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

rotomolding-Little Ferry-Rotational moulding refers to a plastic production method that makes hollow stress-free products. The procedure relies on high temperatures and bi axial rotation to come up with seamless, one piece objects that have various forms, sizes and colors. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The attribute that makes this different from other plastic manufacturing techniques in that no pressure is required. It also has few rivals when it comes down to the manufacture of sizable hollow products which are durable and inexpensive.There is a wide variety of product lines that are produced by this process including large water tanks, automobile products, intricate shaped medical items, leisure equipment, toys, kayaks, industrialized equipment among many others.This is due to the flexibility in regards to style and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Little Ferry NJ 7643, 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-Little Ferry-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 Little Ferry 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 system has been used since earlier times for creatingvseverl product lines. Egyptians as an example, utilized rotomoulding procedures in the creating of ceramics. The Swiss were also working with this rotation format to generate hollow chocolate eggs. Some plastic product lines in the USA were manufactured using this procedure some time between 1940 and 1950. Given that it was regarded to be a very slow-moving method, the approach has however taken long to become popular

1. Mould fitting.
A predetermined quantity of polymer in powder form is filled into a hollow mould. The mold is usually made of cast aluminium or sheet steel material. The color tone chosen for the finished 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 design of plastic assembly.

Preheating of the oven follows, 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 sealed and installed into the oven.

2. The heat and fusion step.
Once inside the oven, the mould is spun on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The rotation is done slowly and gradually, about 20 rotations per minute. The main thing that is essential at this point is the period of time the mold will spend inside the oven. If it stays to long, the product will lose value and strength, creating a weak product. If it is removed from the oven prematurely, the polymer will not have liquefied correctly, which generates bubbles in the completed product line.

3. Mould cooling down.
When the component has sufficiently spent the enough of time in the oven, it is then extracted for cooling. This can be done by air or water, or sometimes a mixture of both which creates a cool mist. When the material cools, it shrinks a little for ease of extraction from the mold. This is one more measure that depends a lot on the right timing, since rapid cooling decreases the material too rapidly, causing bending of the item.

4. The un-loading or de-moulding phase.
Once the component within te mould has cooled properly, the molder handling the operation can then take out the finalized product from the mould. The function is repeated from the beginning, supplying a number of identical products.

For more information on the different rotational rotomolding options offered for the Little Ferry NJ 7643 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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