Iowa Rotocast Plastics, Inc.

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Decorah, IA  |  563-382-9636

IRP’s rotational molding is the cost-effective, long-life solution to other forms of molding. When considering any custom molding project for your business, accept no substitutes. We’ve become known for our wide range of products, best-in-class service and a strong commitment to customer satisfaction. Call Iowa Rotocast Plastics today and find out how they can increase your sales tomorrow.

Rotational Molding Power Pages

Rotational Molding

Blow Molding

Rotational molding, commonly referred to as "rotomolding", is a plastic casting technique used to produce large hollow, seamless, and double-walled parts. It is a three-stage process that involves a mold on a rotating frame, a heating chamber, and a cooling chamber. Molds for the rotomolding process are specially designed....

Blow Molding

Blow Molding

Blow molding is a type of plastic forming process for creating hollow plastic products made from thermoplastic materials. The process involves heating and inflating a plastic tube known as a parison or preform. The parison is placed between two dies that contain the desired shape of the product...

Compression Molding

Compression Molding

Molding is a manufacturing process that uses a mold - the latter being a solid container used to give shape to a piece of material. It is a forming process. The form is transferred from the mold to the material by...

Plastic Molding Processes
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