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

rotational molding-Centreville-Rotational moulding refers to a plastic manufacturing practice that produces hollow stress-free products. The process relies upon high temperatures and bi axial rotation to come up with seamless, one piece objects that have several shapes, colors and sizes. This procedure is also known as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The function that makes this different from other plastic manufacturing procedures in that no pressure is called for. It also has few competitors when it comes down to the creation of sizable hollow items which are long-lasting and inexpensive.There is a wide variety of products that are generated by this process including large size water tanks, automobile materials, intricate shaped medical products, leisure equipment, toys, canoes, commercial equipment among many others.This is due to the flexibility in terms of 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 Centreville MS 39631, 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 Molding-Centreville-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 Mississippi 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 Centreville Mississippi 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 Components

This moulding process has been used since earlier times for creatingvseverl items. Egyptians for example, employed rotational molding techniques in the of ceramics. The Swiss were also working with this rotation method to make hollow chocolate eggs. Some plastic items in the USA were created using this technique some time between 1940 and 1950. Due to the fact that it was looked at to be a somewhat slow approach, the process has however taken long to become popular

1. Mould prep work.
A fixed quantity of polymer in powder form is loaded into a hollow mold. The mould is usually built from cast aluminium or sheet steel component. The colour wanted 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 engineering.

Preheating 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 locked and put within the oven.

2. The heating and fusion process.
Once placed into the oven, the mould is turned on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The turning is done slowly, about 20 rotations per minute. The main thing that is critical at this moment is the amount of time the mould will spend within the oven. If it overstays, the material will lose stability and durability, producing a poor product. If it is taken out from the oven too early, the polymer will not have melted properly, which produces bubbles in the finalized product line.

3. Mould cooling down.
When the component 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 generates a cool mist. When the material cools, it reduces slightly for ease of extraction from the mold. This is another step that depends a lot on the ideal timing, since rapid cooling decreases the material too quickly, causing warping of the item.

4. The discharging or de-molding phase.
As soon as the component inside te mold has cooled adequately, the person managing the process can then extract the finished product from the mould. The process is repeated from the beginning, giving a series of similar products.

For more information on the different rotational rotomolding options offered for the Centreville MS 39631 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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