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

rotomoulding-Huntington Beach-Rotational moulding pertains to a plastic manufacturing solution that makes hollow stress-free product lines. The procedure relies upon high temperatures and bi axial rotation to follow up with seamless, one piece objects that have varying designs, colors and sizes. This method is also referred to as roto-molding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The benefit that makes this different from other plastic manufacturing procedures that no pressure is required. It also has few competitors when it comes to the manufacture of large size hollow items which are long lasting and inexpensive.There is a wide range of products that are created by this process including big water tanks, automobile materials, sophisticated molded medical items, leisure equipment, toys, kayaks, industrial equipment among many others.This is due to the versatility in terms of design and forms that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Huntington Beach CA 92605, 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

Custom Molded-Huntington Beach-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 Huntington Beach 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 Roto-Molding Process Components

This molding method has been used since early times for creatingvseverl products. Egyptians as an example, applied rotocasting techniques in the producing of ceramics. The Swiss were also utilizing this rotation method to make hollow chocolate eggs. Some plastic items in the USA were manufactured utilizing this approach some time between 1940 and 1950. The process has however taken long to take affect because it was thought of to be a moderately slow process

1. Mold preparation.
A fixed volume of polymer in particle form is loaded into a hollow mold. The mold is usually constructed from cast aluminium or sheet steel component. The color tone preferred for the final product is pre compounded into the polymer. The most often used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this style of plastic assembly.

Preheating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mold with the powdered polymer is then secured and put inside the oven.

2. The heating up and fusion phase.
Once within the oven, the mould is rotated on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The rotation is done slowly, about 20 spins per minute. Something that is essential at this point is the period of time the mould will spend within the oven. If it overstays, the material will lose stability and durability, producing a poor product. If it is taken out from the oven prematurely, the polymer will not have melted correctly, which produces bubbles in the finished product.

3. Mold cooling down.
When the component has completely 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 creates a cool mist. When the component cools, it reduces somewhat for ease of extraction from the mould. This is yet another measure that depends upon a lot on the ideal timing, since quick cooling shrinks the material too rapidly, causing warping of the material.

4. The offloading or de-molding phase.
Once the material within te mold has cooled properly, the molder managing the operation can then take out the finalized product from the mold. The process is repeated from the beginning, giving a number of exact items.

For more information on the different rotational rotomolding options offered for the Huntington Beach CA 92605 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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