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

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

The component that makes this unique from other plastic manufacturing techniques that no pressure is required. It also has few rivals when it involves the production of sizable hollow products which are durable and inexpensive.There is a wide variety of products that are produced by this process including large water tanks, automobile materials, intricate designed medical products, recreation equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in regards to style and shapes that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Sun Valley NV 89433, 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

Plastic Products-Sun Valley-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 Nevada 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 Sun Valley Nevada 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 moulding procedure has been used since earlier times for creatingvseverl products. Egyptians for example, used rotomoulding procedures in the of ceramics. The Swiss were also working with this rotation type to make hollow chocolate eggs. Some plastic product lines in the USA were made utilizing this procedure some time between 1940 and 1950. The technique has however taken very long to take affect because it was looked at as being a moderately slow-moving process

1. Mould readying.
A predetermined quantity of polymer in grain form is loaded into a hollow mould. The mold is usually crafted from cast aluminium or sheet steel component. The color desired 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 style of plastic manufacturing.

Preheating 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 inserted within the oven.

2. The heat and fusion process.
Once placed into the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The spinning is done slowly, about 20 revolutions per sixty seconds. The main thing that is essential at this moment is the amount of time the mould will spend within the oven. If it overstays, the component will lose value and durability, producing a poor item. If it is removed from the oven too early, the polymer will not have flowed correctly, which generates bubbles in the finalized product.

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 generates a cool mist. When the component cools, it reduces somewhat for ease of removal from the mould. This is yet another procedure that relies a lot on the ideal timing, since rapid cooling decreases the material too quick, causing warping of the product.

4. The offloading or de-moulding step.
Once the product within te mold has cooled properly, the molder taking care of the operation can then take out the completed product from the mold. The process is repeated from the start, supplying a number of identical product lines.

For more information on the different rotational rotomolding options offered for the Sun Valley NV 89433 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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