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

rotomolding-Mountain View-Rotational molding refers to a plastic manufacturing practice that makes hollow stress-free products. The process uses high temperatures and bi axial rotation to follow up with seamless, one piece items that have different designs, sizes and colors. This technique is also called rotomoulding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The attribute that makes this unique from other plastic manufacturing procedures because no pressure is called for. It also has few rivals when it comes down to the manufacture of sizable hollow items which are resilient and inexpensive.There is a variety of product lines that are generated by this process including big water tanks, automobile products, complex designed medical products, leisure equipment, toys, canoes, industrialized equipment among many others.This is due to the flexibility in regards to design and forms that the process develops

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Mountain View CA 94035, 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

Plastic Products-Mountain View-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 Mountain View 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 Process Components

This molding process has been used since early times for creatingvseverl items. Egyptians for instance, worked with roto-molding solutions in the making of ceramics. The Swiss were also applying this rotation approach to generate hollow chocolate eggs. Some plastic products in the USA were made using this technique some time between 1940 and 1950. Considering that it was looked at to be a somewhat slow-moving method, the system has however taken long to become popular

1. Mould preparation.
A predetermined amount of polymer in particle form is loaded into a hollow mold. The mold is usually comprised of cast aluminium or sheet steel substance. The coloration intended for the end item is pre compounded into the polymer. The most typically used powder resin is polythene, but polyvinyl chloride and nylon can also be used in this format of plastic assembly.

Pre-heating 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 installed within the oven.

2. The heating and fusion process.
Once placed into the oven, the mould is spun on two axis so the powdered polymer liquefies from the heat and coats the inside if the mould. The rotation is done gradually, about 20 revolutions per sixty seconds. Something that is essential at this point is the period of time the mold will spend inside the oven. If it overstays, the component will lose value and durability, producing a faulty product. If it is taken out from the oven prematurely, the polymer will not have liquefied correctly, which creates bubbles in the finished product line.

3. Mold cooling down.
When the component has sufficiently 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 product cools, it shrinks somewhat for ease of removal from the mold. This is yet another measure that relies a lot on the correct timing, since rapid cooling shrinks the material too quick, causing warping of the product.

4. The discharging or de-moulding phase.
Once the material inside te mould has cooled adequately, the person managing the operation can then extract the finished product from the mold. The procedure is repeated from the start, making a number of exact items.

For more information on the different rotational rotomolding options offered for the Mountain View CA 94035 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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