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

roto-molding-Thornwood-Rotational molding pertains to a plastic manufacturing practice that produces hollow stress-free items. The method relies on high temperatures and bi axial rotation to follow up with seamless, one piece objects that have several designs, sizes and colors. This procedure is also known as rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The feature that makes this unique from other plastic manufacturing procedures that no pressure is involved. It also has few competitors when it comes to the production of sizable hollow items which are long-lasting and inexpensive.There is a variety of product lines that are produced by this process including large size water tanks, automobile items, complex shaped medical items, leisure equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in terms of type 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 Thornwood NY 10594, 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

Custom Molding-Thornwood-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 York 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 Thornwood New York 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 procedure has been used since ancient times for creatingvseverl items. Egyptians for instance, applied rotocasting systems in the producing of ceramics. The Swiss were also employing this rotation type to generate hollow chocolate eggs. Some plastic product lines in the USA were made using this approach some time between 1940 and 1950. Considering that it was considered to be a fairly slow-moving procedure, the procedure has however taken long to catch on

1. Mold fitting.
A predetermined quantity of polymer in powder form is packed into a hollow mould. The mould is usually constructed from cast aluminium or sheet steel substance. The colour chosen 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 design of plastic production.

Preheating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then locked and inserted into the oven.

2. The heating and fusion process.
Once placed into the oven, the mold is revolved on two axis so the powdered polymer melts from the heat and coats the inside if the mould. The spinning is done gradually, about 20 revolutions per minute. The main thing that is essential at this point is the period of time the mould will spend inside the oven. If it overstays, the material will lose value and strength, creating a poor product. If it is taken out from the oven prematurely, the polymer will not have liquefied correctly, which creates bubbles in the finished product line.

3. Mold cooling.
When the material has sufficiently spent the enough 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 creates a cool mist. When the product cools, it reduces slightly for ease of removal from the mould. This is another procedure that relies a lot on the right timing, since quick cooling shrinks the material too fast, causing bending of the product.

4. The offloading or de-moulding phase.
Once the component within te mold has cooled properly, the person managing the process can then remove the completed product from the mold. The process is repeated from the beginning, providing a number of exact products.

For more information on the different rotational molding options offered for the Thornwood NY 10594 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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