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

rotomoulding-Walton-Rotational molding pertains to a plastic manufacturing practice that generates hollow stress-free items. The technique uses high temperatures and bi axial rotation to follow up with seamless, one piece objects that have different shapes, colors and sizes. This method is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The attribute that makes this different from other plastic manufacturing techniques in that no pressure is called for. It also has few rivals when it involves the production of large size hollow products which are durable and inexpensive.There is a wide range of items that are produced by this process including large size water tanks, automobile materials, complex molded medical products, leisure equipment, toys, canoes, industrialized equipment among many others.This is because of the versatility in regards to type 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 Walton NY 13856, 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 Molding-Walton-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 Walton 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 in Detail

This moulding process has been used since ancient times for creatingvseverl products. Egyptians for example, utilized rotational molding solutions in the producing of ceramics. The Swiss were also using this rotation approach to make hollow chocolate eggs. Some plastic items in the USA were made using this technique some time between 1940 and 1950. The technique has however taken very long to catch on because it was thought of as being a rather slow-moving process

1. Mould prep work.
A fixed measure of polymer in grain form is filled into a hollow mould. The mould is usually made from cast aluminium or sheet steel substance. The color desired for the end 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 design of plastic assembly.

Pre-heating 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 sealed and inserted into the oven.

2. The heating and fusion step.
Once placed into the oven, the mold is turned on two axis so the powdered polymer melts from the heat and overlays the inside if the mould. The spinning is done slowly, about 20 revolutions per sixty seconds. Something that is critical at this moment is the period of time the mould will spend within the oven. If it stays to long, the product will lose value and strength, creating a weak product. If it is taken out from the oven prematurely, the polymer will not have liquefied properly, which generates bubbles in the completed item.

3. Mould cooling down.
When the material has completely spent the enough 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 creates a cool mist. When the product cools, it shrinks a little for ease of removal from the mold. This is yet another measure that relies a lot on the ideal timing, since rapid cooling reduces the material too quickly, causing bending of the material.

4. The discharging or de-moulding step.
When the component inside te mould has cooled adequately, the molder managing the process can then extract the finalized product from the mould. The procedure is repeated from the start, supplying a series of identical items.

For more information on the different rotational molding options offered for the Walton NY 13856 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to plastic manufacturing

Local Resources

Production Example
Google Map