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Tutorials & Videos

Find Polytek® tutorials based on Product Type, Application or Mold Making and Casting Technique.
Adding Fillers to Polyurethane Casting Resin
There are a few common reasons that fillers are added to polyurethane casting resins.
Customer Project: Decorated Venus Figurine – EasyFlo Liquid Plastic
At the March 2014 Mold Making & Casting Workshop, attendee Ro-Z Esposito (more info. on this artist at the end of the article) brought the plaster Venus figurine. She wanted to make a rubber mold of the figure and then cast plastic copies.
Blending Liquid Rubber & Plastic: Poly-Optic® Series
Poly-Optic 14-Series Casting Resins are two-part, room temperature curing, polyurethane systems that result in water-clear castings.
Plasticine Clay: Multiple Uses in Mold Making
Poly Plasticine is a non-hardening, sulfur-free modeling clay that can be used for many purposes.
Rubber Blanket Molds: The Basics
The rubber blanket mold technique is a great method to master as a mold maker.
How to Make a Rubber Mold to Reproduce Concrete Stepping Stones
The following tutorial details how to reproduce concrete stepping stones (or pavers) from an existing stepping stone.
Poured Blanket Mold of Architectural Element for Concrete Casting
Two times a year, we hold a Mold Making & Casting Seminar & Workshop.
Customer Project: Cast Stone Magnolia Buds for Tattnall Square Park
West Side Stone Works of Macon, Georgia took on a mold making and casting project to create cast stone magnolia buds that would serve as finials on the columns situated at the entrance of Tattnall Square Park in historic Macon.
Customer Project: Indianapolis Fabrications Assists Sopheap Pich – “A Room” Installation
Polytek was commissioned to assist Sopheap Pich with the “A Room” installation at the Indianapolis Museum of Art (IMA).
Tek-Tip: How to Store Rubber Molds to Extend Library Life
When properly taken care of, molds can have a library life of up to 10 years or more.