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

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

The benefit that makes this unique from other plastic manufacturing procedures in that no pressure is involved. It also has few rivals when it pertains to the creation of sizable 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 items, intricate molded medical items, leisure equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in terms of type and shapes that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Burlington WY 82411, 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 moulding 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 Manufacturing-Burlington-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 Wyoming 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 Burlington Wyoming 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 technique has been used since earlier times for creatingvseverl products. Egyptians for instance, utilized rotational molding methods in the manufacturing of ceramics. The Swiss were also working with this rotation format to generate hollow chocolate eggs. Some plastic product lines in the USA were created utilizing this approach some time between 1940 and 1950. Considering that it was looked at to be a relatively slow approach, the procedure has however taken long to catch on

1. Mould fitting.
A predetermined volume of polymer in particle form is filled into a hollow mould. The mould is usually built from cast aluminium or sheet steel component. The color intended for the final goods is pre compounded into the polymer. The most typically used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this format of plastic production.

Pre-heating of the oven follows, and it can 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 secured and installed into the oven.

2. The heating and fusion phase.
Once placed into the oven, the mold is revolved on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The rotation is done slowly, about 20 spins per sixty seconds. Something that is crucial at this moment is the amount of time the mould will spend within the oven. If it overstays, the product will lose stability and strength, creating a faulty product. If it is taken out from the oven prematurely, the polymer will not have flowed correctly, which generates bubbles in the finalized item.

3. Mold cooling.
When the product has sufficiently 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 shrinks somewhat for ease of extraction from the mould. This is an additional measure that depends a lot on the right timing, since quick cooling shrinks the material too quick, causing bending of the material.

4. The discharging or de-moulding step.
As soon as the material within te mould has cooled correctly, the molder managing the process can then extract the finished product from the mould. The function is repeated from the beginning, giving a series of similar product lines.

For more information on the different rotational rotomolding options offered for the Burlington WY 82411 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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