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
  • Material rang: Zamak 2, Zamak 3, Zamak 5, Za
  • Size range: Min 1mm, Max 250 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.
Hot Chamber Zinc Die Casting Service
  • 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.

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
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
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
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
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:
1
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.
2
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.
3
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.
4
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.
5
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.
6
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.
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
Anodizing
Painting
Polishing
Brushing
Chrome Plating
Powder Coating
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.
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