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

rotational moulding-Laguna Niguel-Rotational molding refers to a plastic production solution that generates hollow stress-free product lines. The function relies on high temperatures and bi axial rotation to come up with seamless, one piece objects that have several shapes, sizes and colors. This method is also referred to as roto-molding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl types.

The feature that makes this unique from other plastic manufacturing methods because no pressure is involved. It also has few rivals when it pertains to the manufacture of large size hollow products which are long-lasting and inexpensive.There is a wide range of product lines that are developed by this process including big water tanks, automobile items, intricate designed medical items, leisure equipment, toys, kayaks, industrial equipment among many others.This is because of the versatility in regards to type and shapes that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Laguna Niguel CA 92607, 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 Molded-Laguna Niguel-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 Laguna Niguel 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 in Detail

This moulding technique has been used since ancient times for creatingvseverl items. Egyptians for example, utilized rotational molding techniques in the manufacturing of ceramics. The Swiss were also working with this rotation type to make hollow chocolate eggs. Some plastic product lines in the USA were created using this approach some time between 1940 and 1950. Because it was thought of to be a basically slow process, the method has however taken long to catch on

1. Mold preparation.
A predetermined quantity of polymer in particle form is loaded into a hollow mold. The mold is usually crafted from cast aluminium or sheet steel substance. The color tone chosen for the final goods 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 type of plastic engineering.

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 placed inside the oven.

2. The heating up and fusion procedure.
Once inside the oven, the mold is revolved on two axis so the powdered polymer melts from the heat and overlays the inside if the mold. The spinning is done slowly, about 20 revolutions per minute. One thing that is important at this point is the period of time the mould will spend within the oven. If it stays to long, the product will lose value and durability, generating a weak item. If it is extracted from the oven prematurely, the polymer will not have flowed properly, which creates bubbles in the completed product.

3. Mould cooling down.
When the material has sufficiently spent the right 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 creates a cool mist. When the material cools, it shrinks somewhat for ease of extraction from the mould. This is yet another measure that relies a lot on the right timing, since quick cooling decreases the material too fast, causing bending of the product.

4. The unloading or de-molding phase.
Once the material inside te mould has cooled properly, the molder managing the operation can then take out the finalized product from the mold. The process is repeated from the beginning, giving a number of similar items.

For more information on the different rotational rotomolding options offered for the Laguna Niguel CA 92607 area, please call our toll free number  866-971-7861 or fill out the form on the right for a consultation!

Other areas we service, go here to custom molded

Local Resources

Production Example
Google Map