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Die Casting Service

Product Classification Introduction

Die casting service provided by Shenzhen Huarui Century Technology Co., Ltd. specializes in producing high-precision, durable metal components through advanced casting technologies including investment casting, shell mold casting, and lost wax casting. This service is designed to meet the requirements of diverse industrial sectors such as automotive, aerospace, machinery, construction, hydraulic equipment, and marine hardware.

Huarui’s die casting process is capable of delivering complex geometries and fine features with excellent dimensional accuracy, high surface quality, and superior mechanical properties. The service supports a wide range of materials including stainless steel, carbon steel, alloy steel, heat-resistant and hardened steel, mild steel, brass (CuZn38, H62), aluminum bronze (AB2.863), and cast aluminum alloys (ZL101, ZL114A, A356). Components can reach sizes up to 1200mm × 800mm × 400mm and weigh between 0.1kg and 120kg.

Each die-cast component undergoes thorough secondary operations such as deburring, drilling, threading, and surface treatment including heat treatment, polishing, plating, shot blasting, sandblasting, zinc plating, and e-coating. By combining advanced casting techniques with strict quality control and ISO9001 certification, Huarui ensures components that meet both functional and aesthetic requirements. Applications include industrial machinery parts, construction components, valve and pump parts, impellers, agricultural machinery, automotive parts, electric power fittings, food machinery, and more.


Key Advantages of Die Casting Service

High Mechanical Strength and Dense Microstructure

Huarui’s die casting process employs high-pressure injection and rapid solidification, producing components with dense internal microstructures. This enhances mechanical properties, wear resistance, and overall durability, making the parts suitable for high-stress industrial and mechanical applications. The ability to control solidification rates and thermal gradients ensures consistent material performance across large production runs.

Capability for Complex Internal Feature Formation

By utilizing movable cores and advanced mold technologies, die casting allows the creation of internal channels, preformed threads, and intricate geometries directly within the casting. This reduces the need for extensive secondary machining, shortens production time, and ensures precise alignment and consistency of internal features. Components with internal fluid channels, threaded passages, or hollow sections can be produced with high repeatability.

Cost Efficiency for Large-Scale Production

Although die casting molds represent a significant initial investment, the unit cost of components dramatically decreases with large-scale production. For orders in the tens or hundreds of thousands, die casting becomes one of the most economical methods for producing high-quality metal parts, delivering predictable manufacturing costs and short lead times without compromising precision or structural integrity.

Superior Surface Finish and Dimensional Accuracy

Huarui’s die casting capabilities achieve surface finishes ranging from Ra1.6 to Ra3.2, reducing the need for post-processing. Tight size tolerances (VDG P690 D2) ensure precise component fit and compatibility with downstream assemblies. Combined with ISO, DIN, AISI, ASTM, BS, and JIS compliance, Huarui guarantees components suitable for demanding industrial applications.

Versatile Material Options and Customization

The service accommodates a broad spectrum of metals, allowing customers to select materials according to mechanical, thermal, and corrosion resistance requirements. Custom surface treatments, colors, and finishes further enhance component performance, durability, and visual appeal.


Production Workflow

Step-by-Step Die Casting Process

  1. Design Review and Feasibility Analysis – Engineers evaluate submitted 3D drawings or CAD files for manufacturability, mold design, and material selection.

  2. Mold Fabrication – High-precision dies are created for investment casting, shell mold casting, or lost wax casting, including movable cores for complex internal geometries.

  3. Material Preparation – Metals are melted, alloyed, and prepared according to customer specifications, ensuring chemical composition and mechanical properties compliance.

  4. Die Casting Process – Molten metal is injected under high pressure into molds, forming the desired part geometry. Automated systems extract parts and remove runners and gates.

  5. Secondary Operations – Components undergo deburring, drilling, threading, and surface treatments such as heat treatment, polishing, plating, sandblasting, or e-coating as specified.

  6. Quality Inspection – Every component is rigorously inspected using chemical composition analysis, X-ray radiography, magnetic powder inspection, cleanliness assessment, and CMM measurements to ensure adherence to dimensional and material standards.

  7. Packaging and Delivery – Finished parts are carefully packed, labeled, and prepared for shipment according to client requirements, ensuring safe transport and timely delivery.

This structured workflow ensures high-quality die casting components with excellent reproducibility and functional reliability.


Die Casting Service – Technical Parameters

Parameter Specification
Place of Origin Guangdong, China
Brand Name HUARUI
Model Number HR
Product Name Die Casting Part, Sand Casting, Investment Casting
Process Casting, Deburring, Drilling, Threading
Certification ISO9001
Service Customized OEM
Size Customer’s 3D Drawing
Surface Treatment Customer’s Demand
Tolerance Customer’s Drawing Request
Standard Client Specification
Color Customized Color
Quality Control Strictly 100% Inspection
Materials Stainless steel, carbon steel, alloy steel, heat-resistant steel, hardened steel, mild steel, brass, aluminum bronze, cast aluminum alloys
Surface Finish Ra1.6–Ra3.2
Maximum Size 1200mm × 800mm × 400mm
Weight Range 0.1–120kg
Application Industrial, Machinery, Construction, Valve, Pump, Impeller, Hydraulic, Agricultural, Marine, Automotive, Electric Power, Food Machinery

Contact Us

Inquiry and Quotation

For tailored die casting solutions, contact Shenzhen Huarui Century Technology Co., Ltd. Share your 3D designs and specifications for expert guidance, precise quotations, and efficient production of high-quality metal components.


Frequently Asked Questions (FAQ)

What materials can be used in die casting?

Materials include stainless steel, carbon steel, alloy steel, heat-resistant steel, hardened steel, brass, aluminum bronze, and cast aluminum alloys, with full customization based on client needs.

What is the typical size and weight range?

Die cast components can measure up to 1200mm × 800mm × 400mm and weigh between 0.1kg and 120kg.

How is quality ensured?

Huarui implements strict 100% inspection, including CMM, spectrum analysis, X-ray, magnetic particle inspection, and cleanliness checks.

What surface finishes are available?

Options include heat treatment, polishing, plating, shot blasting, sandblasting, zinc plating, and e-coating to meet functional and aesthetic requirements.

What industries are served?

Huarui’s die casting service supports automotive, aerospace, machinery, construction, hydraulic equipment, marine, electric power, food machinery, and general industrial applications.