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

rotational molding-Lovell-Rotational molding refers to a plastic manufacturing method that makes hollow stress-free items. The function relies upon high temperatures and bi axial rotation to follow up with seamless, one piece products that have various designs, sizes and colors. This procedure is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl types.

The component that makes this different from other plastic manufacturing processes that no pressure is needed. It also has few contenders when it pertains to the creation of large hollow products which are durable and inexpensive.There is a wide range of products that are produced by this process including large size water tanks, automobile materials, complex shaped medical items, leisure equipment, toys, canoes, industrialized 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 Lovell WY 82431, 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 moulding 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 Molding-Lovell-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 Wyoming 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 Lovell Wyoming 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 in Detail

This molding procedure has been used since early times for creatingvseverl product lines. Egyptians as an example, worked with roto-molding procedures in the producing of ceramics. The Swiss were also making use of this rotation format to create hollow chocolate eggs. Some plastic product lines in the USA were made using this approach some time between 1940 and 1950. Due to the fact that it was regarded to be a rather slow method, the approach has however taken long to catch on

1. Mould readying.
A predetermined quantity of polymer in particle form is filled into a hollow mould. The mold is usually constructed from cast aluminium or sheet steel material. The color tone desired for the end item is pre compounded into the polymer. The most typically used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this design of plastic production.

Preheating 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 mould with the powdered polymer is then sealed and placed inside the oven.

2. The heating and fusion step.
Once within the oven, the mold is revolved on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mould. The spinning is done gradually, about 20 revolutions per min. Something that is vital at this point is the amount of time the mould will spend within the oven. If it stays to long, the material will lose value and durability, creating a weak item. If it is taken out from the oven prematurely, the polymer will not have flowed correctly, which generates bubbles in the finalized product.

3. Mould cooling down.
When the product has sufficiently spent the right amount of time in the oven, it is then taken out for cooling. This can be done by air or water, or sometimes a mixture of both which creates a cool mist. When the component cools, it shrinks somewhat for ease of removal from the mould. This is yet another measure that relies a lot on the correct timing, since quick cooling shrinks the material too rapidly, causing warping of the material.

4. The removing or de-molding step.
When the product inside te mould has cooled successfully, the person handling the procedure can then take out the completed product from the mold. The technique is repeated from the start, providing a number of similar items.

For more information on the different rotational rotomolding options offered for the Lovell WY 82431 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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