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

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

The attribute that makes this unique from other plastic manufacturing procedures that no pressure is required. It also has few competitors when it pertains to the manufacture of large size hollow products which are durable and inexpensive.There is a wide range of products that are produced by this process including big water tanks, automobile materials, sophisticated designed medical items, leisure equipment, toys, canoes, commercial equipment among many others.This is due to the flexibility in regards to type and shapes that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Cedar Vale KS 67024, 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

Plastic Manufacturing-Cedar Vale-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 Kansas 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 Cedar Vale Kansas 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 Rotomolding Process Components

This molding procedure has been used since earlier times for creatingvseverl items. Egyptians as an example, utilized rotocasting techniques in the creating of ceramics. The Swiss were also working with this rotation design to create hollow chocolate eggs. Some plastic items in the USA were developed using this approach some time between 1940 and 1950. Because it was thought of to be a very slow-moving system, the process has however taken long to become popular

1. Mould readying.
A fixed amount of polymer in powder form is loaded into a hollow mould. The mould is usually crafted from cast aluminium or sheet steel material. The coloration preferred for the finished item is pre compounded into the polymer. The most often used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this format of plastic engineering.

Preheating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mold with the powdered polymer is then secured and installed within the oven.

2. The heating up and fusion procedure.
Once inside the oven, the mold is revolved 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 minute. 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 durability, generating a poor product. If it is removed from the oven prematurely, the polymer will not have melted correctly, which generates bubbles in the finished item.

3. Mold cooling.
When the component has completely spent the correct amount of time in the oven, it is then taken out 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 removal from the mould. This is another procedure that depends a lot on the correct timing, since quick cooling shrinks the material too quickly, causing warping of the product.

4. The removing or de-moulding step.
Once the component inside te mold has cooled effectively, the person taking care of the operation can then remove the finalized item from the mould. The procedure is repeated from the beginning, giving a series of identical items.

For more information on the different rotational rotomolding options offered for the Cedar Vale KS 67024 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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