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

roto-molding-Avondale Estates-Rotational moulding pertains to a plastic production practice that makes hollow stress-free product lines. The process relies on high temperatures and bi axial rotation to follow up with seamless, one piece products that have different shapes, colors and sizes. This method is also known as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The function that makes this different from other plastic manufacturing methods in that no pressure is called for. It also has few contenders when it pertains to the creation of sizable hollow products which are durable and inexpensive.There is a wide range of items that are created by this process including large size water tanks, automobile items, intricate molded medical products, leisure equipment, toys, kayaks, commercial equipment among many others.This is because of the flexibility in regards to style and shapes that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Avondale Estates GA 30002, 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 rotocasting 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-Avondale Estates-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 Georgia 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 Avondale Estates Georgia 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 Process Components

This molding process has been used since ancient times for creatingvseverl products. Egyptians as an example, utilized roto-molding methods in the creating of ceramics. The Swiss were also applying this rotation type to make hollow chocolate eggs. Some plastic items in the USA were made using this procedure some time between 1940 and 1950. Since it was thought of to be a very slow technique, the process has however taken long to catch on

1. Mold prep work.
A predetermined amount of polymer in powder form is filled into a hollow mold. The mould is usually constructed from cast aluminium or sheet steel substance. The coloration needed for the end goods 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 manufacturing.

Preheating of the oven follows, and it may be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mold with the powdered polymer is then secured and inserted inside the oven.

2. The heating up and fusion process.
Once within the oven, the mould is spun on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The rotation is done slowly, about 20 rotations per sixty seconds. One thing that is crucial at this moment is the period of time the mold will spend within the oven. If it stays to long, the material will lose value and strength, generating a poor item. If it is extracted from the oven prematurely, the polymer will not have liquefied properly, which creates bubbles in the finalized product.

3. Mold cooling down.
When the component has completely spent the enough 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 generates a cool mist. When the material cools, it shrinks slightly for ease of removal from the mold. This is one more step that relies a lot on the ideal timing, since rapid cooling reduces the material too quickly, causing warping of the product.

4. The offloading or de-moulding phase.
As soon as the component within te mold has cooled correctly, the person handling the operation can then take out the finalized item from the mould. The function is repeated from the start, providing a series of exact items.

For more information on the different rotational molding options offered for the Avondale Estates GA 30002 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

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