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

roto-molding-Clifton-Rotational molding pertains to a plastic production solution that generates hollow stress-free product lines. The method uses high temperatures and bi axial rotation to follow up with seamless, one piece products that have different shapes, sizes and colors. This method is also called roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The attribute that makes this unique from other plastic manufacturing processes because no pressure is called for. It also has few competitors when it involves the production of large size hollow products which are long lasting and inexpensive.There is a variety of items that are created by this process including large size water tanks, automobile materials, complex designed medical items, leisure equipment, toys, kayaks, industrialized equipment among many others.This is because of the versatility in regards to style and shapes that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Clifton NJ 7011, 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 rotocasting 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-Clifton-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 New Jersey 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 Clifton New Jersey 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 Process in Detail

This moulding operation has been used since earlier times for creatingvseverl product lines. Egyptians as an example, employed rotational molding procedures in the manufacturing of ceramics. The Swiss were also applying this rotation type to create hollow chocolate eggs. Some plastic items in the USA were created using this approach some time between 1940 and 1950. Considering that it was looked at to be a basically slow-moving method, the approach has however taken long to become popular

1. Mold fitting.
A fixed quantity of polymer in powder form is packed into a hollow mould. The mold is usually made of cast aluminium or sheet steel material. The coloring intended for the final 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 format of plastic manufacturing.

Preheating of the oven follows, and it can be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then locked and positioned into the oven.

2. The heating and fusion process.
Once inside the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and layers the inside if the mold. The spinning is done slowly and gradually, about 20 rotations per min. Something that is important at this moment is the amount of time the mold will spend inside the oven. If it overstays, the product will lose value and strength, generating a poor item. If it is taken out from the oven prematurely, the polymer will not have melted properly, which produces bubbles in the finalized product line.

3. Mold cooling down.
When the component has sufficiently spent the enough 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 slightly for ease of removal from the mould. This is another step that depends a lot on the correct timing, since quick cooling decreases the material too rapidly, causing bending of the product.

4. The unloading or de-moulding step.
As soon as the material inside te mould has cooled adequately, the molder taking care of the operation can then take out the completed product from the mold. The process is repeated from the start, giving a number of exact product lines.

For more information on the different rotational rotomolding options offered for the Clifton NJ 7011 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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