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

rotomolding-Glennville-Rotational moulding pertains to a plastic manufacturing technique that generates hollow stress-free products. The technique relies upon high temperatures and bi axial rotation to follow up with seamless, one piece objects that have different forms, sizes and colors. This technique is also referred to as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl types.

The component that makes this unique from other plastic manufacturing procedures that no pressure is needed. It also has few contenders when it comes down to the manufacture of sizable hollow items which are resilient and inexpensive.There is a wide range of products that are produced by this process including large water tanks, automobile products, complex designed medical items, recreation equipment, toys, kayaks, industrial equipment among many others.This is due to the flexibility in regards to style and forms that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Glennville GA 30427, 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

Custom Molding-Glennville-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 Georgia 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 Glennville Georgia 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 Roto-Molding Method in Detail

This molding operation has been used since earlier times for creatingvseverl items. Egyptians for example, utilized rotational molding procedures in the producing of ceramics. The Swiss were also employing this rotation design to create hollow chocolate eggs. Some plastic items in the USA were made using this technique some time between 1940 and 1950. Due to the fact that it was considered to be a somewhat slow-moving process, the system has however taken long to catch on

1. Mold preparation.
A fixed quantity of polymer in grain form is packed into a hollow mold. The mould is usually made from cast aluminium or sheet steel substance. The color chosen for the end product is pre compounded into the polymer. The most often 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 heated up to temperatures between 500-700F. The mold with the powdered polymer is then secured and installed into the oven.

2. The heating and fusion procedure.
Once placed into the oven, the mould is spun 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 spins per min. The main thing that is vital at this moment is the period of time the mould will spend inside the oven. If it overstays, the material will lose stability and strength, making a faulty item. If it is removed from the oven too early, the polymer will not have melted properly, which develops bubbles in the finalized item.

3. Mold cooling down.
When the product has sufficiently spent the right amount 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 shrinks slightly for ease of extraction from the mold. This is one more step that depends upon a lot on the right timing, since quick cooling shrinks the material too fast, causing warping of the item.

4. The discharging or de-molding step.
As soon as the component within te mold has cooled effectively, the person taking care of the process can then remove the completed product from the mold. The procedure is repeated from the beginning, providing a series of similar items.

For more information on the different rotational molding options offered for the Glennville GA 30427 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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