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

rotational molding-Atlantic City-Rotational moulding pertains to a plastic production solution that makes hollow stress-free items. The method depends on high temperatures and bi axial rotation to come up with seamless, one piece items that have several forms, sizes and colors. This method is also known as roto-molding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The benefit that makes this different from other plastic manufacturing procedures in that no pressure is called for. It also has few contenders when it comes down to the creation of sizable hollow items which are long lasting and inexpensive.There is a wide variety of product lines that are developed by this process including large size water tanks, automobile items, sophisticated designed medical items, leisure equipment, toys, canoes, commercial equipment among many others.This is because of the versatility in terms of type and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Atlantic City NJ 8401, 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 rotomolding 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 Products-Atlantic City-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 Atlantic City 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 Procedure in Detail

This moulding process has been used since ancient times for creatingvseverl product lines. Egyptians as an example, used rotational molding procedures in the manufacturing of ceramics. The Swiss were also working with this rotation approach to make hollow chocolate eggs. Some plastic products in the USA were manufactured using this procedure some time between 1940 and 1950. The system has however taken very long to catch on because it was considered to be a somewhat slow process

1. Mould preparation.
A fixed quantity of polymer in powder form is filled into a hollow mold. The mould is usually made of cast aluminium or sheet steel material. The color tone desired for the final item 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 style 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 locked and put within the oven.

2. The heating up and fusion step.
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 mould. The turning is done slowly, about 20 spins per sixty seconds. The main thing that is crucial at this point is the period of time the mold will spend within the oven. If it stays to long, the component will lose stability and durability, generating a poor item. If it is taken out from the oven too early, the polymer will not have flowed correctly, which produces bubbles in the finalized product.

3. Mould cooling down.
When the material has completely spent the correct amount 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 generates a cool mist. When the material cools, it reduces a little for ease of removal from the mold. This is an additional measure that relies a lot on the right timing, since quick cooling shrinks the material too quick, causing bending of the material.

4. The unloading or de-moulding phase.
When the material inside te mould has cooled properly, the person handling the process can then extract the finished item from the mould. The technique is repeated from the beginning, supplying a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Atlantic City NJ 8401 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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