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

roto-molding-Hyannis Port-Rotational moulding refers to a plastic production method that creates hollow stress-free items. The function utilizes 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 technique is also known as rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The benefit that makes this different from other plastic manufacturing methods in that no pressure is needed. It also has few competitors when it involves the manufacture of large size hollow items which are long-lasting and inexpensive.There is a wide variety of product lines that are produced by this process including big water tanks, automobile items, sophisticated designed medical items, recreation equipment, toys, canoes, commercial equipment among many others.This is due to the versatility in regards to style and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Hyannis Port MA 2647, 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-Hyannis Port-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 Massachusetts 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 Hyannis Port Massachusetts 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 Procedure Components

This molding procedure has been used since ancient times for creatingvseverl products. Egyptians for instance, worked with rotational molding systems in the creating of ceramics. The Swiss were also making use of this rotation technique to create hollow chocolate eggs. Some plastic items in the USA were made utilizing this method some time between 1940 and 1950. Due to the fact that it was viewed to be a rather slow-moving process, the process has however taken long to become popular

1. Mold prep work.
A predetermined volume of polymer in particle form is filled into a hollow mould. The mold is usually composeded of cast aluminium or sheet steel component. The coloration chosen 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 format of plastic engineering.

Pre-heating of the oven starts, 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 secured and inserted into the oven.

2. The heating and fusion phase.
Once inside the oven, the mould is revolved on two axis so the powdered polymer liquefies from the heat and layers the inside if the mold. The rotation is done gradually, about 20 rotations per sixty seconds. Something that is essential at this moment is the period of time the mould will spend within the oven. If it stays to long, the material will lose stability and durability, generating a weak product. If it is extracted from the oven prematurely, the polymer will not have flowed properly, which develops bubbles in the finalized product line.

3. Mold cooling.
When the product 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 shrinks slightly for ease of extraction from the mould. This is another measure that relies a lot on the correct timing, since quick cooling reduces the material too quick, causing warping of the item.

4. The offloading or de-moulding phase.
As soon as the component inside te mould has cooled correctly, the person taking care of the operation can then take out the finalized item from the mold. The process is repeated from the start, making a number of similar product lines.

For more information on the different rotational rotomolding options offered for the Hyannis Port MA 2647 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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