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

rotational moulding-Blue Mound-Rotational molding refers to a plastic production practice that creates hollow stress-free product lines. The method relies on high temperatures and bi axial rotation to come up with seamless, one piece items that have different designs, colors and sizes. This procedure is also called rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The feature that makes this different from other plastic manufacturing techniques because no pressure is required. It also has few rivals when it involves the manufacture of large hollow items which are long-lasting and inexpensive.There is a wide range of product lines that are created by this process including big water tanks, automobile materials, complex molded medical items, recreation equipment, toys, kayaks, commercial equipment among many others.This is due to the versatility in terms of style 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 Blue Mound IL 62513, 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 rotomolding 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-Blue Mound-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 Illinois 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 Blue Mound Illinois 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 Process in Detail

This molding procedure has been used since earlier times for creatingvseverl items. Egyptians for instance, applied rotational molding methods in the producing of ceramics. The Swiss were also applying this rotation technique to make hollow chocolate eggs. Some plastic products in the USA were made utilizing this approach some time between 1940 and 1950. Because it was viewed to be a somewhat slow-moving procedure, the system has however taken long to catch on

1. Mold preparation.
A fixed amount of polymer in particle form is packed into a hollow mould. The mold is usually constructed from cast aluminium or sheet steel material. The coloring preferred for the final 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 type of plastic engineering.

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 procedure.
Once within the oven, the mold is spun on two axis so the powdered polymer melts from the heat and coats the inside if the mold. The turning is done gradually, about 20 revolutions per min. One thing that is essential at this moment is the period of time the mold will spend inside the oven. If it stays to long, the product will lose value and strength, producing a faulty product. If it is taken out from the oven too early, the polymer will not have flowed correctly, which develops bubbles in the finalized product.

3. Mold cooling down.
When the component has completely 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 product cools, it reduces slightly for ease of extraction from the mold. This is an additional step that depends a lot on the right timing, since quick cooling decreases the material too quickly, causing bending of the product.

4. The discharging or de-moulding phase.
Once the product within te mould has cooled successfully, the person handling the operation can then take out the finished product from the mould. The function is repeated from the beginning, making a number of exact products.

For more information on the different rotational molding options offered for the Blue Mound IL 62513 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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