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

rotomoulding-Radcliff-Rotational molding refers to a plastic manufacturing method that produces hollow stress-free product lines. The method depends on high temperatures and bi axial rotation to come up with seamless, one piece products that have various designs, colors and sizes. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The feature that makes this different from other plastic manufacturing methods that no pressure is involved. It also has few competitors when it comes down to the manufacture of sizable hollow items which are long lasting and inexpensive.There is a wide range of products that are produced by this process including large size water tanks, automobile materials, complex designed medical products, recreation equipment, toys, canoes, commercial equipment among many others.This is because of the versatility in terms of design 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 Radcliff KY 40159, 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

Plastic Manufacturing-Radcliff-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 Kentucky 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 Radcliff Kentucky 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 Roto-Molding Procedure Components

This moulding system has been used since ancient times for creatingvseverl product lines. Egyptians for instance, worked with rotational molding procedures in the creating of ceramics. The Swiss were also working with this rotation type to generate hollow chocolate eggs. Some plastic product lines in the USA were created utilizing this method some time between 1940 and 1950. Considering that it was thought of to be a rather slow method, the process has however taken long to become popular

1. Mold prep work.
A predetermined measure of polymer in grain form is packed into a hollow mold. The mold is usually made from cast aluminium or sheet steel substance. The coloration chosen for the finished product 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 style of plastic assembly.

Pre-heating of the oven starts, and it can be done by either conduction, convection or sometimes radiation. It is heated up to temperatures between 500-700F. The mold with the powdered polymer is then sealed and installed within the oven.

2. The heat and fusion step.
Once within the oven, the mold is turned on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mold. The turning is done slowly, about 20 revolutions per sixty seconds. Something that is essential at this moment is the amount of time the mould will spend within the oven. If it stays to long, the component will lose value and strength, making a weak item. If it is removed from the oven too early, the polymer will not have flowed properly, which creates bubbles in the completed product.

3. Mold cooling down.
When the material has sufficiently spent the right amount of time in the oven, it is then taken out for cooling. This may be done by air or water, or sometimes a mixture of both which generates a cool mist. When the product cools, it reduces slightly for ease of extraction from the mold. This is one more measure that depends a lot on the ideal timing, since quick cooling decreases the material too rapidly, causing bending of the material.

4. The unloading or de-moulding step.
When the component inside te mold has cooled correctly, the molder handling the operation can then take out the completed item from the mould. The procedure is repeated from the start, giving a number of similar items.

For more information on the different rotational molding options offered for the Radcliff KY 40159 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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