Die Casting Mold Manufacturer & Supplier

Top Custom Die Casting Mold Making Services in China

Are you seeking for bespoke die cast molding items and reasonably priced die casting mold designs? At Junying, we provide quick, reasonably priced fixes to lower the risk and expenses of manufacturing and design of products. Having more than ten years of expertise, we are a top China die casting mold producer offering cutting-edge die casting mold producing solutions for many different sectors.

Superior Diecasting Mold Making Techniques

Metal components have been produced throughout years using many techniques; die casting molds and CNC machining and Die casting are the most often utilized ones. Mass-produced metal pieces are mass-cast, a high-efficiency method. Among the three fundamental components of die casting manufacturing, the die casting mold is very important. Under either low or high speed casting, molten metal is pumped into a precisely designed mold cavity in this technique. Comprising moveable surfaces, the mold presses as the metal cools and sets. This not only reduces shrinkage and porosity but also strengthens internal structure, hence improving mechanical characteristics and grain refinement.

Structure of a Die Casting Mold

A standard die casting mold consists of two main components:

Stationary (fixed) mold half – Mounted on the die casting machine’s fixed platen.
Movable (ejector) mold half – Fixed on the moving platen and includes the casting ejector system.

When casting begins, the two halves are clamped together by die locking force. The interface between both halves is known as the parting line. Opening and closing operation.

Best China Die Casting Mold Manufacturer – Mold Making Service Company

If you have a projects that needs plastics and metal parts service, you are come to the right place! Junying is a top China mould making service company that specializes in providing quality parts, plastic mold/molding parts and die casting mold and parts with budget cost to a wide range of industries such as Lighting, Medical, Auto, Electrical and more. Molds and molded parts including all finishing steps, surfaces and assembly. With more than 10 years of experience, we are able to produce custom die casting molded parts according to customers’ specifications, drawings or samples. We own advanced techniques, highly skilled staff that employ superior tooling and high pressure die casting processes to ensure that the mold parts are of the highest quality and are cost effective. Contact our expert team and get a price for your die casting mold/tooling project, we will quote you a mold price in 24 hours.

Our Die Casting Mold Manufacturing Services

As a trusted mould making service provider in China, we specialize in:

Aluminum and zinc die casting molds
Plastic injection molding tools
Molded parts with complete surface finishing and assembly

Die Casting Mold Materials We Offer

We can handle a range of metals and alloys for die casting mold parts making to satisfy your project specifications:

Aluminum Alloys: 2024, 6061, 6063, 7050, 7075, 5083
Zinc Alloys
Stainless Steels & Steels: 303, 304, 316, 4140, 4130, A36, 1018, 410, 17-4, 2205 Duplex, 440C, 420, 904L

Our Mold Production Capabilities

Our die casting die production facilities include our own CNC machining centers, lathes and milling machines, spark erosion machines and a polishing system.The following equipment is available for manufacturing die-casting molds:

CNC milling centers
Lathes and precision milling machines
EDM (Electrical Discharge Machining) equipment
Polishing and finishing systems

These allow us to deliver precise and highly durable die casting tools that meet international quality standards.

Why Choose Junying for Die Casting Mold Making?

Here are the benefits you will get by choosing our Mould Making Service:

✅ 10+ years of diecasting mould manufacturing experience with excellent industry reputation
✅ Cost-effective ODM/OEM engineering solutions to help you reduce production costs
✅ Timely turnaround and shipment to support your R&D and go-to-market timelines
✅ OEM based on your CAD drawings or physical prototypes
✅ High mould production capacity with stringent quality control
✅ Pro customer support and responsive communication

What is a Die Casting Mold?

Die casting molds are specialized tools used to shape molten metal into complex, precise metal parts during die casting. Melt metal is injected into it through a nozzle made of hardened tool steel that is designed to endure high pressure and temperature.

Uses of Die Casting Mould Parts

Molding Function – Accurately fill the liquid metal into the cavity to form complex geometric structures (such as thin walls, threads, and concave and convex textures).
Efficiency Improvement – Short single molding cycle (several seconds to tens of seconds), suitable for mass production (such as automotive parts).
Precision Control – Ensure part size tolerance (±0.05mm~±0.1mm) and surface finish (Ra 1.6μm or less).
Material Saving – Reduce processing allowance and reduce metal waste (such as near-net forming technology).
Quality Assurance – Reduce defects such as pores and shrinkage through cooling system and exhaust design.

Applications of Die Casting Molds

Die casting molds are used across a wide range of industries to produce complex, high-precision metal parts. As a result of their capability to handle high-volume, repeatable manufacturing, coupled with excellent surface finish and structural integrity, they are ideal for the following applications:

Industry	Typical Components	Material Selection	Core Advantages
Automotive	Engine blocks, transmission housings, wheel hubs, brackets	Aluminum alloys, magnesium alloys	Lightweight, high strength, heat resistance
Consumer Electronics	Phone/laptop frames, heat sinks, connectors, camera modules	Aluminum alloys, zinc alloys	High precision, thin-wall forming, thermal efficiency
Home Appliances & Hardware	Motor housings, handles, locks, knobs, appliance covers	Zinc alloys, aluminum alloys	Low-cost mass production, complex structures
Aerospace & Defense	Cabin brackets, engine parts, UAV components	Magnesium alloys, titanium alloys	Ultra-lightweight, corrosion-resistant, high reliability
Industrial Equipment	Pump bodies, valves, hydraulic components	Copper alloys, aluminum alloys	Wear-resistant, high pressure resistance, sealing integrity
LED Lighting & Enclosures	LED housings, heat sinks, junction boxes	Aluminum alloys, zinc alloys	Thermal management, corrosion resistance, lightweight
Medical Devices	Equipment housings, brackets, surgical tool handles	Aluminum alloys, magnesium alloys	High precision, corrosion resistance, biocompatibility
Telecommunications	Antenna shells, 5G base station parts, router enclosures	Aluminum alloys, zinc alloys	Electromagnetic shielding, thermal dissipation, durability
Furniture & Interior Fixtures	Chair bases, shelf brackets, curtain rod holders	Zinc alloys, aluminum alloys	Decorative surface finish, strength, cost-effective
Tools & Sporting Goods	Power tool housings, golf club heads, bicycle parts	Magnesium alloys, aluminum alloys	Lightweight, durable, ergonomic designs

Classification & Types of Die Casting Molds

Die casting moulds may be categorized in the worldwide market according on materials, structural designs, casting technique, application complexity, and more. Our mold manufacturing knowledge guides us to list the key classes and kinds to assist you in selecting the appropriate mold type for your particular manufacturing requirements. You are also free to get in touch with us for more expert die casting mold recommendations for your project.

Types in Casting Material

Aluminum Alloy Die Casting Molds: Because of its lightweight qualities and corrosion resistance, aluminum alloy die casting molds are the most often used mold type in electrical and automotive components.
Zinc Alloy Die Casting Molds: Small, precise items like connectors and locks benefit much from zinc alloy die casting molds.
Magnesium Alloy Die Casting Molds: Usually used for aerospace and 3C (computer, communication, consumer electronics) equipment, magnesium alloy die casting molds are manufactured for their ultra-lightweight and great specific strength.
Copper Alloy Die Casting Molds: Heat sinks and bearings are among components needing excellent thermal conductivity and wear resistance that fit copper alloy die casting molds.

Types in Mold Structure

Single-Cavity Molds: Create one component per cycle using a basic structure and cheap cost single-cavity mold.
Multi-Cavity Molds: Usually used for tiny electronic components, multi-cavity molds produce many pieces every cycle with great efficiency.
Unit (Modular) Molds: Features a modular construction with removable inserts to create various sections using the same mold base.

Types in Casting Process

Hot Chamber Die Casting Molds: Heated chamber Low-melting-point metals like zinc and magnesium alloys are cast using die casting molds. The injection mechanism sits right in molten metal.
Cold Chamber Die Casting Molds: Used for high-melting-point metals like copper alloys and aluminum, cold chamber die casting molds Pushed by an outside source, molten metal fills the chamber.

Types in Application Complexity

Standard Die Casting Molds: Norm of Complexity Die casting molds are used to create basic structural pieces such housings and brackets.
Precision Die Casting Molds: Parts with a high surface polish and dimensional accuracy like optical components and smartphone frames, and demand precision die casting molds.

FAQs for Die Casting Mould Making

Here are some of the most commonly asked questions about die casting mold manufacturing, that might help you understand the manufacturing process, materials, lead times, customization choices, and industry applications.

1. What is the typical lead time for die casting mold making?

Mold complexity and design criteria affect lead time. Usually, mold design, machining, assembly, and testing call for three to six weeks.

2. For die casting molds, which materials are possible?

Typically formed from hardened tool steel, including H13, SKD61, or 8407, die casting molds are Excellent hardness, wear resistance, and thermal stability abound from these materials.

3. Can I customize a die casting mold based on my own design or sample?

Yes, we do accept bespoke orders depending on 2D or 3D CAD designs or actual examples. Before manufacture, our engineers will review your design and provide DFM (Design for Manufacturability) comments.

4. How many shots can a die casting mold typically last?

Materials and care determine a mold’s lifetime. Usually, a premium mold can resist:

Aluminum molds: 80,000 to 120,000 shots
Zinc molds: 200,000 to 1,000,000 shots

5. What are the advantages of custom die casting mold making in China?

Cost-saving pricing
Expert work combined with modern tools
Quick turn around & shipping
Rich industry experience
Flexible small-to- big batch manufacturing

6. Do you provide mold maintenance and modification services?

Of course. To guarantee constant manufacturing quality and increase the lifetime of mold, we provide whole mold repair, maintenance, and modification services.

7. What industries are your die casting molds used in?

Automotive
Electronics
Medical Devices
Lighting
Telecommunications
Industrial Equipment

8. How do I get a quote for a custom die casting mold?

Just email us your drawings, specs, or samples; our staff will review them and provide a comprehensive price 24 hours later.