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

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

The benefit that makes this different from other plastic manufacturing processes in that no pressure is called for. It also has few contenders when it comes to the manufacture of large size hollow items which are long-lasting and inexpensive.There is a variety of items that are produced by this process including big water tanks, automobile materials, sophisticated designed medical products, recreation equipment, toys, canoes, commercial equipment among many others.This is due to the flexibility in regards to type and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Remington VA 22734, 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 moulding 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 Manufacturing-Remington-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 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 Remington 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 Rotomoulding Procedure Components

This molding system has been used since early times for creatingvseverl product lines. Egyptians as an example, applied roto-molding solutions in the producing of ceramics. The Swiss were also making use of this rotation technique to create hollow chocolate eggs. Some plastic items in the USA were developed using this approach some time between 1940 and 1950. The technique has however taken long to take affect because it was considered to be a relatively slow process

1. Mold prep work.
A predetermined quantity of polymer in grain form is packed into a hollow mould. The mold is usually made from cast aluminium or sheet steel substance. The coloration desired for the end 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 engineering.

Preheating of the oven starts, 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 secured and placed within the oven.

2. The heating and fusion phase.
Once inside the oven, the mould is turned on two axis so the powdered polymer liquefies from the heat and coats the inside if the mold. The turning is done gradually, about 20 revolutions per sixty seconds. Something that is essential at this moment is the amount of time the mould will spend inside the oven. If it overstays, the component will lose value and strength, producing a poor product. If it is removed from the oven prematurely, the polymer will not have liquefied correctly, which creates bubbles in the finalized product.

3. Mold cooling.
When the component 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 generates a cool mist. When the component cools, it reduces slightly for ease of removal from the mold. This is one more step that relies a lot on the right timing, since rapid cooling decreases the material too fast, causing warping of the material.

4. The removing or de-molding phase.
As soon as the component within te mould has cooled adequately, the molder handling the operation can then extract the finalized item from the mould. The function is repeated from the beginning, making a series of exact products.

For more information on the different rotational rotomolding options offered for the Remington VA 22734 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