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Moulding & Casting

Moulding & Casting

Pans Technology have extensive experience in providing injection molding, die casting, and casting parts. Our engineers can combine multiple processes according to drawings and customer requirements, and use their rich experience to optimize the process and select the most cost-effective processing method. We can provide the below processes. Different types of molding and casting processes play a vital role in the manufacturing of various components in various industries.

1.Plastic Injection Molding

2.Metal die casting

Injection Molding

Plastic Injection molding is a process that injects molten material (such as plastic) into a mold under high pressure. It is often used to produce parts with complex shapes and high precision. It is widely used in the fields of automobiles, electronics, home appliances, etc., and has the characteristics of high efficiency, mass production and low cost.

Design mold

Our engineers will design the mold specifications, including size, geometry and surface texture, based on the customer's drawing PDF and 3D model. The mold has functions such as cavity, core, gate, runner, ejection system and moving parts. Then the molten plastic is injected from the cavity, and then the plastic part can be made through the core.

The general material of the mold is steel or aluminum.

Common mold tools are single-cavity molds and multi-cavity molds. Single-cavity molds can only mold one part in one cycle, but the cost is lower. Multi-cavity molds can produce multiple parts at a time, which is very suitable for mass production and can save time and cost, but the initial mold cost.

Processing

1.Plastic heating and melting

2.Mold closing and locking

3.High pressure injection mold

4.Cool and set

5.Demolding and post-processing

Plastic Material

1.ABS: It is high temperature resistance and good mechanical performance. 

Application: enclosure, bracket, and other parts.


2.PA: It is wear-resistant and high melting point.

Application: gear, bearing, and other parts.


3.PC: It is high strength and transparency. 

Application: electronic device housing, optical component, and other parts.


4.PP: It is heat resistant and chemically stable. 

Application: internal parts.


5.PMMA: It is high transparency and good surface hardness. 

Application: dialyzer components, optical components, and other parts.


6.PVC: It is flame retardant and durability. 

Application: pipe fittings and other parts.


7.PEEK: It is heat and chemical resistance. 

Application: aerospace parts, medical instrument parts.


8.PTFE: It is high temperature resistance, corrosion resistance.

Application: sealing parts, insulation parts.


9.etc.

Die-casting

Die casting is a casting process that pours or injects molten metal into a mold, waits for it to solidify, and then removes the part from it. Generally, die-cast parts are manufactured together with CNC precision machining to ensure that some key parts, holes and threads maintain high precision of the parts. It is widely used for its advantages such as the ability to manufacture complex shapes, short cycle time, high output, and maintain strict tolerances and smooth surface finish.

Manufacture Mould

Before manufacturing the mold, our engineers will use CAD, CFD and other software to simulate the shape, size, internal friction, temperature distribution, flow, heat dissipation rate and lubrication efficiency of the mold according to the customer's part drawings. Then, according to the size, tolerance and quantity of the customer's parts, we will select the appropriate mold cavity; the mold cavity can be divided into single cavity, multi-cavity, combination and unit mold.

The general material of the die-casting mold is steel, which can be divided into hot chamber die-casting and cold chamber die-casting according to metal melting and injection. Hot chamber die-casting is suitable for zinc and magnesium alloys with low melting points; it is suitable for the production of strong, dense, strict tolerance surface finish and small and medium-sized parts with size requirements, such as electronic equipment housings, connectors, gears and other parts. Cold chamber die-casting is generally used for aluminum alloys and copper alloys with higher melting points; it can produce large, strong parts with excellent mechanical properties and high durability, which is indispensable in the automotive and aerospace fields.

Processing

1.Metal heating and melting

2.Metal Injection

3.Cooling

4.Cast removal

5.Finishing (CNC machining, drilling, etc.)

Metal material

1.Aluminum alloy: A380, A360, A390, A413, ADC12, etc.

Characteristic: Lightweight, cost-effective, etc.

Application: aerospace parts, automotive parts, etc.


2.Magnesium alloy: AZ91D, AM60B, AS41B, etc.

Characteristic: Lightweight, good castability, etc.

Application: aerospace parts, electronic parts, etc.


3.Zinc alloy: Zamak #2, #3, #5, #7, ZA8, ZA27, etc.

Characteristic: Ideal for weight-sensitive, good castability, etc.

Application: automotive parts, electronic parts, etc.


4.Copper alloy: Brass (e.g., C85700), Bronze (e.g., C93200)

Characteristic: High strength, durable, etc.

Application: electrical connector, bearing, etc.


5.Etc.