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

rotational molding-Fairmount-Rotational molding refers to a plastic manufacturing practice that produces hollow stress-free product lines. The process uses high temperatures and bi axial rotation to come up with seamless, one piece objects that have several forms, sizes and colors. This method is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The feature that makes this different from other plastic manufacturing processes because no pressure is involved. It also has few competitors when it comes down to the creation of large size hollow items which are long-lasting and inexpensive.There is a variety of items that are developed by this process including large water tanks, automobile materials, sophisticated molded medical products, recreation equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in regards to design and forms that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Fairmount GA 30139, 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 moulding 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 Molded-Fairmount-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 Fairmount 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 Rotomolding Method Components

This moulding process has been used since ancient times for creatingvseverl product lines. Egyptians as an example, applied roto-molding solutions in the making of ceramics. The Swiss were also making use of this rotation technique to generate hollow chocolate eggs. Some plastic product lines in the USA were made using this approach some time between 1940 and 1950. The process has however taken very long to catch on because it was considered to be a rather slow process

1. Mould fitting.
A fixed measure of polymer in grain form is filled into a hollow mould. The mould is usually constructed from cast aluminium or sheet steel substance. The color intended for the end product 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 style of plastic assembly.

Preheating of the oven follows, and it can 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 secured and positioned into the oven.

2. The heating and fusion step.
Once placed into the oven, the mold is spun on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The turning is done slowly and gradually, about 20 revolutions per sixty seconds. One thing that is important at this moment is the period of time the mould will spend inside the oven. If it overstays, the component will lose stability and strength, producing a poor item. If it is removed from the oven prematurely, the polymer will not have melted properly, which develops bubbles in the finalized item.

3. Mold cooling.
When the product has sufficiently spent the enough 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 a cool mist. When the component cools, it reduces slightly for ease of removal from the mould. This is another step that depends a lot on the ideal timing, since rapid cooling shrinks the material too quick, causing warping of the product.

4. The removing or de-moulding phase.
When the product inside te mold has cooled adequately, the molder taking care of the process can then remove the completed item from the mold. The function is repeated from the start, giving a series of similar products.

For more information on the different rotational molding options offered for the Fairmount GA 30139 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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