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

roto-molding-Twin Peaks-Rotational moulding refers to a plastic production method that creates hollow stress-free products. The function utilizes high temperatures and bi axial rotation to come up with seamless, one piece items that have a wide range of shapes, colors and sizes. This technique is also called rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl types.

The attribute that makes this unique from other plastic manufacturing techniques because no pressure is involved. It also has few rivals when it comes to the creation of large size hollow items which are durable and inexpensive.There is a variety of product lines that are created by this process including large size water tanks, automobile products, complex shaped medical items, recreation equipment, toys, kayaks, commercial equipment among many others.This is because of 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 Twin Peaks CA 92391, 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 roto-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-Twin Peaks-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 California 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 Twin Peaks California 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 molding method has been used since earlier times for creatingvseverl products. Egyptians for instance, utilized roto-molding procedures in the making of ceramics. The Swiss were also employing this rotation style to create hollow chocolate eggs. Some plastic products in the USA were made utilizing this technique some time between 1940 and 1950. Given that it was looked at to be a basically slow-moving system, the method has however taken long to catch on

1. Mould fitting.
A predetermined quantity of polymer in powder form is packed into a hollow mould. The mould is usually built from cast aluminium or sheet steel material. The color tone intended for the end goods is pre compounded into the polymer. The most generally 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 mold with the powdered polymer is then secured and installed within the oven.

2. The heat and fusion process.
Once placed into the oven, the mold is spun on two axis so the powdered polymer liquefies from the heat and layers the inside if the mold. The spinning is done gradually, about 20 rotations per min. One thing that is crucial at this moment is the period of time the mold will spend inside the oven. If it stays to long, the material will lose value and strength, producing a poor product. If it is extracted from the oven prematurely, the polymer will not have liquefied properly, which generates bubbles in the finalized product line.

3. Mold cooling down.
When the material has sufficiently spent the correct amount of time in the oven, it is then removed 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 shrinks a little for ease of extraction from the mold. This is an additional measure that depends upon a lot on the ideal timing, since quick cooling shrinks the material too fast, causing bending of the material.

4. The removing or de-molding step.
As soon as the material inside te mould has cooled successfully, the person handling the process can then remove the finished item from the mould. The function is repeated from the beginning, making a series of identical products.

For more information on the different rotational rotomolding options offered for the Twin Peaks CA 92391 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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