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

rotational molding-Russiaville-Rotational molding refers to a plastic manufacturing method that creates hollow stress-free items. The function uses high temperatures and bi axial rotation to come up with seamless, one piece products that have a variety of forms, sizes and colors. This method is also called rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The attribute that makes this different from other plastic manufacturing processes because no pressure is involved. It also has few competitors when it involves the manufacture of large size hollow products which are long-lasting and inexpensive.There is a wide variety of product lines that are produced by this process including big water tanks, automobile materials, sophisticated molded medical items, recreation equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in terms of design 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 Russiaville IN 46979, 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 rotomoulding 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-Russiaville-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 Russiaville 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 Roto-Molding Procedure in Detail

This moulding procedure has been used since earlier times for creatingvseverl items. Egyptians for example, used roto-molding techniques in the manufacturing of ceramics. The Swiss were also making use of this rotation method to generate hollow chocolate eggs. Some plastic product lines in the USA were made utilizing this method some time between 1940 and 1950. The process has however taken very long to take affect because it was looked at to be a moderately slow-moving process

1. Mold fitting.
A fixed measure of polymer in particle form is filled into a hollow mould. The mould is usually constructed from cast aluminium or sheet steel material. The coloration preferred for the finished 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 type of plastic manufacturing.

Pre-heating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then sealed and put within the oven.

2. The heating up and fusion process.
Once inside the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The spinning is done slowly and gradually, about 20 rotations per sixty seconds. One thing that is vital at this moment is the period of time the mould will spend within the oven. If it overstays, the component will lose value and strength, producing a faulty product. If it is removed from the oven too early, the polymer will not have melted properly, which generates bubbles in the finalized product.

3. Mold cooling.
When the component has sufficiently 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 generates a cool mist. When the product cools, it reduces somewhat for ease of extraction from the mold. This is another measure that depends upon a lot on the ideal timing, since rapid cooling decreases the material too quickly, causing warping of the item.

4. The unloading or de-moulding step.
When the material within te mould has cooled correctly, the person taking care of the operation can then remove the finalized product from the mould. The technique is repeated from the start, giving a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Russiaville IN 46979 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to custom molded

Local Resources

Production Example
Google Map