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

rotomoulding-Lakeside-Rotational molding refers to a plastic production technique that makes hollow stress-free product lines. The procedure relies on high temperatures and bi axial rotation to come up with seamless, one piece items that have varying designs, sizes and colors. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The function that makes this different from other plastic manufacturing methods that no pressure is called for. It also has few contenders when it comes down to the production of sizable hollow items which are long-lasting and inexpensive.There is a wide range of product lines that are developed by this process including large water tanks, automobile materials, intricate designed medical items, recreation equipment, toys, kayaks, industrialized equipment among many others.This is because of the versatility in terms of type and shapes that the process creates

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Lakeside CA 92040, 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 rotomolding 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-Lakeside-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 Lakeside 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 Rotomoulding Procedure in Detail

This molding operation has been used since ancient times for creatingvseverl items. Egyptians as an example, used rotomoulding solutions in the making of ceramics. The Swiss were also employing this rotation method to create hollow chocolate eggs. Some plastic products in the USA were made utilizing this technique some time between 1940 and 1950. The procedure has however taken long to catch on because it was looked at as being a rather slow-moving process

1. Mould fitting.
A predetermined volume of polymer in particle form is filled into a hollow mold. The mould is usually built from cast aluminium or sheet steel material. The colour desired for the end product 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 type of plastic manufacturing.

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

2. The heating up and fusion process.
Once placed into the oven, the mould is rotated on two axis so the powdered polymer melts from the heat and layers the inside if the mould. The turning is done slowly and gradually, about 20 rotations per sixty seconds. The main thing that is critical at this moment is the period of time the mould will spend inside the oven. If it stays to long, the material will lose stability and strength, generating a faulty item. If it is taken out from the oven prematurely, the polymer will not have melted correctly, which creates bubbles in the completed product line.

3. Mould cooling down.
When the product has sufficiently spent the correct amount 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 component cools, it reduces somewhat for ease of removal from the mould. This is one more procedure that depends upon a lot on the correct timing, since quick cooling decreases the material too quickly, causing bending of the product.

4. The un-loading or de-moulding phase.
When the product within te mold has cooled correctly, the person handling the process can then extract the completed item from the mould. The technique is repeated from the start, providing a series of identical items.

For more information on the different rotational rotomolding options offered for the Lakeside CA 92040 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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