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

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

The benefit that makes this unique from other plastic manufacturing techniques that no pressure is involved. It also has few contenders when it comes down to the production of sizable hollow items which are resilient and inexpensive.There is a wide range of items that are developed by this process including large size water tanks, automobile products, sophisticated molded medical products, recreation equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in terms of design and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Monmouth IL 61462, 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

Custom Molded-Monmouth-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 Monmouth 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 Components

This moulding method has been used since ancient times for creatingvseverl items. Egyptians as an example, employed rotocasting procedures in the producing of ceramics. The Swiss were also applying this rotation method to generate hollow chocolate eggs. Some plastic products in the USA were created using this method some time between 1940 and 1950. Because it was looked at to be a relatively slow process, the system has however taken long to catch on

1. Mould fitting.
A fixed quantity of polymer in powder form is loaded into a hollow mold. The mould is usually constructed from cast aluminium or sheet steel substance. The coloring chosen for the final product 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 design of plastic manufacturing.

Pre-heating of the oven starts, 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 locked and put into the oven.

2. The heat and fusion procedure.
Once placed into the oven, the mould is revolved on two axis so the powdered polymer melts from the heat and coats the inside if the mould. The spinning is done slowly and gradually, about 20 revolutions per min. One thing that is vital at this moment is the period of time the mold will spend inside the oven. If it overstays, the material will lose value and durability, producing a weak item. If it is removed from the oven prematurely, the polymer will not have flowed correctly, which generates bubbles in the completed product.

3. Mould cooling.
When the material has completely spent the enough of time in the oven, it is then extracted 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 somewhat for ease of removal from the mould. This is one more procedure that depends a lot on the ideal timing, since quick cooling reduces the material too fast, causing warping of the material.

4. The offloading or de-molding step.
When the material inside te mould has cooled correctly, the person handling the procedure can then remove the completed item from the mould. The function is repeated from the start, supplying a series of exact products.

For more information on the different rotational molding options offered for the Monmouth IL 61462 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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