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

rotational molding-Ridgefield-Rotational molding pertains to a plastic manufacturing practice that makes hollow stress-free products. The technique depends on high temperatures and bi axial rotation to follow up with seamless, one piece objects that have a wide range of forms, sizes and colors. This technique is also referred to as rotomoulding 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 called for. It also has few contenders when it pertains to the creation of sizable hollow items which are long lasting and inexpensive.There is a variety of items that are created by this process including large size water tanks, automobile items, sophisticated shaped medical products, leisure equipment, toys, canoes, industrial equipment among many others.This is due to the versatility in regards to style and shapes that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Ridgefield CT 6877, 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

Custom Molded-Ridgefield-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 Ridgefield 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 Rotomolding Procedure Components

This molding method has been used since early times for creatingvseverl items. Egyptians as an example, used rotational molding techniques in the creating of ceramics. The Swiss were also utilizing this rotation format to generate hollow chocolate eggs. Some plastic product lines in the USA were made utilizing this method some time between 1940 and 1950. Given that it was thought of to be a basically slow-moving technique, the system has however taken long to catch on

1. Mould preparation.
A predetermined amount of polymer in particle form is packed into a hollow mould. The mold is usually made from cast aluminium or sheet steel material. The color preferred for the end goods 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 type of plastic assembly.

Preheating 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 mould with the powdered polymer is then locked and put within the oven.

2. The heating up and fusion process.
Once within the oven, the mold is rotated on two axis so the powdered polymer liquefies from the heat and layers the inside if the mould. The spinning is done gradually, about 20 spins per min. One thing that is crucial at this moment is the amount of time the mold will spend inside the oven. If it overstays, the component will lose stability and strength, creating a poor product. If it is extracted from the oven too early, the polymer will not have liquefied correctly, which creates bubbles in the finalized item.

3. Mold cooling.
When the component has completely spent the enough 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 a cool mist. When the material cools, it shrinks somewhat for ease of extraction from the mould. This is one more procedure that depends upon a lot on the ideal timing, since quick cooling shrinks the material too fast, causing warping of the item.

4. The unloading or de-moulding phase.
Once the material inside te mold has cooled successfully, the molder handling the procedure can then extract the finished product from the mould. The procedure is repeated from the beginning, making a number of identical product lines.

For more information on the different rotational rotomolding options offered for the Ridgefield CT 6877 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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