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

rotomolding-Saratoga Springs-Rotational moulding pertains to a plastic production solution that creates hollow stress-free product lines. The technique relies on high temperatures and bi axial rotation to follow up with seamless, one piece objects that have several shapes, colors and sizes. This procedure is also called rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The component that makes this unique from other plastic manufacturing methods in that no pressure is called for. It also has few competitors when it pertains to the manufacture of large size hollow items which are long-lasting and inexpensive.There is a wide variety of items that are developed by this process including large water tanks, automobile materials, complex molded medical items, recreation equipment, toys, canoes, commercial equipment among many others.This is because of the flexibility in regards to type and shapes that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Saratoga Springs NY 12866, 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 rotomolding 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-Saratoga Springs-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 Saratoga Springs 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 Rotomoulding Procedure Components

This molding method has been used since early times for creatingvseverl products. Egyptians for example, worked with rotomoulding methods in the of ceramics. The Swiss were also working with this rotation format to make hollow chocolate eggs. Some plastic product lines in the USA were made using this procedure some time between 1940 and 1950. Because it was viewed to be a basically slow-moving system, the approach has however taken long to catch on

1. Mould preparation.
A predetermined amount of polymer in particle form is packed into a hollow mould. The mold is usually constructed from cast aluminium or sheet steel substance. The color preferred for the final item 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 type of plastic engineering.

Preheating of the oven follows, and it may 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 locked and installed inside the oven.

2. The heating up and fusion process.
Once within 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 turning is done slowly, about 20 revolutions per minute. The main thing that is crucial at this moment is the period of time the mold will spend within the oven. If it stays to long, the component will lose value and strength, producing a weak item. If it is removed from the oven prematurely, the polymer will not have liquefied properly, which produces bubbles in the finished product.

3. Mold cooling down.
When the material has completely spent the right amount of time in the oven, it is then removed for cooling. This may be done by air or water, or sometimes a mixture of both which creates a cool mist. When the material cools, it shrinks slightly for ease of removal from the mould. This is an additional measure that depends a lot on the correct timing, since rapid cooling shrinks the material too quick, causing warping of the material.

4. The unloading or de-moulding step.
As soon as the material within te mould has cooled successfully, the person handling the process can then take out the completed item from the mould. The function is repeated from the beginning, supplying a number of identical product lines.

For more information on the different rotational molding options offered for the Saratoga Springs NY 12866 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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