Tutorials

Customer Project: Decorated Venus Figurine – EasyFlo Liquid Plastic

Customer Project: Decorated Venus Figurine – EasyFlo Liquid Plastic

At the Polytek March 2014 Mold Making & Casting Workshop, attendee Ro-Z Esposito (more info. on this artist at the end of the a...

Plasticine Clay: Multiple Uses in Mold Making

Plasticine Clay: Multiple Uses in Mold Making

Poly Plasticine is a non-hardening, sulfur-free modeling clay. It is non-toxic, odorless, and has a smooth, firm consistency....

Rubber Blanket Molds: The Basics

Rubber Blanket Molds: The Basics

The rubber blanket mold technique is a great method to master as a mold maker. For those unfamiliar with it, it can be a bit int...

Casting Concrete in Polyurethane vs. Silicone Rubber Molds

Casting Concrete in Polyurethane vs. Silicone Rubber Molds

Here at Polytek, we often recommend the use of liquid polyurethane rubber to make molds for concrete casting (e.g., concrete tiles...

How to Prepare a Model When Making a Polyurethane Rubber Mold

How to Prepare a Model When Making a Polyurethane Rubber Mold

A model, also called a “master”, should be prepared according to the model material & mold material.Models being used to make a pol...

Tek-Tip: Top 10 Most Common Rubber Mold Making Fails

Tek-Tip: Top 10 Most Common Rubber Mold Making Fails

We’ve compiled a list detailing the most common reasons that rubber mold making projects go wrong (e.g, uncured materials, incompl...

Body Casting Tutorial: Hydrogel Mold & Cold Cast Bronze Casting

Body Casting Tutorial: Hydrogel Mold & Cold Cast Bronze Casting

Body molds and castings can be made using a variety of products. The following tutorial details the steps needed to create a Hydrog...

Tek-Tip: Understanding Physical Property Specifications for Rubbers & Plastics

Tek-Tip: Understanding Physical Property Specifications for Rubbers & Plastics

Our Product Catalog, Website, Technical Bulletins and Physical Property Bulletins are full of technical specifications. They...

Celebrating St. Patrick's Day with Resin Casting [Beer-Filled Mug Replicas]

Celebrating St. Patrick's Day with Resin Casting [Beer-Filled Mug Replicas]

For St. Patrick’s Day this year, we used EasyFlo Clear Liquid Plastic to make replicas of beer-filled mugs. This resin ca...

Casting Foam in Polyurethane Rubber Molds

Casting Foam in Polyurethane Rubber Molds

Use Silicone Rubber (if you have it available to you) Ideally, silicone rubber molds should be used when casting polyurethane foam. Sil...

Tek-Tip: Keep Metal Containers Clean & Reduce Rubber Waste

Tek-Tip: Keep Metal Containers Clean & Reduce Rubber Waste

Pint and quart-sized metal containers are used to package some of our liquid mold rubbers. This packing option is used be...

Faux Finish Bronze: Resin Statuary

Faux Finish Bronze: Resin Statuary

Cold Cast BronzeCold cast bronze is a popular casting method used to achieve a cast bronze look. Generally, this technique requires...