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

rotomolding-Canterbury-Rotational moulding refers to a plastic manufacturing solution that makes hollow stress-free items. The method utilizes high temperatures and bi axial rotation to come up with seamless, one piece products that have several designs, sizes and colors. This procedure is also known as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The component that makes this unique from other plastic manufacturing methods because no pressure is involved. It also has few competitors when it pertains to the manufacture of large hollow items which are resilient and inexpensive.There is a variety of products that are produced by this process including big water tanks, automobile materials, intricate molded medical products, leisure equipment, toys, kayaks, industrial equipment among many others.This is because of the flexibility in regards to design and shapes that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Canterbury CT 6331, 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

Custom Molding-Canterbury-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 Connecticut 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 Canterbury Connecticut 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 operation has been used since earlier times for creatingvseverl product lines. Egyptians for example, utilized roto-molding systems in the creating of ceramics. The Swiss were also working with this rotation technique to make hollow chocolate eggs. Some plastic items in the USA were made utilizing this method some time between 1940 and 1950. Because it was regarded to be a very slow procedure, the system has however taken long to become popular

1. Mold fitting.
A predetermined volume of polymer in grain form is loaded into a hollow mold. The mould is usually composeded of cast aluminium or sheet steel material. The color tone needed for the finished goods is pre compounded into the polymer. The most commonly 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 can be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mold with the powdered polymer is then locked and put into the oven.

2. The heating up and fusion phase.
Once inside the oven, the mold is rotated on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The spinning is done slowly and gradually, about 20 rotations per minute. One thing that is crucial at this moment is the period of time the mould will spend within the oven. If it overstays, the material will lose stability and durability, making a poor product. If it is removed from the oven prematurely, the polymer will not have liquefied correctly, which generates bubbles in the completed product.

3. Mould cooling down.
When the component has sufficiently spent the enough of time in the oven, it is then extracted for cooling. This can be done by air or water, or sometimes a mixture of both which creates a cool mist. When the product cools, it shrinks somewhat for ease of removal from the mould. This is an additional measure that relies a lot on the correct timing, since quick cooling reduces the material too quickly, causing bending of the material.

4. The discharging or de-molding phase.
When the component inside te mold has cooled effectively, the person managing the operation can then remove the completed item from the mold. The function is repeated from the beginning, providing a number of exact items.

For more information on the different rotational rotomolding options offered for the Canterbury CT 6331 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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