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

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

The component that makes this unique from other plastic manufacturing methods in that no pressure is required. It also has few competitors when it comes down to the production of large size hollow products which are durable and inexpensive.There is a wide range of items that are created by this process including big water tanks, automobile materials, complex shaped medical items, leisure equipment, toys, canoes, industrialized equipment among many others.This is due to the versatility in regards to style 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 Veradale WA 99037, 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 Molding-Veradale-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 Washington 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 Veradale Washington 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 in Detail

This moulding procedure has been used since early times for creatingvseverl product lines. Egyptians as an example, applied rotational molding systems in the making of ceramics. The Swiss were also applying this rotation style to make hollow chocolate eggs. Some plastic items in the USA were created using this approach some time between 1940 and 1950. Considering that it was thought of to be a rather slow technique, the approach has however taken long to catch on

1. Mould fitting.
A fixed amount of polymer in particle form is filled into a hollow mold. The mould is usually crafted from cast aluminium or sheet steel material. The coloring wanted for the end item 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 engineering.

Preheating 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 mold with the powdered polymer is then sealed and placed into the oven.

2. The heating up and fusion phase.
Once inside the oven, the mold is turned on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The turning is done gradually, about 20 revolutions per sixty seconds. Something that is crucial at this point is the period of time the mold will spend within the oven. If it overstays, the product will lose value and strength, producing a poor product. If it is extracted from the oven too early, the polymer will not have liquefied correctly, which generates bubbles in the completed product line.

3. Mold cooling down.
When the product has sufficiently 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 material cools, it shrinks a little for ease of removal from the mold. This is another procedure that depends a lot on the correct timing, since rapid cooling decreases the material too quickly, causing bending of the material.

4. The removing or de-molding step.
When the component inside te mold has cooled successfully, the molder taking care of the process can then remove the finished product from the mold. The function is repeated from the beginning, providing a number of identical products.

For more information on the different rotational rotomolding options offered for the Veradale WA 99037 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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