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

rotational molding-Fall River Mills-Rotational moulding pertains to a plastic production technique that creates hollow stress-free items. The method uses high temperatures and bi axial rotation to follow up with seamless, one piece items that have many different shapes, sizes and colors. This method is also known as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The attribute that makes this different from other plastic manufacturing techniques because no pressure is called for. It also has few competitors when it pertains to the creation of sizable hollow items which are durable and inexpensive.There is a variety of product lines that are produced by this process including big water tanks, automobile items, intricate designed medical products, recreation equipment, toys, kayaks, commercial equipment among many others.This is due to the flexibility in terms of design and forms that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Fall River Mills CA 96028, 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

Plastic Products-Fall River Mills-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 California 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 Fall River Mills California 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 in Detail

This molding procedure has been used since ancient times for creatingvseverl items. Egyptians for instance, worked with rotocasting methods in the creating of ceramics. The Swiss were also utilizing this rotation format to generate hollow chocolate eggs. Some plastic product lines in the USA were manufactured utilizing this approach some time between 1940 and 1950. Since it was regarded to be a somewhat slow-moving process, the procedure has however taken long to catch on

1. Mould readying.
A fixed measure of polymer in particle form is filled into a hollow mold. The mould is usually composeded of cast aluminium or sheet steel substance. The color tone preferred for the final goods 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 style of plastic engineering.

Pre-heating 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 locked and inserted within the oven.

2. The heating up and fusion procedure.
Once placed into the oven, the mould is spun on two axis so the powdered polymer melts from the heat and layers the inside if the mold. The spinning is done gradually, about 20 rotations per minute. Something that is critical at this point is the period of time the mould will spend inside the oven. If it overstays, the product will lose stability and durability, making a weak item. If it is removed from the oven prematurely, the polymer will not have liquefied properly, which creates bubbles in the completed product.

3. Mold cooling.
When the material has completely 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 a little for ease of extraction from the mold. This is yet another measure that relies a lot on the ideal timing, since quick cooling shrinks the material too quickly, causing warping of the item.

4. The removing or de-molding step.
Once the material within te mold has cooled properly, the person managing the process can then remove the finalized item from the mold. The procedure is repeated from the start, giving a number of similar product lines.

For more information on the different rotational rotomolding options offered for the Fall River Mills CA 96028 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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