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

rotocasting-Deming-Rotational molding refers to a plastic manufacturing solution that produces hollow stress-free products. The technique relies upon high temperatures and bi axial rotation to follow up with seamless, one piece products that have a wide range of designs, colors and sizes. This procedure is also referred to as rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The component that makes this unique from other plastic manufacturing procedures that no pressure is needed. It also has few rivals when it pertains to the manufacture of large size hollow items which are durable and inexpensive.There is a wide variety of products that are produced by this process including big water tanks, automobile materials, complex molded medical items, recreation equipment, toys, kayaks, industrialized equipment among many others.This is because of the versatility in terms of type 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 Deming WA 98244, 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 roto-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

Custom Molded-Deming-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 Deming 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 Procedure in Detail

This moulding method has been used since early times for creatingvseverl items. Egyptians as an example, employed rotomoulding techniques in the manufacturing of ceramics. The Swiss were also employing this rotation method to generate hollow chocolate eggs. Some plastic items in the USA were developed using this method some time between 1940 and 1950. Because it was regarded to be a relatively slow-moving procedure, the technique has however taken long to catch on

1. Mold preparation.
A predetermined measure of polymer in powder form is filled into a hollow mould. The mould is usually composeded of cast aluminium or sheet steel substance. The color tone desired for the end item 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 design of plastic assembly.

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

2. The heat and fusion procedure.
Once inside the oven, the mold is turned on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mould. The rotation is done slowly and gradually, about 20 spins per min. The main thing that is crucial at this moment is the period of time the mould will spend inside the oven. If it stays to long, the material will lose value and strength, making a faulty product. If it is extracted from the oven too early, the polymer will not have liquefied properly, which produces bubbles in the finished item.

3. Mold cooling.
When the component has completely spent the enough of time in the oven, it is then extracted 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 shrinks somewhat for ease of extraction from the mold. This is an additional procedure that relies a lot on the ideal timing, since rapid cooling decreases the material too fast, causing bending of the item.

4. The un-loading or de-molding step.
When the component inside te mould has cooled successfully, the molder handling the process can then extract the completed item from the mould. The process is repeated from the beginning, providing a number of similar products.

For more information on the different rotational rotomolding options offered for the Deming WA 98244 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to custom molded

Local Resources

Production Example
Google Map