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

rotocasting-Maben-Rotational moulding refers to a plastic production practice that produces hollow stress-free items. The method relies on high temperatures and bi axial rotation to come up with seamless, one piece objects that have a variety of shapes, colors and sizes. This technique is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The function that makes this different from other plastic manufacturing techniques in that no pressure is needed. It also has few competitors when it comes down to the production of sizable hollow products which are resilient and inexpensive.There is a wide variety of products that are created by this process including large water tanks, automobile materials, complex molded medical items, recreation equipment, toys, canoes, commercial equipment among many others.This is because of the flexibility in terms of design and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Maben MS 39750, 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 rotational 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 Molding-Maben-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 Mississippi 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 Maben Mississippi 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 technique has been used since earlier times for creatingvseverl products. Egyptians for example, worked with roto-molding solutions in the manufacturing of ceramics. The Swiss were also making use of this rotation type to generate hollow chocolate eggs. Some plastic products in the USA were made using this approach some time between 1940 and 1950. The technique has however taken very long to take affect because it was considered to be a somewhat slow process

1. Mold readying.
A fixed measure of polymer in particle form is filled into a hollow mold. The mould is usually built from cast aluminium or sheet steel material. The colour intended for the final 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 format of plastic assembly.

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

2. The heating and fusion phase.
Once inside the oven, the mold is spun on two axis so the powdered polymer melts from the heat and overlays the inside if the mould. The turning is done gradually, about 20 spins per sixty seconds. Something that is essential at this moment is the amount of time the mould will spend inside the oven. If it overstays, the component will lose stability and durability, producing a weak product. If it is extracted from the oven prematurely, the polymer will not have flowed properly, which creates bubbles in the finalized product.

3. Mold cooling down.
When the component has sufficiently spent the enough 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 material cools, it shrinks a little for ease of extraction from the mold. This is yet another step that depends a lot on the ideal timing, since quick cooling reduces the material too quick, causing warping of the item.

4. The un-loading or de-molding step.
As soon as the product inside te mould has cooled properly, the molder handling the procedure can then take out the finalized product from the mold. The technique is repeated from the start, making a number of similar product lines.

For more information on the different rotational rotomolding options offered for the Maben MS 39750 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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