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

rotomoulding-Camden-Rotational molding refers to a plastic manufacturing technique that generates hollow stress-free items. The technique uses high temperatures and bi axial rotation to come up with seamless, one piece items that have a wide range of shapes, colors and sizes. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The feature that makes this unique from other plastic manufacturing procedures in that no pressure is involved. It also has few competitors when it comes to the creation of sizable hollow products which are durable and inexpensive.There is a wide range of product lines that are created by this process including big water tanks, automobile materials, sophisticated molded medical products, recreation equipment, toys, canoes, commercial equipment among many others.This is because of the versatility in terms of type 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 Camden TN 38320, 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

Plastic Molding-Camden-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 Tennessee 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 Camden Tennessee 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 process has been used since earlier times for creatingvseverl items. Egyptians as an example, applied rotomoulding systems in the manufacturing of ceramics. The Swiss were also using this rotation technique to generate hollow chocolate eggs. Some plastic items in the USA were manufactured utilizing this approach some time between 1940 and 1950. The technique has however taken long to take affect because it was thought of to be a very slow-moving process

1. Mold fitting.
A predetermined measure of polymer in powder form is filled into a hollow mold. The mold is usually constructed from cast aluminium or sheet steel substance. The color tone chosen for the end item 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 style 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 mould with the powdered polymer is then secured and installed within the oven.

2. The heat and fusion process.
Once within the oven, the mold is rotated on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The rotation is done slowly, about 20 spins per minute. One thing that is important at this moment is the period of time the mold will spend inside the oven. If it overstays, the material will lose stability and durability, generating a faulty product. If it is extracted from the oven too early, the polymer will not have melted properly, which generates bubbles in the completed item.

3. Mould cooling.
When the product has completely spent the right amount 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 a cool mist. When the material cools, it reduces a little for ease of removal from the mould. This is yet another step that depends a lot on the right timing, since quick cooling decreases the material too quick, causing warping of the item.

4. The discharging or de-molding phase.
As soon as the material inside te mold has cooled adequately, the molder managing the operation can then take out the finished product from the mold. The function is repeated from the start, supplying a series of similar product lines.

For more information on the different rotational molding options offered for the Camden TN 38320 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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