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

rotomolding-Lindon-Rotational molding pertains to a plastic manufacturing method that makes hollow stress-free items. The process relies on high temperatures and bi axial rotation to come up with seamless, one piece products that have several shapes, colors and sizes. This method is also known as rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The benefit that makes this different from other plastic manufacturing methods that no pressure is required. It also has few contenders when it comes to the manufacture of large size hollow products which are durable and inexpensive.There is a wide variety of product lines that are created by this process including large water tanks, automobile materials, intricate shaped medical products, leisure equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in regards to design and forms that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Lindon UT 84042, 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-Lindon-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 Utah 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 Lindon Utah 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 Method Components

This moulding operation has been used since early times for creatingvseverl products. Egyptians for instance, used roto-molding solutions in the making of ceramics. The Swiss were also using this rotation style to generate hollow chocolate eggs. Some plastic products in the USA were made utilizing this method some time between 1940 and 1950. Considering that it was thought of to be a somewhat slow method, the technique has however taken long to become popular

1. Mould fitting.
A predetermined amount of polymer in grain form is packed into a hollow mold. The mould is usually comprised of cast aluminium or sheet steel substance. The coloration wanted for the finished goods 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 design of plastic engineering.

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

2. The heat and fusion phase.
Once inside the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and layers the inside if the mold. The rotation is done slowly and gradually, about 20 revolutions per minute. The main thing that is vital at this point is the amount of time the mould will spend within the oven. If it overstays, the material will lose value and durability, generating a poor item. If it is extracted from the oven too early, the polymer will not have liquefied properly, which creates bubbles in the finished product line.

3. Mould cooling.
When the product has sufficiently spent the correct amount 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 product cools, it shrinks somewhat for ease of extraction from the mold. This is one more procedure that relies a lot on the ideal timing, since rapid cooling reduces the material too quick, causing warping of the material.

4. The un-loading or de-moulding step.
When the component inside te mould has cooled adequately, the molder managing the procedure can then extract the finalized item from the mold. The technique is repeated from the beginning, providing a number of identical items.

For more information on the different rotational rotomolding options offered for the Lindon UT 84042 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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