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

rotational moulding-Narrowsburg-Rotational moulding refers to a plastic production solution that makes hollow stress-free products. The method relies on high temperatures and bi axial rotation to follow up with seamless, one piece products that have many different shapes, sizes and colors. This technique is also called rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The attribute that makes this different from other plastic manufacturing methods in that no pressure is called for. It also has few contenders when it involves the creation of sizable hollow products which are long-lasting and inexpensive.There is a wide variety of product lines that are developed by this process including big water tanks, automobile items, sophisticated designed medical items, recreation equipment, toys, kayaks, industrial equipment among many others.This is because of the flexibility in terms of 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 Narrowsburg NY 12764, 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

Plastic Products-Narrowsburg-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 Narrowsburg 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 method has been used since ancient times for creatingvseverl items. Egyptians for instance, utilized roto-molding systems in the making of ceramics. The Swiss were also applying this rotation type to make hollow chocolate eggs. Some plastic items in the USA were created using this approach some time between 1940 and 1950. The procedure has however taken very long to take affect because it was looked at to be a relatively slow process

1. Mold readying.
A predetermined amount of polymer in particle form is loaded into a hollow mould. The mould is usually built from cast aluminium or sheet steel material. The coloration desired for the final product 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 style of plastic production.

Pre-heating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mold with the powdered polymer is then secured and placed inside the oven.

2. The heating and fusion phase.
Once placed into the oven, the mold is spun on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The rotation is done slowly, about 20 spins per min. One thing that is important at this moment is the amount of time the mould will spend inside the oven. If it stays to long, the product will lose stability and strength, generating a faulty product. If it is taken out from the oven prematurely, the polymer will not have flowed correctly, which creates bubbles in the completed product.

3. Mold cooling.
When the material has sufficiently spent the enough 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 product cools, it reduces slightly for ease of extraction from the mould. This is another step that depends upon a lot on the right timing, since quick cooling shrinks the material too quickly, causing bending of the item.

4. The offloading or de-molding step.
When the material within te mould has cooled effectively, the molder managing the process can then remove the finished item from the mould. The technique is repeated from the start, providing a series of similar items.

For more information on the different rotational molding options offered for the Narrowsburg NY 12764 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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