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

rotational molding-Breckenridge-Rotational molding refers to a plastic manufacturing procedure that creates hollow stress-free items. The technique utilizes high temperatures and bi axial rotation to follow up with seamless, one piece products that have varying shapes, colors and sizes. This technique is also called rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The function that makes this unique from other plastic manufacturing methods in that no pressure is needed. It also has few rivals when it involves the creation of large size hollow items which are long lasting and inexpensive.There is a variety of products that are created by this process including large water tanks, automobile products, intricate molded medical items, leisure equipment, toys, canoes, industrialized equipment among many others.This is because of the versatility in regards to design and forms that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Breckenridge CO 80424, 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 rotomolding 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 Products-Breckenridge-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 Colorado 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 Breckenridge Colorado 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 Method in Detail

This moulding method has been used since early times for creatingvseverl product lines. Egyptians as an example, worked with rotocasting systems in the creating of ceramics. The Swiss were also working with this rotation method to make hollow chocolate eggs. Some plastic items in the USA were made using this procedure some time between 1940 and 1950. Considering that it was looked at to be a somewhat slow-moving method, the procedure has however taken long to become popular

1. Mold preparation.
A fixed quantity of polymer in grain form is loaded into a hollow mold. The mold is usually comprised of cast aluminium or sheet steel material. The coloring wanted for the finished 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 format of plastic manufacturing.

Preheating of the oven starts, and it can be done by either conduction, convection or sometimes radiation. It is heated up to temperatures between 500-700F. The mould with the powdered polymer is then sealed and installed into the oven.

2. The heating up and fusion process.
Once placed into the oven, the mold is rotated on two axis so the powdered polymer liquefies from the heat and layers the inside if the mould. The rotation is done slowly and gradually, about 20 revolutions per minute. One thing that is crucial at this moment is the period of time the mold will spend within the oven. If it overstays, the product will lose value and durability, generating a faulty item. If it is removed from the oven too early, the polymer will not have melted properly, which produces bubbles in the completed product line.

3. Mold cooling.
When the component has completely spent the correct 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 generates a cool mist. When the component cools, it reduces a little for ease of removal from the mould. This is an additional step that relies a lot on the ideal timing, since rapid cooling decreases the material too rapidly, causing bending of the product.

4. The removing or de-moulding phase.
When the product within te mould has cooled properly, the person handling the procedure can then take out the finalized product from the mold. The process is repeated from the start, making a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Breckenridge CO 80424 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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