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

rotocasting-Pine Lake-Rotational moulding refers to a plastic production practice that generates hollow stress-free product lines. The process relies on high temperatures and bi axial rotation to come up with seamless, one piece products that have a wide range of forms, sizes and colors. This method is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl types.

The function that makes this unique from other plastic manufacturing techniques that no pressure is needed. It also has few competitors when it involves the manufacture of sizable hollow products which are long lasting and inexpensive.There is a wide range of products that are generated by this process including large size water tanks, automobile products, intricate designed medical items, recreation equipment, toys, canoes, industrial equipment among many others.This is because of the versatility in regards to design and shapes that the process manufactures

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Pine Lake GA 30072, 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

Plastic Manufacturing-Pine Lake-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 Georgia 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 Pine Lake Georgia 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 Process Components

This moulding system has been used since earlier times for creatingvseverl items. Egyptians for instance, applied roto-molding procedures in the producing of ceramics. The Swiss were also using this rotation format to generate hollow chocolate eggs. Some plastic product lines in the USA were manufactured utilizing this method some time between 1940 and 1950. The system has however taken very long to take affect because it was looked at as being a rather slow process

1. Mould prep work.
A fixed volume of polymer in particle form is loaded into a hollow mould. The mold is usually comprised of cast aluminium or sheet steel substance. The color preferred for the finished product 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 production.

Preheating 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 secured and placed within the oven.

2. The heat and fusion process.
Once inside the oven, the mold is turned on two axis so the powdered polymer liquefies from the heat and overlays the inside if the mould. The rotation is done slowly, about 20 spins per sixty seconds. One thing that is critical at this point is the amount of time the mould will spend within the oven. If it stays to long, the product will lose stability and durability, creating a faulty item. If it is extracted from the oven prematurely, the polymer will not have melted properly, which produces bubbles in the finished item.

3. Mold cooling.
When the material has completely spent the enough 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 product cools, it reduces somewhat for ease of removal from the mould. This is yet another step that depends upon a lot on the correct timing, since quick cooling decreases the material too fast, causing warping of the material.

4. The discharging or de-moulding step.
Once the material inside te mould has cooled effectively, the person managing the operation can then take out the finished item from the mold. The technique is repeated from the beginning, supplying a number of exact product lines.

For more information on the different rotational molding options offered for the Pine Lake GA 30072 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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