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

rotational moulding-Clarksburg-Rotational moulding pertains to a plastic manufacturing practice that creates hollow stress-free products. The function relies upon high temperatures and bi axial rotation to follow up with seamless, one piece objects that have several shapes, sizes and colors. This method is also known as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The attribute that makes this unique from other plastic manufacturing processes that no pressure is required. It also has few contenders when it pertains to the production of large hollow items which are durable and inexpensive.There is a wide range of products that are produced by this process including big water tanks, automobile products, complex shaped medical items, recreation equipment, toys, canoes, commercial equipment among many others.This is due to 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 Clarksburg NJ 8510, 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 rotomoulding 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 Molding-Clarksburg-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 Clarksburg 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 process has been used since earlier times for creatingvseverl items. Egyptians for example, worked with rotomoulding techniques in the making of ceramics. The Swiss were also employing this rotation technique to create hollow chocolate eggs. Some plastic products in the USA were created utilizing this approach some time between 1940 and 1950. The procedure has however taken long to take affect because it was looked at as being a relatively slow-moving process

1. Mold preparation.
A predetermined quantity of polymer in particle form is filled into a hollow mold. The mould is usually constructed from cast aluminium or sheet steel material. The color preferred for the finished product is pre compounded into the polymer. The most commonly used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this design of plastic production.

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 secured and placed within the oven.

2. The heating and fusion phase.
Once placed into the oven, the mould is revolved on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The turning is done gradually, about 20 revolutions per sixty seconds. Something that is crucial at this moment is the amount of time the mould will spend inside the oven. If it stays to long, the material will lose value and durability, generating a weak item. If it is removed from the oven prematurely, the polymer will not have flowed correctly, which generates bubbles in the completed product line.

3. Mold cooling down.
When the product has completely spent the correct 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 reduces somewhat for ease of extraction from the mould. This is another step that depends a lot on the ideal timing, since quick cooling decreases the material too rapidly, causing bending of the material.

4. The removing or de-moulding step.
When the component inside te mold has cooled successfully, the molder managing the procedure can then take out the completed item from the mold. The procedure is repeated from the beginning, providing a number of exact items.

For more information on the different rotational rotomolding options offered for the Clarksburg NJ 8510 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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