Superior Surface Quality: The process naturally produces smooth surfaces that can be used as-cast or enhanced with coatings, plating, or polishing for both functional and aesthetic appeal.
Complex Shape Capability: It allows the manufacturing of intricate geometries, thin walls, and detailed features that are challenging or impossible with traditional fabrication methods.
High Production Efficiency: Die casting supports rapid cycle times and is ideal for medium to large-volume production, making it a cost-effective choice for scaling manufacturing.
Material Strength and Durability: Components made through die casting exhibit excellent mechanical properties, providing strength, rigidity, and long-lasting performance under demanding conditions.
Design Flexibility: Engineers gain freedom to consolidate multiple features into a single casting, reducing assembly requirements while enhancing product reliability and functionality.
Consistency Across Batches: Once tooling is created, die casting ensures uniform quality and repeatability, guaranteeing consistent performance from part to part in mass production.

Applications

Applications of Die Casting

Die casting is applied across diverse industries to produce complex, durable, and high-precision components that combine strength with cost efficiency.

Automotive Components: Die casting is widely used to produce engine blocks, transmission housings, wheels, and structural parts that require both strength and precision.
Aerospace Parts: Lightweight yet durable castings are applied in aircraft engine housings, brackets, and structural elements to meet performance and safety standards.
Consumer Electronics: The process is ideal for manufacturing housings, connectors, and structural frames in laptops, smartphones, and other electronic devices.
Industrial Machinery: Heavy-duty parts such as pump housings, gear cases, and equipment enclosures are produced to withstand demanding operating conditions.
Medical Equipment: Precision-cast components like instrument housings, imaging equipment parts, and durable hardware ensure reliability in medical applications.
Telecommunications Hardware: Die casting supports the production of enclosures, heat sinks, and mounting systems that require durability and thermal management.
Household and Lifestyle Products: Everyday items such as furniture hardware, lighting fixtures, and kitchen appliances are commonly made with die casting for durability and finish.