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

rotomolding-Kenilworth-Rotational molding pertains to a plastic production technique that generates hollow stress-free products. The process utilizes high temperatures and bi axial rotation to come up with seamless, one piece items that have varying designs, sizes and colors. This procedure is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The component that makes this different from other plastic manufacturing methods in that no pressure is required. It also has few competitors when it comes to the manufacture of sizable hollow items which are long lasting and inexpensive.There is a wide range of products that are created by this process including large size water tanks, automobile items, intricate shaped medical products, recreation equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in regards to design and forms that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Kenilworth NJ 7033, 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 Molding-Kenilworth-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 Kenilworth 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 Roto-Molding Process Components

This moulding operation has been used since early times for creatingvseverl items. Egyptians for instance, employed rotocasting procedures in the making of ceramics. The Swiss were also making use of this rotation style to make hollow chocolate eggs. Some plastic products in the USA were developed using this technique some time between 1940 and 1950. The procedure has however taken long to catch on because it was thought of as being a moderately slow-moving process

1. Mould preparation.
A fixed quantity of polymer in powder form is filled into a hollow mold. The mould is usually crafted from cast aluminium or sheet steel component. The colour needed for the finished 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 starts, and it can 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 sealed and installed inside the oven.

2. The heat and fusion procedure.
Once placed into the oven, the mould is turned on two axis so the powdered polymer liquefies from the heat and layers the inside if the mold. The rotation is done slowly, about 20 rotations per sixty seconds. The main thing that is critical at this point is the period of time the mold will spend inside the oven. If it stays to long, the component will lose value and durability, making a weak item. If it is extracted from the oven too early, the polymer will not have melted properly, which produces bubbles in the completed product.

3. Mould cooling.
When the component has sufficiently 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 creates a cool mist. When the product cools, it shrinks slightly for ease of removal from the mould. This is another step that relies a lot on the correct timing, since quick cooling decreases the material too quickly, causing bending of the item.

4. The offloading or de-moulding step.
As soon as the component inside te mold has cooled properly, the person taking care of the process can then remove the finalized item from the mould. The technique is repeated from the start, making a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Kenilworth NJ 7033 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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