Looking for rotational molding alternatives for California? Want affordable custom plastic molding that is cost effective for Westlake Village area? Then give us a call at our toll free number 866-971-7861 or request a quote today!

rotational moulding-Westlake Village-Rotational moulding refers to a plastic production solution that produces hollow stress-free products. The technique uses high temperatures and bi axial rotation to come up with seamless, one piece items that have a wide range of designs, sizes and colors. This method is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The attribute that makes this unique from other plastic manufacturing methods because no pressure is needed. It also has few contenders when it involves the production of sizable hollow items which are durable and inexpensive.There is a variety of items that are generated by this process including large water tanks, automobile products, sophisticated designed medical products, recreation equipment, toys, kayaks, commercial equipment among many others.This is because of the versatility in terms of style and shapes that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Westlake Village CA 91359, it is a cheaper way of making plastics. This is because apart from the fact that no pressure is required, the cost of mold preparation is low.
  • A wide array of design options.
    There is no limit to the kind of design one may want to create. The roto-molding process therefore allows for the manufacturing of products that have complex shapes for different purposes.
  • Size.
    The process provides room for the manufacturing of products of any size, large or small. As mentioned earlier, it has few competitors when it comes to the making of large tanks at low costs.
  • Low risk.
    Due to the low costs of creating a mould, the process allows for test runs before one can decide whether to do mass production. It therefore minimizes the risk of losing a lot of investment.
  • Durable products.
    The process allows for even coating of the mould with the heated polymer, giving the product a wall with uniform thickness. It also gives the option of double coating for increased durability. Sometimes metal inserts are placed inside the mould to further strengthen the product.
  • Environmentally friendly.
    There is no waste that could have a negative impact on the environment because the products that cannot be used are reground and reused as polymer.

Examples of Products Made by Rotational Molding

Plastic Molding-Westlake Village-Rotocasting is a very versatile process, making it possible to create a variety of products for different industries.

  • Agricultural industry– From cattle feeders, water troughs, spray tanks etc.
  • Automotive industry– Filler tubes, dash boards, arm rests, sun visors, air conditioner duct work etc.
  • Furniture– We have plastic cabinets, chairs and tables made from this form of moulding.

There are numerous California plastic products also that have been made for the marine industry, lighting, waste storage and transportation, kayaks etc.

Few Disadvantages – There are nominal disadvantages that have been associated with rotocasting. For instance:

  • – The process is relatively slow when compared to injection moulding.
  • – There is a limitation when it comes to the type of raw material you can use. Only poly based and nylon polymers can be used.
  • – The process comes with an increased cost because the polymer has to be ground to powder form before use.
    These limitations are often overlooked considering that the process is still relatively cheap and offers more in terms of variety when it comes to the finished range of products.

Remember – There are new developments and discoveries that are being made as the world of plastic manufacturing in Westlake Village California continuously. For instance, tests are being done to see whether there are other materials that can be used for this process. But so far, rotomoulding offers a good option for the production of a wide range of inexpensive plastic products.

The Rotomoulding Procedure Components

This moulding system has been used since early times for creatingvseverl items. Egyptians for example, utilized roto-molding solutions in the of ceramics. The Swiss were also applying this rotation method to generate hollow chocolate eggs. Some plastic products in the USA were manufactured using this method some time between 1940 and 1950. The procedure has however taken very long to take affect because it was considered as being a pretty slow process

1. Mold fitting.
A predetermined amount of polymer in particle form is loaded into a hollow mould. The mould is usually composeded of cast aluminium or sheet steel material. The coloring desired for the finished goods is pre compounded into the polymer. The most commonly used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this type of plastic engineering.

Preheating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mould with the powdered polymer is then locked and placed into the oven.

2. The heating and fusion procedure.
Once placed into the oven, the mould is revolved on two axis so the powdered polymer melts from the heat and layers the inside if the mold. The spinning is done slowly and gradually, about 20 revolutions per sixty seconds. The main thing that is crucial at this point is the amount of time the mold will spend within the oven. If it stays to long, the material will lose stability and strength, generating a poor product. If it is extracted from the oven too early, the polymer will not have liquefied correctly, which produces bubbles in the completed product.

3. Mold cooling down.
When the component has sufficiently spent the right amount of time in the oven, it is then extracted for cooling. This can be done by air or water, or sometimes a mixture of both which generates a cool mist. When the product cools, it reduces slightly for ease of removal from the mould. This is one more measure that depends upon a lot on the ideal timing, since rapid cooling reduces the material too quickly, causing warping of the item.

4. The discharging or de-moulding phase.
As soon as the component within te mold has cooled effectively, the person managing the operation can then take out the finished product from the mould. The technique is repeated from the start, making a series of identical products.

For more information on the different rotational rotomolding options offered for the Westlake Village CA 91359 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

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