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

rotational molding-Sto Point-Rotational moulding refers to a plastic manufacturing procedure that produces hollow stress-free product lines. The process uses high temperatures and bi axial rotation to follow up with seamless, one piece objects that have several shapes, sizes and colors. This technique is also called roto-molding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The feature that makes this different from other plastic manufacturing techniques in that no pressure is called for. It also has few contenders when it pertains to the production of sizable hollow items which are long-lasting and inexpensive.There is a wide variety of products that are created by this process including large water tanks, automobile items, complex molded medical items, leisure equipment, toys, canoes, industrialized equipment among many others.This is because of the versatility in terms of style and forms that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Stony Point NY 10980, 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 roto-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 Manufacturing-Sto Point-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 StoNew York Point 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 molding process has been used since early times for creatingvseverl products. Egyptians as an example, utilized roto-molding procedures in the producing of ceramics. The Swiss were also employing this rotation approach to make hollow chocolate eggs. Some plastic products in the USA were manufactured utilizing this technique some time between 1940 and 1950. Considering that it was regarded to be a fairly slow-moving approach, the process has however taken long to become popular

1. Mold readying.
A fixed quantity of polymer in powder form is packed into a hollow mould. The mold is usually made of cast aluminium or sheet steel substance. The color wanted for the final goods 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 manufacturing.

Pre-heating 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 mold with the powdered polymer is then sealed and inserted inside the oven.

2. The heat and fusion procedure.
Once inside the oven, the mold is spun on two axis so the powdered polymer melts from the heat and coats the inside if the mould. The rotation is done slowly, about 20 spins per min. The main thing that is essential 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, creating a poor product. If it is taken out from the oven too early, the polymer will not have liquefied correctly, which produces bubbles in the finalized item.

3. Mould cooling.
When the product has sufficiently spent the correct amount 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 generates a cool mist. When the component cools, it reduces somewhat for ease of removal from the mould. This is one more measure that depends upon a lot on the right timing, since quick cooling decreases the material too rapidly, causing bending of the material.

4. The removing or de-molding step.
As soon as the product within te mould has cooled correctly, the person taking care of the procedure can then remove the completed item from the mold. The process is repeated from the beginning, making a series of identical product lines.

For more information on the different rotational molding options offered for the Stony Point NY 10980 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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