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

roto-molding-Dailey-Rotational molding pertains to a plastic production procedure that generates hollow stress-free product lines. The process relies upon high temperatures and bi axial rotation to come up with seamless, one piece objects that have a variety of designs, colors and sizes. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The feature that makes this unique from other plastic manufacturing processes that no pressure is involved. It also has few rivals when it pertains to the production of large size hollow products which are resilient and inexpensive.There is a wide range of products that are developed by this process including big water tanks, automobile items, sophisticated designed medical items, recreation equipment, toys, kayaks, industrialized equipment among many others.This is because of the versatility in regards to 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 Dailey WV 26259, 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

Plastic Molding-Dailey-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 West Virginia 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 Dailey West Virginia 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 Procedure Components

This moulding process has been used since earlier times for creatingvseverl products. Egyptians for instance, applied roto-molding systems in the producing of ceramics. The Swiss were also employing this rotation technique to make hollow chocolate eggs. Some plastic product lines in the USA were developed using this method some time between 1940 and 1950. Given that it was regarded to be a somewhat slow procedure, the process has however taken long to become popular

1. Mould prep work.
A fixed amount of polymer in powder form is loaded into a hollow mold. The mold is usually comprised of cast aluminium or sheet steel substance. The color preferred for the end 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 production.

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 mould with the powdered polymer is then sealed and installed into the oven.

2. The heating and fusion step.
Once inside the oven, the mould is spun on two axis so the powdered polymer melts from the heat and coats the inside if the mould. The spinning is done gradually, about 20 spins per minute. The main thing that is critical at this moment is the period of time the mold will spend inside the oven. If it stays to long, the material will lose stability and durability, producing a faulty product. If it is extracted from the oven prematurely, the polymer will not have melted properly, which produces bubbles in the finalized product.

3. Mold cooling.
When the component has completely spent the enough 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 somewhat for ease of extraction from the mold. This is one more step that depends upon a lot on the ideal timing, since rapid cooling reduces the material too rapidly, causing warping of the item.

4. The un-loading or de-moulding step.
Once the component inside te mold has cooled adequately, the molder managing the process can then remove the finalized product from the mould. The function is repeated from the start, giving a number of exact product lines.

For more information on the different rotational rotomolding options offered for the Dailey WV 26259 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 manufacturing

Local Resources

Production Example
Google Map