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

rotomoulding-Arkansas City-Rotational moulding refers to a plastic manufacturing procedure that produces hollow stress-free product lines. The method relies on high temperatures and bi axial rotation to follow up with seamless, one piece objects that have different shapes, sizes and colors. This technique is also known as rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The feature that makes this different from other plastic manufacturing procedures that no pressure is involved. It also has few competitors when it comes to the creation of large size hollow items which are durable and inexpensive.There is a wide range of product lines that are generated by this process including big water tanks, automobile products, sophisticated molded medical products, leisure equipment, toys, kayaks, industrialized equipment among many others.This is due to the flexibility in terms of style and shapes that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Arkansas City KS 67005, 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 molding 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 Products-Arkansas City-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 Kansas 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 Arkansas City Kansas 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 operation has been used since ancient times for creatingvseverl products. Egyptians as an example, employed rotomoulding methods in the making of ceramics. The Swiss were also applying this rotation design to make hollow chocolate eggs. Some plastic product lines in the USA were created utilizing this technique some time between 1940 and 1950. Since it was thought of to be a basically slow-moving procedure, the approach has however taken long to become popular

1. Mould fitting.
A predetermined quantity of polymer in powder form is loaded into a hollow mold. The mould is usually made from cast aluminium or sheet steel material. The colour chosen 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 design of plastic engineering.

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 mould with the powdered polymer is then locked and inserted within the oven.

2. The heat and fusion step.
Once placed into the oven, the mold is turned 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 revolutions per minute. Something that is crucial at this moment is the amount of time the mould will spend within the oven. If it stays to long, the product will lose stability and strength, producing a weak item. If it is taken out from the oven prematurely, the polymer will not have flowed properly, which develops bubbles in the finalized product line.

3. Mold cooling down.
When the material has sufficiently spent the enough 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 shrinks a little for ease of removal from the mold. This is one more step that relies a lot on the right timing, since quick cooling shrinks the material too fast, causing warping of the item.

4. The un-loading or de-molding phase.
Once the component within te mold has cooled properly, the molder taking care of the process can then extract the finalized product from the mold. The technique is repeated from the beginning, providing a series of similar product lines.

For more information on the different rotational rotomolding options offered for the Arkansas City KS 67005 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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