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

rotomoulding-Johnsonburg-Rotational molding refers to a plastic production technique that makes hollow stress-free product lines. The process utilizes high temperatures and bi axial rotation to come up with seamless, one piece objects that have a wide range of shapes, colors and sizes. This technique is also known as rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The feature that makes this unique from other plastic manufacturing techniques that no pressure is required. It also has few contenders when it comes down to the manufacture of large size hollow products which are long lasting and inexpensive.There is a variety of product lines that are produced by this process including large water tanks, automobile products, sophisticated shaped medical products, leisure equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in regards to design and shapes that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Johnsonburg NJ 7846, 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 rotational molding 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 Manufacturing-Johnsonburg-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 Johnsonburg 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 in Detail

This molding technique has been used since early times for creatingvseverl product lines. Egyptians as an example, worked with roto-molding solutions in the of ceramics. The Swiss were also utilizing this rotation approach to make hollow chocolate eggs. Some plastic product lines in the USA were made utilizing this method some time between 1940 and 1950. The process has however taken long to catch on because it was considered as being a relatively slow process

1. Mold prep work.
A predetermined quantity of polymer in powder form is packed into a hollow mould. The mold is usually made of cast aluminium or sheet steel substance. The colour needed for the final 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 format of plastic engineering.

Pre-heating 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 mold with the powdered polymer is then locked and put within the oven.

2. The heating up and fusion procedure.
Once placed into the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and layers the inside if the mould. The turning is done slowly, about 20 revolutions per min. Something that is essential at this point is the period of time the mould will spend within the oven. If it stays to long, the material will lose stability and durability, producing a faulty item. If it is taken out from the oven prematurely, the polymer will not have flowed correctly, which generates bubbles in the finished item.

3. Mold cooling.
When the component has completely spent the right amount of time in the oven, it is then extracted for cooling. This may be done by air or water, or sometimes a mixture of both which a cool mist. When the product cools, it shrinks slightly for ease of removal from the mold. This is an additional measure that relies a lot on the correct timing, since quick cooling shrinks the material too rapidly, causing bending of the product.

4. The discharging or de-moulding phase.
As soon as the product inside te mold has cooled properly, the person handling the procedure can then extract the completed product from the mold. The function is repeated from the beginning, giving a series of identical products.

For more information on the different rotational rotomolding options offered for the Johnsonburg NJ 7846 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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