Tutorials

Customer Project: Indianapolis Fabrications Assists Sopheap Pich – “A Room” Installation

Customer Project: Indianapolis Fabrications Assists Sopheap Pich – “A Room” Installation

Commissioned to assist Sopheap Pich with the “A Room” installation at the Indianapolis Museum of Art (IMA), Polytek customer India...

Tek-Tip: How to Store Rubber Molds to Extend Library Life

Tek-Tip: How to Store Rubber Molds to Extend Library Life

The Library Life of a rubber mold is the length of time a rubber mold will remain useful after being placed in storage. When proper...

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 polyure...

Looking Back: Hanks & Spielberg Receive Cold-Cast Bronze Statues

Looking Back: Hanks & Spielberg Receive Cold-Cast Bronze Statues

Looking back through the archives of Developments, a Polytek® printed newsletter covering a variety of mold making and casting topi...

Tek-Tip: Repairing Torn Rubber Molds

Tek-Tip: Repairing Torn Rubber Molds

If a tear develops in your polyurethane rubber or silicone rubber mold, one of the following options may help to repair...

Cold Cast Bronze: Three Casting Methods

Cold Cast Bronze: Three Casting Methods

There are three methods that we typically recommend for creating cold cast bronze pieces [Figure 1]: solid casting, slush casting, and...

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, incomplete m...

Slush Casting Resin to Make Hollow Parts

Slush Casting Resin to Make Hollow Parts

What is Slush Casting?Casting material is manually “slushed around” in the mold, creating a thin layer, which results in a hollow,...

Architectural Restoration: Making a Rubber Site Mold to Replace a Damaged Column

Architectural Restoration: Making a Rubber Site Mold to Replace a Damaged Column

  Project: Architectural Restoration: Making a Rubber Site Mold to Replace a Damaged Column This commercial building is bei...

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: Perform Platinum Silicone Test Cures

Tek-Tip: Perform Platinum Silicone Test Cures

Out of the entire Polytek® product line-up, platinum-cured silicones (PlatSil® products) are most likely to suffer from cure inhibition...