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

rotomoulding-Mount Pleasant-Rotational moulding refers to a plastic production solution that generates hollow stress-free products. The function relies on high temperatures and bi axial rotation to follow up with seamless, one piece products that have many different forms, sizes and colors. This procedure is also known as rotomolding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The attribute that makes this unique from other plastic manufacturing methods that no pressure is required. It also has few contenders when it comes down to the production of large size hollow products which are long-lasting and inexpensive.There is a wide range of items that are generated by this process including big water tanks, automobile products, intricate shaped medical items, recreation equipment, toys, kayaks, industrialized equipment among many others.This is due to the versatility in regards to type and shapes that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Mount Pleasant FL 32352, 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 rotomoulding 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-Mount Pleasant-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 Mount Pleasant 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 Procedure in Detail

This moulding procedure has been used since earlier times for creatingvseverl product lines. Egyptians for example, worked with rotomoulding methods in the manufacturing of ceramics. The Swiss were also working with this rotation type to create hollow chocolate eggs. Some plastic products in the USA were made utilizing this approach some time between 1940 and 1950. Considering that it was viewed to be a rather slow approach, the system has however taken long to catch on

1. Mold readying.
A fixed amount of polymer in powder form is filled into a hollow mould. The mould is usually constructed from cast aluminium or sheet steel substance. The coloring needed for the final product 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 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 secured and inserted into the oven.

2. The heat and fusion process.
Once placed into the oven, the mould is spun on two axis so the powdered polymer melts from the heat and overlays the inside if the mould. The spinning is done slowly and gradually, about 20 rotations per min. Something that is critical at this point is the period of time the mould will spend inside the oven. If it stays to long, the component will lose value and strength, producing a poor product. If it is taken out from the oven too early, the polymer will not have melted properly, which develops bubbles in the completed product line.

3. Mould cooling down.
When the material has sufficiently spent the correct amount of time in the oven, it is then removed for cooling. This can be done by air or water, or sometimes a mixture of both which generates a cool mist. When the product cools, it reduces a little for ease of removal from the mould. This is yet another measure that relies a lot on the ideal timing, since rapid cooling reduces the material too rapidly, causing warping of the material.

4. The discharging or de-molding phase.
Once the product within te mold has cooled correctly, the person taking care of the procedure can then extract the finished product from the mold. The procedure is repeated from the beginning, making a number of identical products.

For more information on the different rotational rotomolding options offered for the Mount Pleasant FL 32352 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 molding

Local Resources

Production Example
Google Map