Guidelines for How to Choose a Plastic Mold Maker in China

16 Dec.,2024

 

Guidelines for How to Choose a Plastic Mold Maker in China

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There are thousands of plastic injection mold makers in China today. It makes lots of people confused about how to choose a plastic mold maker correctly or to pick up the right mold supplier for your project. Here are some guidelines you should know to help you out with the problem.

1st of all, we must know our requirements for the exact product for the project. Then we can sort out how to choose a right mold maker to manufacture our mold.

Here we simply list the key points for different grand mold manufacturers as below:

1. Top Grand Injection Mold Manufacturers:


A professional injection mold manufacturer has an experienced team for mold design, manufacturing, quality control, inspection, and many top machines in the industry. Including but no only: high-speed CNC lathes, CNC milling machine, CNC machining centers, mirror spark machines, slow-moving wire, precision grinders, high precision injection molding machines , two-dimensional, three-dimensional testing equipment, etc. It is suitable for molds with complete surface treatment, perfect interface, flawless product assembly, reasonable and standardized internal structure, and mold tolerance of about 0.02mm.

2. Medium Injection Mold Makers


This kind of mold maker has medium precision equipment, including imported or CNC machines, spark machines, precision grinders, milling machines, wire cutting machines, injection machines, two-dimensional measuring instruments, etc., and abundant manpower. The suitable products are: the surface treatment meets the standard, the interface is relatively smooth, the product assembly is no problem, and the mold tolerance is about 0.06mm.

This kind of mold maker has medium precision equipment, including imported or CNC machines, spark machines, precision grinders, milling machines, wire cutting machines, injection machines, two-dimensional measuring instruments, etc., and abundant manpower. The suitable products are: the surface treatment meets the standard, the interface is relatively smooth, the product assembly is no problem, and the mold tolerance is about 0.06mm.

3. Ordinary Mold Makers


This kind of mold maker has fewer machines and engineers. Lots of parts maybe OEM outside and lead time is not so good. It is suitable for making molds that have less strict requirements on appearance and precision. They can manufacturer molds with little deviation in product shape and appearance.

This kind of mold maker has fewer machines and engineers. Lots of parts maybe OEM outside and lead time is not so good. It is suitable for making molds that have less strict requirements on appearance and precision. They can manufacturer molds with little deviation in product shape and appearance.

Above are the 3 guidelines for how to choose plastic injection mold makers in China. You can check with them for what kind of machines they have, the factory ground size, and how many engineers/employees they have, plastic mold tolerance level/weight tolerance level they can reach. You can simply ask the sales for mold tolerance to got the main idea of whether they can reach your requirement.

Of course, these are all based on objective factors to choose a plastic injection mold manufacturer. There are also some subjective factors such as management, employee attitudes, and the company&#;s strong partners.

There are some other guidelines for how to choose your plastic mold maker. It`s about your product size. As big size product will need big CNC manufacturing machines and testing machines.

1. Big Size Molds: Above 900 x 600 mm

2. Medium Size Molds: larger than 300 x 300mm but smaller than 900 x 600 mm

3. Small Size Molds: less than or equal to 300 x 300mm

For large molds, we should check whether they have the big machines to produce the molds, have a big crane or not, enough space for mold manufacturing.

The mold factory inspection checking list should include the below points:

1) Does the CNC machines` workbench whether big enough for 2 meters or more, and whether the spark machine, wire cutting machine, milling machine, grinder and other equipment meet the standards.

2) Does the crane have a lifting capacity of more than 10 tons?

3) Whether this plastic mold factory has enough experience to make large-scale molds, you can ask the factory to come up with the model made in the past for reference.

For medium-sized molds, it can be realized in ordinary mold factories, including: complete equipment, enough space, cranes of more than 2 tons, and even large mold factories can make medium-sized molds.

As the small molds, it can be implemented in basically all mold factories. Of course, the precision requirements must be determined by referring to the various objective and subjective factors written in the mold factory.

For more information, please visit china mold engineering factory.

Above are some guidelines for how to choose a quality plastic mold manufacturer. There are some other things you want to know but it`s not listed on it. But you can check our other post or you can mention it on the below comment. So we can add it for more convenience reading.

How to Choose a Good Chinese Injection Mold Company?

There are many injection mold supplies in China, which is more suitable for you? The following points are for reference

1. Quote

This is more intuitive factor, a good mold manufacturer, their quotes are detailed, and will be based on your product structure and size of mold core and mold bases, selected material, tonnage of production equipment, quality and after-sales service, etc.. The price quoted is reasonable, has its manufacturing cost estimate system.


2. Manufacturing

When a mold manufacturer produces a mold, it has its own mold project schedule, such as the design cycle, procurement material cycle, processing cycle, sample cycle, etc. There is very intuitive project progress on the manufacturing. Injection molding process control takes an important role in whole manufacturing.

3. Equipment and Technology

The processing equipment directly affects the quality of the mold. If the processing equipment is not complete equipped, less accuracy, mold will be bad. The other point is the injection molding technology. The processing technology also includes the design level. If the structure of the mold is unreasonable, the production efficiency and quality of the products are not much better.

4. Integrity

Some mold makers use cheaper mold material in production, but the quotation is based on better material. Customers may think the quotation is very good based on the good material, but they don&#;t know the manufacturer will use cheaper material. This is a trap, therefore, the service life of the mold will not be expected, also have cracks, breakage and so on problems. Generally speaking, a good mold manufacturer will provide a material report after the mold is done. This material report is provided by the material manufacturer and has legal benefits.

5. after-sales service

The mold manufacturer's after-sales service is very important because workers&#; incorrect operation is inevitable when mold using, need mold manufacturer give technical support, even return to factory for repair. If the mold manufacturer doesn&#;t give some help, that would cause the customer's factory work stoppages.

To sum up, it is very important to choose a good mold manufacturer, because they not only can provide you with satisfactory molds but also can make the after-sales easy. When the customer encounters a production problem, they can also consult these professional mold manufacturer, they will provide good advice to customers in many aspects such as design, production, troubleshooting etc., can save costs, improve efficiency, let customers sell products with better reputation and price during the use of customers. And that's a good business cycle that I've been looking forward to in the mold manufacturing industry.












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