Gemstar Manufacturing

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Cannon Falls  |  800-533-3631

Gemstar Manufacturing has been an innovative manufacturer of a wide variety of custom carrying cases, like plastic cases, transit cases and shipping cases that are watertight and chemically resistant. Call us today for the most durable and reliable cases available!

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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