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

rotocasting-Syracuse-Rotational moulding pertains to a plastic manufacturing method that produces hollow stress-free products. The function uses high temperatures and bi axial rotation to come up with seamless, one piece items that have different shapes, sizes and colors. This method is also known as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The component that makes this unique from other plastic manufacturing techniques because no pressure is needed. It also has few competitors when it pertains to the creation of sizable hollow items which are long lasting and inexpensive.There is a variety of items that are created by this process including large size water tanks, automobile items, complex shaped medical items, leisure equipment, toys, canoes, commercial equipment among many others.This is because of the versatility in terms of design 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 Syracuse KS 67878, 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

Plastic Products-Syracuse-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 Kansas 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 Syracuse Kansas 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 technique has been used since early times for creatingvseverl product lines. Egyptians for example, used rotational molding systems in the producing of ceramics. The Swiss were also employing this rotation format to create hollow chocolate eggs. Some plastic products in the USA were created utilizing this method some time between 1940 and 1950. The technique has however taken long to catch on because it was considered to be a moderately slow process

1. Mold fitting.
A fixed quantity of polymer in particle form is filled into a hollow mould. The mold is usually made of cast aluminium or sheet steel component. The colour chosen for the finished 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 type of plastic manufacturing.

Preheating of the oven starts, and it can be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mould with the powdered polymer is then locked and put inside the oven.

2. The heat and fusion step.
Once placed into the oven, the mould is spun on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The turning is done gradually, about 20 revolutions per minute. Something that is vital at this moment is the period of time the mold will spend within the oven. If it stays to long, the product will lose stability and strength, producing a faulty product. If it is extracted from the oven prematurely, the polymer will not have flowed properly, which produces bubbles in the completed product line.

3. Mould cooling down.
When the material has sufficiently 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 component cools, it reduces somewhat for ease of removal from the mold. This is one more procedure that depends a lot on the right timing, since rapid cooling shrinks the material too quick, causing warping of the product.

4. The discharging or de-molding step.
When the product within te mold has cooled adequately, the molder managing the operation can then extract the completed product from the mould. The process is repeated from the start, providing a number of exact product lines.

For more information on the different rotational rotomolding options offered for the Syracuse KS 67878 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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