Aluminium Mold for Plastic Injection

Inox as your Aluminium Mold for Plastic Injection Expert Provider

Inox Cast professionally offers aluminium mold for plastic injection services and solutions. Aluminium mold for plastic injection offers numerous advantageous characteristics and features. Inox is one of the price-competitive and technologically innovative manufacturers in China.

Our solutions and services for aluminium mould for plastic injection produce industrial parts and components. Aluminium mold tools for injection molding are more durable is to produce a complete range of parts for several industrial applications.

Inox Cast Aluminium mold for plastic injection offers toughness, excellent impact resistance, and higher strength. During the aluminium mold process, we make sure the material will withstand hot and cold-chamber casting.

Here at Inox Cast, the aluminium mold for plastic injection presents a combination of firmness, stability, toughness, high strength, and high performance. Inox Cast offers faster to produce, simpler, and cheaper aluminium mold products. We also guaranteed the finished products to be long-lasting in the operation.

We, Inox Cast professionals completely engaged in offering a full range of aluminium mold for plastic injection. We also offer them at a reasonable price range. We are able to supply the final products or the mould. Let our team know you`re interested in it, we can`t wait to work with you. ODM or OEM moulding is also accepted upon your request.

Our dedication to innovation and quality is the reason for our success in this present day. This also allows us to be the best partner you`re looking for. We are able to make your ideas into reality.

You can rely on Inox Cast. We promise to always pay attention to your product requirements, most especially the size and shape or popular trends of the material. You`re welcome here to inquire and expect instant quotes.

Aluminum Mold For Plastic Injection: The Ultimate FAQ Guide

If you want to be an expert in Aluminum mold for plastic injection, then this is the right guide for you.

Whether you want to learn about the defects, benefits, material grade of specifications, you will find everything right here.

Keep reading to learn more.

Is Aluminium Mold Suitable For Plastic Injection Moulding?

Yes, aluminum mold is the favourable mold that is used for plastic injection.

It is very important to note that aluminum mold is not a great moulding metal.

The other features of the aluminum mold make it the preferred mold for plastic injection.

Also, the unique qualities of the aluminum mold make it the best choice for manufacturers to use for plastic injection.

aluminum mold for plastic injections

How Does Aluminium Mold For Plastic Compare To Steel Mold For Plastic Injection?

Aluminum mold is cheaper than steel mold for plastic injection.

This is because of the ability of tooling shops being able to manufacture it faster compared to the steel mold.

Also, when it comes to the duration of manufacturing the mold, steel mold takes longer compared to aluminum mold.

aluminum mold for plastic injection

The timing greatly depends on various factors like part complexity, surface characteristics and inserts for specific features.

Due to the great high volume of steel, it makes it suitable for high volume production when your mold undergoes proper maintenance.

You are advised not to use the steel mold in low volume runs because this makes it more costly.

You cannot use the aluminium mold for high volume production as well as long production runs.

This is because due to the production process of aluminum, it is ideal for low volume runs.

It is also important to note that when it comes to plastic injection for highly detailed features, steel mold is the most suitable mold.

This is because the aluminium mold is a soft metal.

Adding to that, since aluminum mold is a soft metal material, it makes it easier for one to repair it.

This is very beneficial in instances where you get errors in production process.

The steel mold due to its hard material is expensive and also difficult to repair when damaged in the production process.

When it comes to heating and cooling times, aluminum mold has an advantage over steel mold.

steel mold for plastic injections

The aluminium mold can heat and cool faster compared to the steel mold.

This makes it possible for the manufacturer to produce more parts of the aluminium mold in a short period.

Why Use Aluminium Mold For Plastic Injection?

Since aluminum mold is lighter in weight, it makes it easy to be transported hence used in plastic injection.

The cost of the aluminum mold is way cheaper when compared to steel mold making it a better option for plastic injection.

Also, most manufacturers find it easier to handle the aluminum mold during molding thus making it the better option for plastic injection.

In addition, your finished plastic parts from the aluminum mold get heated and cooled faster.

When manufacturing aluminium mold for plastic injection, your production rate is fine and faster compared to other molds.

The aluminium mold for plastic injection makes it possible to avail uniform heat distribution.

If you compare the dissipation of heat in the aluminum mold it is faster and done refinery compared to other molds used for plastic injection.

Due to uniform heat distribution in the aluminum mold, this enables it not to shrink or distort the finished parts after plastic injection.

Are There Limitations Of Aluminium Mold For Plastic Injection?

The plastic parts must be designed with the aluminium mold considerations.

This majorly leads to part design restrictions since you have to follow the injection moulding basic rules.

Also, the whole process is costly and has long setup lead times.

This is because of the design, tooling and testing required in the process,

You can only inject mould apart after extensive testing in all the stages mentioned.

Due to the small run of parts, the method is very expensive for plastic injection.

This is brought about by the complexity of your tooling and also the setup time is quite lengthy.

Aluminum mold for plastic injection offers one a limited surface finish due to its lower density.

It is also very hard to improve your mold design in a scenario where one needs to make modifications.

This is because the molded parts can impact the aluminium mold for plastic injection.

Where Can You Use Aluminium Mold For Plastic Injection Moulding?

You can use the aluminium mold for plastic injection in the production of parts with aluminium tooling.

The parts can be either real products or can be prototypes.

Also, this technique is used widely in the aviation, industrial as well as automotive processes when it comes to rapid prototyping.

Which Features Should You Look For In Aluminium Mold For Plastic Injection Moulding?

The thermal expansion and cooling rate of your aluminum mold are very important features to take into consideration.

Your aluminium mold should have a high coefficient of thermal expansion.

This means when you heat it to the right temperature, it can cool down easily making production to be fast.

It is also important to look at the metallic properties of your aluminum mold.

This is to ensure that your aluminium mold has adequate mechanical strength as well as rigidity.

Also, your aluminum mold should be ductile hence making it the right material to use in tooling.

What Are The Designs Considerations For Aluminium Mold For Plastic Injection Moulding?

Your designs need to include a procedure for potential revisions.

This increases the aluminium mold cost but if there will be a need for correction, it becomes cost-effective.

Always ensure uniform wall thickness in your mold design.

This prevents some parts of your aluminum mold from cooling and gaining heat faster than other parts.

And by doing so, it will allow progressive solidification to occur very fast.

You should use suitable alloys in the design of your aluminium mold.

Silicon is the most preferred element because of its high specific heat capacity hence retains heat better than aluminum.

When it comes to the design of your aluminium mold for plastic injection, always use fillets instead of sharp corners.

This is because the sharp corners significantly differ in the shrinkage of the product part and this might lead to cracking or permanent deformity.

You can also incorporate inserts of different materials like brass and different shapes to enhance the durability of your aluminum mold design.

How Long Will Aluminium Mold For Plastic Injection Moulding Last?

The lifespan of your aluminium mold for plastic injection depends majorly on its use in product manufacturing.

You have to put in mind that the lifespan of your mold reduces if you use it for intensive product manufacturing.

aluminum mold for plastic injection

If you use it for prototyping, you can produce a few thousand parts from around 5000 to 10000 parts depending on the density of your mold.

Processes like surface coating and anodizing when incorporated they improve the durability of your aluminum mold.

How Should You Maintain Aluminium Mold For Plastic Injection Moulding?

Instead of welding your aluminum molds, insert the mold to prevent the pitting effect on your mold.

Addition of resins to your aluminium mold for plastic injection.

This will extend the lifespan of your aluminum mold.

Routine maintenance of cleaning the aluminium molds once removed from the press.

Also, it is vital to check wear and tear every time you remove your aluminum mold from the press.

Which Defects Are Common When Using Aluminium Mold For Plastic Injection Moulding?

Many defects are common when one is using an aluminium mold for plastic injection.

They include;

• Short shots; this happens when your mold cavity is not full hence defects on the final product.

It is caused by blocked passages in the mechanism or a defective gate.

When the gates are narrow and the plastic is viscous, it is easy to get short shots.

If you increase your injection speed and injection pressure, you will have an efficient flow before your plastic solidifies hence avoiding this defect.

• Surface delamination; is characterized by a flaking surface layer.

It occurs when thin layers on your plastic surface easily peel off.

This weakens your final product significantly and also affects its final strength.

Always ensure those working on your mold handle the plastic with a lot of care to prevent any contamination of your plastic.

Increasing the mould temperature is a solution here.

• Warping; occurs due to deformation in the aluminium molds for plastic injection products.

You can avoid this by ensuring that your cooling process is gradual and also long enough.

This ensures you do not have uneven stresses on your material.

• Burn marks; it is the discolouration of your final product on the surface or the edge.

Trapped air or overheating of the plastic in the nozzle is the main cause of this.

You can prevent this by lowering the overall temperature at the melting stage and this prevents overheating.

• Flow lines; are caused by different cooling rates as well as flow velocities in the molten plastic flowing through your aluminum mold.

This can be avoided if you redesign your mold to avoid sudden changes in the flow direction.

Also, increasing the temperature of your molten plastic and ensuring your plastic stays at high temperatures when filling your mold will prevent this.

How Much Does Aluminium Mold For Plastic Injection Moulding Cost?

the price of aluminium mold for plastic injection varies depending on the production run units.

The cost of the mid-volume production run of around 5000 units ranges from $2000 to $5000.

For molds that have complex geometry and larger production runs the cost ranges from $5000 to $100000.

What Causes Wear In Aluminium Molds For Plastics?

Wear in aluminum molds for plastic is caused by friction between the parts of the mold.

Also, the glass fibers contained in your plastic resin are what cause wear to your mold.

When the wear exceeds the tolerable range, your mold starts developing problems such as it cannot move correctly, its shape becoming deformed or your mold breaking.

Your aluminium mold can have either normal or abnormal wear.

The normal wear is caused by the parts of the mold sliding against each other and gradually getting worn out.

If you replace the worn-out parts, then you can prevent advanced failures of your mold.

The abnormal wear is mainly brought about in the designing and fabrication process.

For example, if your mold parts have different thicknesses when in use, the thicker parts eat into the softer parts when friction occurs hence scratches are generated during wear.

Are There Alternative Materials That Can Replace Aluminium Mold For Plastic Injection Moulding?

You can use steel mold for plastic injection instead of aluminium mold.

This is an option in the case where you require a large production volume run of parts that are worn-resistant.

It is important to note that, the steel molds when plastic injected are highly durable.

This is important when one wants a mold with a longer lifespan.

steel mold for plastic injection

Also, one can use copper alloys as an alternative for the aluminium mold in plastic injection.

This is a better option where the mold manufactured is required to have very fast heat removal.

The copper alloy can reduce your cycle time and at the same time improve the aesthetic quality of your molded parts.

Which Material Alloy Grade Do You Use To Make Aluminium Mold For Plastic Injection Moulding?

Aluminum alloys are not similar and you can differentiate them with the technique used in their production.

In their manufacturing process, you get an aluminum mold that is either heat-treated wrought material or non-heat treated cast material.

So the cast aluminum alloy is the best option when you want a mold that has excellent machinability as well as minimal residual stress.

Also, the cast alloy is the best solution for low-pressure and straight injection molds that require less than a few thousand shots.

For the wrought material alloy, they are used in plastic injection for molds that need to exhibit high strength.

The alloys have great machinability, polishing characteristics as well as dimensional through-thickness consistency.

How Do You Specify Aluminium Mold For Plastic Injection Moulding?

You can only specify the aluminium mold for plastic injection if you know where you will be using the mold.

If your mold is going to be used in areas where heat will not be a problem as well as you have minimal residual stress.

Then the non-heat treated cast aluminum mold is the best material to use.

In areas where you need a heat-treated aluminum mold and also high strength mold is required, then you have to use the wrought material of the aluminum mold.

Among the fundamental aspects you should specify include:

• Injection pressure
• Injection speed
• Metering stroke
• Swept volume
• Injection power
• Plasticizing rate

Is There Size Limitations for Aluminium Mold for Plastic Injection Moulding?

In idealistic situations, you cannot have a size limit for aluminium mold for plastic injection molding.

Practically, this is not true.

Depending on the plastic molding machines, the size of your mold depends on how large of a piece the machine can produce.

The largest machine currently can produce a mold big enough to mold a septic tank.

Always inquire about the size limitations of your molding machine before hiring it.

This helps you know the size of molds you are going to produce.

Why Should You Buy Aluminium Mold for Plastic Injection Moulding from China?

China has been manufacturing aluminium mold for plastic injection for a very long period.

This simply means that the companies manufacturing the aluminum mold have many years of experience in this sector.

It also means that due to the many years of experience, one has confidence in the aluminum molds for plastic injection manufactured to be of the best quality.

With many years of experience in manufacturing, a lot of research is done, hence they can manufacture cost-effective yet quality aluminum molds for plastic injection.

This is why one is always advised to buy an aluminium mold for plastic injection from China.

If you are also interested in die casting, Inox is here to help – talk to us now.