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

rotocasting-Odessa-Rotational moulding pertains to a plastic manufacturing solution that creates hollow stress-free items. The method depends on high temperatures and bi axial rotation to follow up with seamless, one piece objects that have several forms, colors and sizes. This technique is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The component that makes this unique from other plastic manufacturing procedures that no pressure is involved. It also has few rivals when it comes to the production of sizable hollow products which are long lasting and inexpensive.There is a wide variety of items that are developed by this process including large water tanks, automobile products, intricate designed medical items, leisure equipment, toys, canoes, industrialized equipment among many others.This is because of the flexibility in terms of design 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 Odessa TX 79760, 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 Manufacturing-Odessa-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 Texas 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 Odessa Texas 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 in Detail

This moulding system has been used since earlier times for creatingvseverl product lines. Egyptians for example, used rotational molding systems in the making of ceramics. The Swiss were also using this rotation technique to generate hollow chocolate eggs. Some plastic items in the USA were developed utilizing this method some time between 1940 and 1950. The technique has however taken very long to catch on because it was considered to be a somewhat slow-moving process

1. Mold readying.
A fixed amount of polymer in particle form is filled into a hollow mold. The mould is usually composeded of cast aluminium or sheet steel substance. The coloring desired for the finished 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 format of plastic manufacturing.

Pre-heating of the oven follows, 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 installed within the oven.

2. The heat and fusion phase.
Once placed into the oven, the mold is turned on two axis so the powdered polymer melts from the heat and overlays the inside if the mould. The rotation is done gradually, about 20 revolutions per minute. Something that is important at this point is the amount of time the mould will spend inside the oven. If it overstays, the product will lose value and durability, making a poor product. If it is removed from the oven too early, the polymer will not have flowed correctly, which creates bubbles in the completed item.

3. Mould cooling down.
When the product has sufficiently 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 somewhat for ease of extraction from the mold. This is one more measure that relies a lot on the right timing, since quick cooling reduces the material too rapidly, causing warping of the item.

4. The offloading or de-molding phase.
Once the material within te mould has cooled successfully, the person taking care of the procedure can then take out the finalized product from the mold. The technique is repeated from the start, making a number of identical product lines.

For more information on the different rotational rotomolding options offered for the Odessa TX 79760 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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