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

rotational moulding-Badger-Rotational molding pertains to a plastic production method that produces hollow stress-free product lines. The method utilizes high temperatures and bi axial rotation to follow up with seamless, one piece items that have a wide range of forms, colors and sizes. This method is also referred to as rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl types.

The attribute that makes this different from other plastic manufacturing processes because no pressure is needed. It also has few rivals when it comes down to the creation of sizable hollow items which are long-lasting and inexpensive.There is a variety of items that are created by this process including large water tanks, automobile items, intricate designed medical products, recreation equipment, toys, kayaks, commercial equipment among many others.This is due to the versatility in regards to design 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 Badger CA 93603, 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 rotomoulding 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

Custom Molding-Badger-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 Badger 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 Rotomolding Procedure in Detail

This molding procedure has been used since early times for creatingvseverl items. Egyptians as an example, employed rotocasting solutions in the manufacturing of ceramics. The Swiss were also working with this rotation approach to make hollow chocolate eggs. Some plastic products in the USA were created using this technique some time between 1940 and 1950. The procedure has however taken very long to take affect because it was thought of as being a somewhat slow-moving process

1. Mould prep work.
A predetermined measure of polymer in powder form is filled into a hollow mould. The mold is usually made from cast aluminium or sheet steel material. The colour needed for the finished product is pre compounded into the polymer. The most generally used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this design of plastic production.

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 put into the oven.

2. The heating and fusion procedure.
Once inside the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The spinning is done slowly, about 20 revolutions per min. Something that is vital at this moment is the period of time the mould will spend inside the oven. If it stays to long, the product will lose stability and durability, generating a weak item. If it is extracted from the oven prematurely, the polymer will not have liquefied properly, which generates bubbles in the finished product line.

3. Mold cooling down.
When the component has sufficiently spent the enough of time in the oven, it is then removed for cooling. This can be done by air or water, or sometimes a mixture of both which generates a cool mist. When the material cools, it reduces a little for ease of extraction from the mold. This is another procedure that relies a lot on the correct timing, since rapid cooling decreases the material too fast, causing warping of the item.

4. The removing or de-moulding phase.
As soon as the product inside te mold has cooled correctly, the molder managing the process can then extract the finalized item from the mold. The procedure is repeated from the beginning, giving a number of identical items.

For more information on the different rotational rotomolding options offered for the Badger CA 93603 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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