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

roto-molding-Peck-Rotational molding refers to a plastic manufacturing procedure that makes hollow stress-free items. The procedure uses high temperatures and bi axial rotation to follow up with seamless, one piece objects that have a wide range of designs, sizes and colors. This method is also called rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The function that makes this different from other plastic manufacturing procedures because no pressure is needed. It also has few competitors when it pertains to the creation of large hollow products which are resilient and inexpensive.There is a wide range of items that are generated by this process including large size water tanks, automobile materials, complex designed medical items, recreation equipment, toys, kayaks, industrial equipment among many others.This is because of the flexibility in terms of design and shapes that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Peck MI 48466, 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-Peck-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 Michigan 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 Peck Michigan 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 Procedure Components

This moulding procedure has been used since early times for creatingvseverl products. Egyptians for instance, applied rotocasting solutions in the creating of ceramics. The Swiss were also working with this rotation approach to create hollow chocolate eggs. Some plastic items in the USA were made utilizing this approach some time between 1940 and 1950. The process has however taken very long to take affect because it was thought of as being a very slow-moving process

1. Mould preparation.
A predetermined measure of polymer in grain form is filled into a hollow mould. The mould is usually crafted from cast aluminium or sheet steel material. The coloring wanted for the final item 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 format of plastic assembly.

Pre-heating 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 mold with the powdered polymer is then sealed and placed into the oven.

2. The heating and fusion process.
Once within the oven, the mold is revolved on two axis so the powdered polymer liquefies from the heat and coats the inside if the mold. The turning is done gradually, about 20 rotations per minute. The main thing that is important at this point is the amount of time the mold will spend within the oven. If it overstays, the product will lose stability and strength, making a poor product. If it is extracted from the oven too early, the polymer will not have liquefied correctly, which develops bubbles in the finished product line.

3. Mould cooling.
When the product has completely spent the correct 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 a cool mist. When the product cools, it reduces a little for ease of extraction from the mold. This is one more measure that depends a lot on the correct timing, since rapid cooling shrinks the material too rapidly, causing bending of the product.

4. The removing or de-molding phase.
As soon as the component within te mould has cooled successfully, the person handling the operation can then remove the finalized product from the mould. The procedure is repeated from the start, making a number of similar products.

For more information on the different rotational molding options offered for the Peck MI 48466, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

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