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

rotomoulding-Perris-Rotational moulding pertains to a plastic manufacturing solution that produces hollow stress-free items. The technique depends on high temperatures and bi axial rotation to follow up with seamless, one piece products that have several designs, colors and sizes. This method is also referred to as rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The function that makes this unique from other plastic manufacturing procedures because no pressure is involved. It also has few rivals when it pertains to the creation of large hollow products which are long-lasting and inexpensive.There is a wide range of products that are produced by this process including large size water tanks, automobile items, sophisticated shaped medical products, leisure equipment, toys, kayaks, commercial equipment among many others.This is due to the versatility in regards to design and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Perris CA 92570, 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 rotomolding 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 Manufacturing-Perris-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 Perris 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 operation has been used since ancient times for creatingvseverl product lines. Egyptians for example, utilized rotomoulding systems in the making of ceramics. The Swiss were also employing this rotation type to generate hollow chocolate eggs. Some plastic items in the USA were created using this approach some time between 1940 and 1950. Given that it was looked at to be a somewhat slow method, the method has however taken long to catch on

1. Mold preparation.
A fixed volume of polymer in grain form is loaded into a hollow mold. The mould is usually made from cast aluminium or sheet steel material. The coloring preferred for the end goods is pre compounded into the polymer. The most typically used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this type of plastic assembly.

Pre-heating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then locked and positioned inside the oven.

2. The heating up and fusion step.
Once within the oven, the mould is revolved on two axis so the powdered polymer liquefies from the heat and layers the inside if the mould. The spinning is done slowly and gradually, about 20 revolutions per min. Something that is important at this moment is the amount of time the mold will spend inside the oven. If it overstays, the component will lose value and strength, making a poor product. If it is taken out from the oven too early, the polymer will not have flowed properly, which generates bubbles in the finalized item.

3. Mold cooling down.
When the product has completely spent the right amount of time in the oven, it is then extracted for cooling. This may be done by air or water, or sometimes a mixture of both which a cool mist. When the material cools, it shrinks a little for ease of extraction from the mold. This is yet another step that depends upon a lot on the right timing, since rapid cooling reduces the material too quick, causing bending of the item.

4. The removing or de-moulding phase.
Once the component inside te mold has cooled adequately, the molder handling the process can then extract the finalized product from the mould. The procedure is repeated from the beginning, supplying a series of similar products.

For more information on the different rotational rotomolding options offered for the Perris CA 92570 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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