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

roto-molding-Florence-Rotational moulding pertains to a plastic production technique that generates hollow stress-free product lines. The method uses high temperatures and bi axial rotation to come up with seamless, one piece products that have a wide range of designs, colors and sizes. This procedure is also referred to as rotomolding or rotocasting. Sometimes the term slush molding is used for certain liquid vinyl styles.

The function that makes this different from other plastic manufacturing techniques in that no pressure is called for. It also has few rivals when it comes to the production of large size hollow products which are long-lasting and inexpensive.There is a wide range of items that are generated by this process including large size water tanks, automobile products, intricate designed medical products, recreation equipment, toys, canoes, industrialized equipment among many others.This is because of the flexibility in terms of type and forms that the process makes

Benefits of Using Rotomolding to Manufacture Plastic Products

  • Relatively low tooling costs.
    When compared to other plastic manufacturing processes in Florence MT 59833, 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 rotomoulding 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-Florence-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 Montana 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 Florence Montana 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 in Detail

This molding process has been used since ancient times for creatingvseverl product lines. Egyptians for instance, utilized rotocasting solutions in the of ceramics. The Swiss were also working with this rotation method to generate hollow chocolate eggs. Some plastic products in the USA were manufactured utilizing this approach some time between 1940 and 1950. Due to the fact that it was regarded to be a somewhat slow-moving method, the process has however taken long to become popular

1. Mold preparation.
A fixed volume of polymer in grain form is loaded into a hollow mold. The mold is usually crafted from cast aluminium or sheet steel material. The coloring preferred for the end goods 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 engineering.

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

2. The heating and fusion step.
Once placed into the oven, the mold is spun on two axis so the powdered polymer liquefies from the heat and coats the inside if the mold. The turning is done slowly, about 20 spins per sixty seconds. The main thing that is vital at this moment is the amount of time the mould will spend inside the oven. If it overstays, the material will lose stability and strength, producing a faulty item. If it is taken out from the oven too early, the polymer will not have liquefied correctly, which produces bubbles in the completed item.

3. Mold cooling.
When the material has completely spent the enough 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 a cool mist. When the component cools, it reduces somewhat for ease of extraction from the mold. This is an additional procedure that depends upon a lot on the ideal timing, since quick cooling reduces the material too quick, causing bending of the material.

4. The discharging or de-molding step.
When the product inside te mold has cooled successfully, the person taking care of the process can then extract the completed item from the mold. The function is repeated from the start, providing a number of exact product lines.

For more information on the different rotational rotomolding options offered for the Florence MT 59833 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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