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

rotomoulding-Phillips-Rotational molding refers to a plastic production solution that produces hollow stress-free product lines. The process utilizes high temperatures and bi axial rotation to follow up with seamless, one piece products that have many different forms, colors and sizes. This technique is also known as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The component that makes this different from other plastic manufacturing methods that no pressure is required. It also has few competitors when it pertains to the production of large size hollow items which are resilient and inexpensive.There is a wide range of product lines that are produced by this process including big water tanks, automobile items, intricate molded medical products, leisure equipment, toys, kayaks, industrial equipment among many others.This is because of the flexibility in terms of style and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Phillips WI 54555, 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 rotational 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 Products-Phillips-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 Wisconsin 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 Phillips Wisconsin 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 Method in Detail

This molding technique has been used since ancient times for creatingvseverl items. Egyptians as an example, worked with rotomoulding methods in the of ceramics. The Swiss were also employing this rotation format to generate hollow chocolate eggs. Some plastic products in the USA were manufactured utilizing this procedure some time between 1940 and 1950. Due to the fact that it was looked at to be a relatively slow method, the method has however taken long to catch on

1. Mold readying.
A predetermined measure of polymer in powder form is packed into a hollow mould. The mould is usually made of cast aluminium or sheet steel component. The coloring 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 assembly.

Preheating 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 mold with the powdered polymer is then sealed and positioned within the oven.

2. The heating up and fusion phase.
Once inside the oven, the mould is turned on two axis so the powdered polymer melts from the heat and coats the inside if the mold. The spinning is done gradually, about 20 spins per sixty seconds. One thing that is crucial at this moment is the period of time the mould will spend inside the oven. If it overstays, the product will lose value and strength, making a poor item. If it is taken out from the oven too early, the polymer will not have flowed correctly, which produces bubbles in the finished item.

3. Mold cooling down.
When the material has sufficiently spent the enough of time in the oven, it is then removed for cooling. This may be done by air or water, or sometimes a mixture of both which a cool mist. When the component cools, it reduces somewhat for ease of extraction from the mould. This is one more step that depends a lot on the correct timing, since rapid cooling decreases the material too quick, causing bending of the product.

4. The unloading or de-moulding phase.
As soon as the component inside te mould has cooled effectively, the molder managing the procedure can then remove the completed item from the mold. The procedure is repeated from the beginning, providing a series of identical product lines.

For more information on the different rotational molding options offered for the Phillips WI 54555 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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