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

rotocasting-Kendall Park-Rotational molding pertains to a plastic production method that generates hollow stress-free product lines. The procedure relies on high temperatures and bi axial rotation to follow up with seamless, one piece items that have several designs, colors and sizes. This procedure is also referred to as roto-molding or rotocasting. Sometimes the term slush moulding is used for certain liquid vinyl styles.

The attribute that makes this unique from other plastic manufacturing techniques in that no pressure is required. It also has few contenders when it pertains to the manufacture of sizable hollow products which are resilient and inexpensive.There is a variety of products that are created by this process including large water tanks, automobile materials, intricate designed medical items, leisure equipment, toys, canoes, industrial equipment among many others.This is due to the flexibility in regards to style 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 Kendall Park NJ 8824, 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

Plastic Molding-Kendall Park-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 New Jersey 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 Kendall Park New Jersey 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 Method Components

This moulding system has been used since ancient times for creatingvseverl products. Egyptians for instance, worked with rotocasting solutions in the of ceramics. The Swiss were also working with this rotation format to make hollow chocolate eggs. Some plastic items in the USA were developed utilizing this method some time between 1940 and 1950. The system has however taken long to catch on because it was looked at as being a rather slow process

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

Preheating of the oven starts, and it can 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 locked and installed inside the oven.

2. The heat and fusion process.
Once placed into the oven, the mold is turned on two axis so the powdered polymer melts from the heat and coats the inside if the mould. The rotation is done slowly and gradually, about 20 revolutions per min. One thing that is vital at this point is the amount of time the mold will spend within the oven. If it overstays, the product will lose value and strength, producing a poor item. If it is removed from the oven prematurely, the polymer will not have melted properly, which develops bubbles in the completed product line.

3. Mould cooling.
When the component 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 creates a cool mist. When the product cools, it shrinks slightly for ease of extraction from the mould. This is one more procedure that depends a lot on the ideal timing, since rapid cooling reduces the material too quick, causing warping of the material.

4. The un-loading or de-moulding step.
Once the product inside te mold has cooled effectively, the molder handling the procedure can then remove the finished item from the mold. The procedure is repeated from the start, providing a series of exact product lines.

For more information on the different rotational rotomolding options offered for the Kendall Park NJ 8824 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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