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

rotomolding-Seaside-Rotational molding pertains to a plastic production solution that makes hollow stress-free product lines. The procedure utilizes high temperatures and bi axial rotation to follow up with seamless, one piece items that have a wide range of forms, sizes and colors. This method is also known as rotomoulding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl forms.

The feature that makes this different from other plastic manufacturing procedures that no pressure is called for. It also has few contenders 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 produced by this process including large size water tanks, automobile items, complex designed medical items, recreation equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in regards to design and forms that the process produces

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Seaside OR 97138, 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 moulding 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-Seaside-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 Oregon 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 Seaside Oregon 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 Roto-Molding Procedure in Detail

This molding system has been used since early times for creatingvseverl products. Egyptians for example, employed rotational molding methods in the making of ceramics. The Swiss were also employing this rotation format to make hollow chocolate eggs. Some plastic products in the USA were created utilizing this technique some time between 1940 and 1950. Given that it was viewed to be a very slow-moving system, the procedure has however taken long to become popular

1. Mold preparation.
A fixed amount of polymer in particle form is filled into a hollow mould. The mould is usually built from cast aluminium or sheet steel substance. The color 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 style of plastic manufacturing.

Preheating of the oven follows, and it can be done by either conduction, convection or sometimes radiation. It is warmed to temperatures between 500-700F. The mould with the powdered polymer is then locked and installed into the oven.

2. The heat and fusion procedure.
Once within the oven, the mould is rotated on two axis so the powdered polymer liquefies from the heat and coats the inside if the mold. The turning is done slowly and gradually, about 20 revolutions per min. One thing that is crucial at this moment is the period of time the mold will spend within the oven. If it overstays, the material will lose value and durability, generating a weak product. If it is removed from the oven prematurely, the polymer will not have flowed properly, which develops bubbles in the finished product line.

3. Mould cooling down.
When the product 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 generates a cool mist. When the material cools, it reduces a little for ease of extraction from the mould. This is an additional procedure that depends a lot on the correct timing, since rapid cooling reduces the material too quick, causing bending of the item.

4. The un-loading or de-molding step.
Once the component inside te mould has cooled properly, the person taking care of the operation can then take out the finished item from the mould. The process is repeated from the start, supplying a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Seaside OR 97138 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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