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Tutorials & Videos

Find Polytek® tutorials based on Product Type, Application or Mold Making and Casting Technique.
How to Make Silicone Molds for Casting Wax Candles

This video tutorial details the process of making three molds using PlatSil® 73-25, a platinum silicone mold rubber.

Lifecasting: PlatSil® Gel-25 Face Cast

PlatSil® Gel-25 is a contact-safe, platinum-cured silicone that is most often used for making prosthetic appliances, lifecasting and mold making. 

Steps:

How to Make a Concrete Log Mold

This video tutorial details the process of making a FormRub 35 rubber mold of a log in order to cast concrete stools.

Concrete Mold Making - Starter Kit Tutorial

Use this Concrete Mold Making Starter Kit to make your first rubber mold for a small-scale, concrete casting project of your choosing.

Concrete Casting: Hardscape Rubber Mold Design
Mold design has a great impact on production efficiency and product quality.
How to Make Wood-Textured Concrete Stools
The following tutorial details the process of making a polyurethane rubber mold of a log that will be used to cast concrete stools.
Tek-Tip: Reduce Bubbles in Clear Casting Resin
Without the proper equipment, it can be difficult to achieve bubble-free castings with clear polyurethane casting resins such as Polytek Poly-Optic® 14-Series resins.
Kiln-Casting with Glass: The Process
Anna Boothe, former faculty member in the Glass Program at Tyler School of Art (Temple University) and current freelance artist, provided us with a behind-the-scenes look at her lead crystal kiln-casting process.
Tek-Tip: Shelf Life & Storage of Polytek® Polyurethane Products
The shelf life of all Polytek® liquid polyurethane products (rubber, plastic, foam) is six months from the date of shipment in unopened containers.
Marbled Effect in Polyurethane Resin
An intrinsic “marbled” look can be a challenge to achieve with resin.