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

rotomolding-Venice-Rotational molding pertains to a plastic manufacturing technique that makes hollow stress-free products. The procedure depends on high temperatures and bi axial rotation to come up with seamless, one piece objects that have several forms, sizes and colors. This method is also referred to as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The feature that makes this unique from other plastic manufacturing methods in that no pressure is required. It also has few contenders when it pertains to the production of large hollow products which are long-lasting and inexpensive.There is a wide variety of items that are generated by this process including big water tanks, automobile items, intricate shaped medical products, recreation equipment, toys, canoes, industrialized equipment among many others.This is because of the versatility in terms of design and shapes that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Venice FL 34284, 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

Custom Molding-Venice-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 Venice 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 Rotomoulding Process in Detail

This moulding process has been used since ancient times for creatingvseverl items. Egyptians for example, used rotomoulding solutions in the manufacturing of ceramics. The Swiss were also working with this rotation technique to create hollow chocolate eggs. Some plastic items in the USA were made utilizing this technique some time between 1940 and 1950. The procedure has however taken very long to take affect because it was considered as being a moderately slow-moving process

1. Mould fitting.
A predetermined quantity of polymer in particle form is loaded into a hollow mould. The mold is usually constructed from cast aluminium or sheet steel component. The coloration chosen for the finished item is pre compounded into the polymer. The most commonly used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this type of plastic engineering.

Pre-heating 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 mould with the powdered polymer is then secured and installed within the oven.

2. The heating and fusion phase.
Once within the oven, the mould is rotated on two axis so the powdered polymer liquefies from the heat and layers the inside if the mould. The turning is done slowly, about 20 spins per min. The main thing that is critical at this moment is the period of time the mold will spend within the oven. If it overstays, the component will lose value and strength, creating a poor product. If it is taken out from the oven prematurely, the polymer will not have liquefied properly, which generates bubbles in the completed product line.

3. Mold cooling.
When the component has sufficiently spent the correct 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 material cools, it shrinks slightly for ease of extraction from the mold. This is another step that depends a lot on the ideal timing, since quick cooling reduces the material too fast, causing warping of the product.

4. The removing or de-molding phase.
Once the product inside te mold has cooled effectively, the person managing the process can then remove the completed item from the mold. The procedure is repeated from the beginning, supplying a number of identical product lines.

For more information on the different rotational rotomolding options offered for the Venice FL 34284 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 custom molded

Local Resources

Production Example
Google Map