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

rotational molding-Marlboro-Rotational molding refers to a plastic manufacturing solution that creates hollow stress-free product lines. The function utilizes high temperatures and bi axial rotation to follow up with seamless, one piece products that have different designs, colors and sizes. This method is also referred to as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The attribute that makes this different from other plastic manufacturing techniques because no pressure is required. It also has few rivals when it involves the creation of large hollow items which are long lasting and inexpensive.There is a variety of product lines that are created by this process including large water tanks, automobile items, complex molded medical items, recreation equipment, toys, kayaks, industrialized equipment among many others.This is because of the flexibility in regards to 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 Marlboro NJ 7746, 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

Custom Molded-Marlboro-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 Marlboro 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 Rotomoulding Method Components

This moulding method has been used since early times for creatingvseverl products. Egyptians as an example, used rotational molding systems in the manufacturing of ceramics. The Swiss were also making use of this rotation method to generate hollow chocolate eggs. Some plastic products in the USA were made utilizing this approach some time between 1940 and 1950. The process has however taken very long to catch on because it was looked at as being a moderately slow process

1. Mould preparation.
A predetermined measure of polymer in grain form is loaded into a hollow mold. The mould is usually crafted from cast aluminium or sheet steel component. The color chosen for the end goods 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 design of plastic manufacturing.

Preheating of the oven starts, and it may 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 secured and installed into the oven.

2. The heating up and fusion phase.
Once placed into 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 rotation is done gradually, about 20 spins per minute. The main thing that is important at this moment is the period of time the mould will spend within the oven. If it overstays, the product will lose stability and durability, making a faulty product. If it is taken out from the oven too early, the polymer will not have melted correctly, which develops bubbles in the completed product.

3. Mold cooling down.
When the product has completely spent the right amount 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 a cool mist. When the component cools, it reduces slightly for ease of extraction from the mould. This is one more procedure that depends upon a lot on the ideal timing, since rapid cooling reduces the material too rapidly, causing bending of the item.

4. The unloading or de-molding step.
As soon as the component within te mould has cooled adequately, the molder handling the procedure can then extract the finished item from the mould. The technique is repeated from the start, giving a number of similar products.

For more information on the different rotational rotomolding options offered for the Marlboro NJ 7746 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to plastic manufacturing

Local Resources

Production Example
Google Map