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

roto-molding-Latham-Rotational molding refers to a plastic manufacturing procedure that makes hollow stress-free items. The procedure relies on high temperatures and bi axial rotation to come up with seamless, one piece items that have several designs, colors and sizes. This technique is also called rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The benefit that makes this different from other plastic manufacturing procedures that no pressure is required. It also has few contenders when it comes to the manufacture of large size hollow products which are long-lasting and inexpensive.There is a wide range of products that are created by this process including big water tanks, automobile items, sophisticated shaped medical products, leisure equipment, toys, kayaks, commercial equipment among many others.This is due to the flexibility 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 Latham NY 12110, 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 moulding 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-Latham-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 Latham 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 Rotomolding Process Components

This moulding method has been used since earlier times for creatingvseverl product lines. Egyptians for example, applied roto-molding techniques in the of ceramics. The Swiss were also utilizing this rotation method to generate hollow chocolate eggs. Some plastic items in the USA were developed utilizing this technique some time between 1940 and 1950. Due to the fact that it was viewed to be a relatively slow-moving system, the system has however taken long to become popular

1. Mold readying.
A predetermined amount of polymer in particle form is filled into a hollow mold. The mould is usually built from cast aluminium or sheet steel material. The coloration needed for the finished 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 design of plastic assembly.

Preheating 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 sealed and placed within the oven.

2. The heating and fusion step.
Once within the oven, the mold is spun on two axis so the powdered polymer melts from the heat and overlays the inside if the mold. The turning is done slowly, about 20 spins per minute. One thing that is critical at this moment is the amount of time the mould will spend inside the oven. If it stays to long, the component will lose value and strength, producing a poor item. If it is removed from the oven too early, the polymer will not have liquefied properly, which develops bubbles in the finalized product line.

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

4. The discharging or de-molding phase.
When the material inside te mould has cooled successfully, the molder handling the process can then extract the finished item from the mold. The procedure is repeated from the start, providing a number of identical products.

For more information on the different rotational molding options offered for the Latham NY 12110 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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