Custom Zinc Die Casting Service

Are you seeking for a custom zinc die casting service with excellent quality and competitive price? Send us your designs and start your first order at 20% off

Materials: ACuZinc5, EZAC, ZA-8, Zamak 2, Zamak 3, Zamak 5, Zamak 7, Zinc Alloy.
Size range: Min 1mm, Max 300 mm
Tolerance: +/- 0.02mm

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Hot Chamber Zinc Die Casting Service

Hot chamber zinc die casting is a manufacturing process in which molten zinc is injected into a mold under high pressure to produce complex parts and components with high precision and accuracy. The hot chamber die casting process is often used for high-volume production of small to medium-sized parts.

It's essential to design parts that are suitable for the hot chamber die casting process. This involves taking into account factors such as part complexity, wall thickness, draft angles, and undercuts.
Using state-of-the-art hot chamber die casting equipment can ensure consistent quality, high precision, and efficient production. Modern equipment can help control factors such as temperature, pressure, and injection speed, which can affect the quality of the finished product.
A thorough quality control process is essential in ensuring that the parts or products meet customer specifications and industry standards. Quality control measures can include inspection of the parts during and after the production process, as well as testing to ensure that the parts meet functional and performance requirements.
Continuous improvement is crucial in maintaining a high-quality hot chamber zinc die casting service. This involves identifying areas for improvement, implementing changes to processes or equipment, and investing in training and development for employee

Zinc Die Casting Materials

Neway Zinc Die Casting Capabilities

Neway specialized in zinc mold casting and providing custom zinc die casting services with a wild size range and surface finishings. Get in touch with us and send your drawings for one-stop zinc casting service

Standard	Capabilities
Casting Size (mm)	10-250
Maximum Casting Weight (kg)	10
Minimum Wall Thickness (mm)	0.5
Tolerance (mm)	0.02
Surface Finish	Ra1.6
Tolerance	CT4-CT7
MOQ	500
Additional Services	CNC machining, Powder coating, Anodizing, Assembly, Packaging, etc.

View How Die Casting Works at Neway

Learn the basics of the die casting process including how molten metal is injected into steel molds under intense pressure to create complex metal parts. This video covers the typical materials used like aluminum, zinc, and magnesium alloys as well as key considerations like high initial tooling costs being offset by efficient volume production.

Cast Zinc Alloy Properties

Cast aluminum alloys have a wide range of properties depending on the specific alloy composition and processing parameters. Here are some general properties of cast zinc alloys:

Alloy Grade	Zamak 2	Zamak 3	Zamak 5	Zamak 7	ZA-8
Density (g/cm³)	6.7	6.6	6.7	6.8	6.9
Melting Point (℃)	383-386	381-387	379-386	380-386	381-387
Thermal Conductivity (W/m·K)	109	116	113	113	116
Coefficient of Thermal Expansion (10^-6/K)	26.5	27.5	26.9	26.5	26.5
Electrical Conductivity (% IACS)	27	27	27	27	26
Main Chemical Composition	3.5-4.3% Al 0.02-0.05% Mg 0.035-0.06% Cu	3.5-4.3% Al 0.03% Mg 0.03% Cu	3.5-4.3% Al 0.035% Mg 0.035% Cu	3.5-4.3% Al 0.03-0.06% Mg 0.03-0.06% Cu	3.5-4.3% Al 0.05-0.5% Mg 0.005-0.03% Cu 0.005-0.03% Ni 0.005-0.03% Fe
Tensile Strength (MPa)	295	255	310	345	380
Yield Strength (MPa)	240	215	230	275	320
Elongation (%)	2	3	6	3	1
Hardness (HB)	82	70	90	95	100
Main Differences	Contains less Mg and Cu, suitable for larger parts	Contains less Mg and Cu, suitable for larger parts	Contains less Mg and Cu, suitable for larger parts	Contains more Mg and Cu, suitable for complex-shaped parts	Contains Mg, Cu, Ni, and Fe, with higher strength and hardness
Main Casting Applications	Automotive, furniture, appliances, mechanical parts	Electrical, hand tools, toys	Machinery, architectural, automotive	Automotive, electrical, hardware	Industrial, automotive, electrical

Aluminum die casting surface finishing techniques can enhance the appearance, durability, and functionality of die-cast parts. Here are some common surface finishing techniques used for aluminum die casting:

Powder Coating

Powder coating offers several advantages when applied to aluminum parts. It provides exceptional durability, protecting against chipping, scratching, and fading, while also offering resistance to corrosion and environmental factors. The wide range of available colors, textures, and finishes allows for customization and desired aesthetics. Furthermore, powder coating is an environmentally friendly option as it doesn't emit harmful VOCs. It is a cost-effective solution, reducing the need for frequent maintenance or replacement, and its versatility enables application on various aluminum part sizes and shapes. The process itself is relatively easy, making powder coating an attractive choice for enhancing the appearance and durability of aluminum components.

Anodizing

Anodizing provides several advantages when applied to aluminum parts. The process forms a thick, protective oxide layer on the surface of the aluminum, enhancing its corrosion resistance and durability. This layer acts as a barrier, preventing the underlying metal from coming into contact with corrosive substances. Anodizing also improves the aluminum's scratch and wear resistance, making it more resistant to damage during handling and use. Additionally, anodizing allows for a wide range of color options, providing aesthetic versatility. The process is environmentally friendly, as it is free from volatile organic compounds (VOCs) and produces minimal waste. Overall, anodizing enhances the performance, appearance, and lifespan of aluminum parts.

Painting

Painting aluminum parts offers several advantages. Firstly, it provides an effective protective barrier against corrosion, safeguarding the aluminum from environmental elements and extending its lifespan. Additionally, painting allows for customization in terms of color and finish, enabling the aluminum parts to match specific design requirements or aesthetic preferences. Painting also enhances the overall appearance of the parts, providing a smooth and uniform finish. Moreover, the paint coating acts as a barrier against UV radiation, preventing color fading and maintaining the original look of the parts. Lastly, painting is a relatively cost-effective and versatile process that can be easily applied to aluminum parts of various sizes and shapes, making it an excellent choice for enhancing both the visual appeal and durability of the components.

Polishing

Polishing aluminum parts offers several advantages. Firstly, it enhances the aesthetic appeal by creating a smooth and reflective surface finish, giving the aluminum a sleek and lustrous appearance. Polishing also helps to remove surface imperfections, such as scratches and blemishes, resulting in a more visually appealing final product. Furthermore, polishing improves the corrosion resistance of aluminum parts by creating a protective oxide layer that acts as a barrier against environmental elements. It also facilitates easier cleaning and maintenance of the parts. Additionally, polishing can improve the functional aspects of aluminum parts by reducing friction and improving their ability to resist wear and galling. Overall, polishing enhances the overall look, durability, and performance of aluminum parts, making them more attractive and functional in various applications.

Brushing

Brushing aluminum parts offers several advantages. First and foremost, it creates a distinctive, textured finish that adds a unique aesthetic appeal to the parts. The brushed pattern adds depth and character to the aluminum surface, giving it a modern and industrial look. Additionally, brushing helps to hide scratches, fingerprints, and other minor surface imperfections, making the parts more resistant to visible wear and tear. The brushed texture also enhances the grip and tactile feel of the aluminum parts, providing a more secure handling experience. Moreover, brushing aluminum parts can improve their durability by creating a microscopically rough surface that can effectively retain lubricants or coatings, enhancing their resistance to corrosion and wear. Overall, brushing offers both visual and functional advantages, making it a popular choice for enhancing the appearance and performance of aluminum parts.

Chrome Plating

Plating aluminum parts offers several advantages. Firstly, it provides a decorative and visually appealing finish, allowing for customization with various metal coatings such as chrome, nickel, or gold. This enhances the aesthetic appeal and gives the aluminum parts a high-end and luxurious appearance. Additionally, plating improves the corrosion resistance of aluminum parts, protecting them from environmental factors and extending their lifespan. The plated coating also provides a durable and wear-resistant surface, increasing the parts' resistance to scratches, abrasion, and friction. Moreover, plating can enhance conductivity, making it suitable for electrical or electronic applications. It also allows for improved solderability, facilitating the joining of aluminum parts with other components. Overall, plating adds both functional and decorative benefits, enhancing the performance, appearance, and versatility of aluminum parts in various industries and applications.

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Zinc Die Casting Parts Gallery

Discover the process and benefits of Zinc Die Casting and how it is used in industries.

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Why Choose Us for Hot Chamber Zinc Die casting Service

Casting in Zamak offers several advantages over other manufacturing processes and materials. Some of the main reasons why aluminum casting is a popular choice include:

High Precision

Hot chamber die casting is a highly precise manufacturing process that can produce complex parts with tight tolerances and high accuracy. The use of high-pressure injection ensures that the molten zinc fills the mold cavity completely, resulting in a high-quality finished product.

Excellent Surface Finish

Zinc alloy die casting can produce parts with a smooth surface finish that requires minimal post-processing. This is because the molten zinc is injected into the mold at high pressure, which helps to eliminate any voids or defects in the finished product.

High Production Rates

Zamak casting is a high-speed manufacturing process that can produce large volumes of parts quickly and efficiently. This makes it an ideal process for high-volume production runs.

Cost-Effective

Hot chamber die casting process is a cost-effective manufacturing process that can produce parts with complex geometries and features at a lower cost than other manufacturing processes such as CNC machining or stamping.

Hot Chamber Zinc Die casting Process Workflow

The hot chamber zinc die casting process is a manufacturing technique used to create high-precision metal parts using molten zinc. The workflow for this process typically includes the following steps:

Mold Preparation

The first step in the process is to prepare the mold for the die casting process. The mold is typically made from two halves, which are clamped together to form a cavity.

Molten Zinc Injection

Once the mold is prepared, molten zinc is injected into the mold cavity. This is done using a piston that forces the molten metal through a nozzle and into the cavity.

Cooling and Solidification

After the molten zinc is injected into the mold cavity, it quickly cools and solidifies, taking on the shape of the mold cavity. The cooling time can vary depending on the size and complexity of the part being produced.

Mold Opening and Part Ejection

Once the part has cooled and solidified, the mold is opened and the part is ejected from the cavity. This is typically done using ejector pins that push the part out of the mold.

Trimming and Finishing

After the part is ejected from the mold, any excess material or rough edges are trimmed off using various tools, such as saws or grinders. The part may also undergo additional finishing processes, such as polishing or coating, to achieve the desired surface finish.

Quality Control

The final step in the process is to inspect the part to ensure that it meets the required specifications. This may involve using various measurement tools, such as calipers or micrometers, to check the dimensions and tolerances of the part.