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

roto-molding-Victor-Rotational moulding refers to a plastic manufacturing practice that produces hollow stress-free items. The function relies on high temperatures and bi axial rotation to come up with seamless, one piece objects that have various forms, colors and sizes. This procedure is also called rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl forms.

The benefit that makes this different from other plastic manufacturing techniques because no pressure is required. It also has few contenders when it pertains to the production of sizable hollow items which are long lasting and inexpensive.There is a variety of product lines that are produced by this process including large water tanks, automobile materials, intricate molded medical products, leisure equipment, toys, kayaks, commercial equipment among many others.This is due to the flexibility in regards to style and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Victor CO 80860, 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

Custom Molding-Victor-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 Colorado 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 Victor Colorado 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 Process in Detail

This moulding process has been used since early times for creatingvseverl product lines. Egyptians as an example, worked with roto-molding techniques in the creating of ceramics. The Swiss were also using this rotation type to create hollow chocolate eggs. Some plastic product lines in the USA were created using this method some time between 1940 and 1950. The technique has however taken very long to catch on because it was thought of as being a pretty slow-moving process

1. Mould preparation.
A predetermined volume of polymer in particle form is packed into a hollow mold. The mold is usually constructed from cast aluminium or sheet steel material. The coloration needed for the end item 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 design of plastic assembly.

Preheating of the oven follows, and it can be done by either conduction, convection or sometimes radiation. It is heated to temperatures between 500-700F. The mold with the powdered polymer is then locked and positioned into the oven.

2. The heat and fusion procedure.
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 spinning is done gradually, about 20 spins per sixty seconds. Something that is vital at this point is the period of time the mold will spend inside the oven. If it stays to long, the material will lose value and durability, generating a weak item. If it is extracted from the oven prematurely, the polymer will not have melted properly, which produces bubbles in the completed product line.

3. Mould cooling down.
When the component has completely spent the correct amount of time in the oven, it is then extracted for cooling. This may be done by air or water, or sometimes a mixture of both which a cool mist. When the component cools, it reduces a little for ease of extraction from the mold. This is another procedure that depends a lot on the right timing, since quick cooling reduces the material too quickly, causing warping of the product.

4. The discharging or de-molding step.
As soon as the product within te mold has cooled effectively, the molder handling the operation can then extract the finalized product from the mold. The process is repeated from the start, giving a number of exact product lines.

For more information on the different rotational rotomolding options offered for the Victor CO 80860 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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