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

rotocasting-Elizabeth-Rotational moulding pertains to a plastic production solution that generates hollow stress-free product lines. The procedure relies on high temperatures and bi axial rotation to follow up with seamless, one piece products that have many different forms, sizes and colors. This technique is also referred to as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The benefit that makes this unique from other plastic manufacturing techniques that no pressure is called for. It also has few competitors when it comes to the manufacture of large hollow items which are long-lasting and inexpensive.There is a variety of products that are developed by this process including big water tanks, automobile products, complex molded medical items, leisure equipment, toys, kayaks, commercial equipment among many others.This is due to the versatility in regards to style 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 Elizabeth IN 47117, 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 rotocasting 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 Molding-Elizabeth-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 Indiana 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 Elizabeth Indiana 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 Method Components

This molding system has been used since early times for creatingvseverl product lines. Egyptians for example, worked with rotocasting procedures in the manufacturing of ceramics. The Swiss were also employing this rotation method to create hollow chocolate eggs. Some plastic items in the USA were manufactured utilizing this approach some time between 1940 and 1950. The procedure has however taken long to take affect because it was thought of as being a moderately slow-moving process

1. Mold readying.
A fixed measure of polymer in grain form is loaded into a hollow mould. The mold is usually made from cast aluminium or sheet steel substance. The color tone preferred 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 design of plastic production.

Preheating of the oven follows, and it can 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 placed into the oven.

2. The heat and fusion process.
Once inside the oven, the mould is rotated on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The rotation is done slowly, about 20 rotations per minute. Something that is essential at this point is the period of time the mould will spend inside the oven. If it overstays, the product will lose stability and durability, producing a faulty item. If it is extracted from the oven prematurely, the polymer will not have liquefied properly, which develops bubbles in the finalized product line.

3. Mould cooling down.
When the material has completely 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 somewhat for ease of removal from the mould. This is another step that depends upon a lot on the ideal timing, since rapid cooling shrinks the material too fast, causing warping of the material.

4. The un-loading or de-moulding step.
Once the component inside te mold has cooled effectively, the molder handling the process can then take out the finished item from the mold. The process is repeated from the beginning, giving a number of similar items.

For more information on the different rotational rotomolding options offered for the Elizabeth IN 47117 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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