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

rotational moulding-Wanaque-Rotational molding refers to a plastic manufacturing technique that makes hollow stress-free products. The method relies on high temperatures and bi axial rotation to follow up with seamless, one piece items that have several designs, colors and sizes. This procedure is also called rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The benefit that makes this different from other plastic manufacturing methods because no pressure is involved. It also has few rivals when it involves the creation of large hollow items which are resilient and inexpensive.There is a wide variety of products that are created by this process including big water tanks, automobile items, sophisticated molded medical products, leisure equipment, toys, kayaks, industrial equipment among many others.This is due to the versatility in terms of 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 Wanaque NJ 7465, 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-Wanaque-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 Wanaque 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 Procedure Components

This molding operation has been used since earlier times for creatingvseverl items. Egyptians for instance, applied rotomoulding systems in the of ceramics. The Swiss were also employing this rotation design to make hollow chocolate eggs. Some plastic product lines in the USA were manufactured utilizing this method some time between 1940 and 1950. Due to the fact that it was thought of to be a basically slow process, the approach has however taken long to become popular

1. Mould fitting.
A fixed amount of polymer in powder form is filled into a hollow mould. The mold is usually made from cast aluminium or sheet steel component. The coloration intended for the final product is pre compounded into the polymer. The most often used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this format of plastic manufacturing.

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 mould with the powdered polymer is then secured and placed into the oven.

2. The heat and fusion step.
Once placed into the oven, the mould is revolved on two axis so the powdered polymer liquefies from the heat and coats the inside if the mold. The spinning is done gradually, about 20 spins per sixty seconds. One thing that is vital at this moment is the period of time the mould will spend within the oven. If it stays to long, the component will lose stability and strength, making a weak product. If it is extracted from the oven prematurely, the polymer will not have liquefied properly, which produces bubbles in the completed item.

3. Mold cooling down.
When the component has completely spent the correct amount of time in the oven, it is then removed for cooling. This may be done by air or water, or sometimes a mixture of both which generates a cool mist. When the material cools, it reduces a little for ease of extraction from the mould. This is another step that depends upon a lot on the correct timing, since quick cooling shrinks the material too rapidly, causing warping of the item.

4. The un-loading or de-moulding step.
When the material within te mould has cooled adequately, the molder managing the procedure can then remove the finalized item from the mould. The technique is repeated from the start, making a series of similar product lines.

For more information on the different rotational rotomolding options offered for the Wanaque NJ 7465 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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