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

rotomoulding-Brooksville-Rotational molding refers to a plastic manufacturing method that generates hollow stress-free products. The method relies on high temperatures and bi axial rotation to follow up with seamless, one piece items that have many different designs, colors and sizes. This procedure is also called roto-molding 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 because no pressure is required. It also has few contenders when it pertains to the creation of large hollow items which are resilient and inexpensive.There is a variety of product lines that are produced by this process including large water tanks, automobile items, complex designed medical items, recreation equipment, toys, canoes, commercial equipment among many others.This is due to the flexibility in regards to design and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Brooksville FL 34601, 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-Brooksville-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 Florida 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 Brooksville Florida 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 Method in Detail

This moulding process has been used since earlier times for creatingvseverl items. Egyptians for instance, employed rotomoulding methods in the of ceramics. The Swiss were also making use of this rotation technique to make hollow chocolate eggs. Some plastic products in the USA were manufactured using this procedure some time between 1940 and 1950. Given that it was thought of to be a basically slow-moving procedure, the system has however taken long to catch on

1. Mould fitting.
A fixed measure of polymer in particle form is packed into a hollow mould. The mold is usually made of cast aluminium or sheet steel material. The coloration preferred 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 format of plastic manufacturing.

Preheating of the oven follows, and it can 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 locked and placed within the oven.

2. The heating up and fusion step.
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 spinning is done slowly and gradually, about 20 revolutions per minute. One thing that is crucial at this point is the period of time the mold will spend within the oven. If it overstays, the product will lose stability and strength, making a poor item. If it is taken out from the oven too early, the polymer will not have liquefied properly, which creates bubbles in the completed product line.

3. Mould cooling.
When the component has completely 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 component cools, it shrinks slightly for ease of extraction from the mould. This is another step that relies a lot on the correct timing, since quick cooling decreases the material too quickly, causing warping of the item.

4. The unloading or de-molding step.
As soon as the product inside te mold has cooled correctly, the molder taking care of the process can then extract the completed item from the mould. The function is repeated from the beginning, giving a series of exact items.

For more information on the different rotational rotomolding options offered for the Brooksville FL 34601 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to plastic molding

Local Resources

Production Example
Google Map