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Tutorials & Videos

Find Polytek® tutorials based on Product Type, Application or Mold Making and Casting Technique.
Embedded thumbnail for Casting a Concrete Countertop in a Silicone Mold
Casting a Concrete Countertop in a Silicone Mold

How to make a PlatSil® 73-40 mold of a countertop and cast concrete. 

Embedded thumbnail for Making a Poly 74-20 Veneer Stone Mold for Casting Concrete
Making a Poly 74-20 Veneer Stone Mold for Casting Concrete

In this video, we demonstrate making a block mold with Poly 74-20 polyurethane rubber that can be used to reproduce decorative concrete veneer stones.

Embedded thumbnail for How to Create a Travertine Panel Mold for Concrete [Part 2 of 2]
How to Create a Travertine Panel Mold for Concrete [Part 2 of 2]

How to create a mold of a Travertine panel using Polytek Poly 74-45 liquid rubber and then cast concrete.

Embedded thumbnail for How to Create a Travertine Panel Mold for Concrete [Part 1 of 2]
How to Create a Travertine Panel Mold for Concrete [Part 1 of 2]

How to create a mold of a Travertine panel using Polytek Poly 74-45 liquid rubber and then cast concrete.

Embedded thumbnail for Mold Making Tips: Mold Rubber Hardness
Mold Making Tips: Mold Rubber Hardness

Polytek® "Tek-Tip" videos feature information and tips related to mold making and casting.

 

In this "Tek-Tip" video, we discuss mold rubber hardness. We cover:

 

Embedded thumbnail for How to Make a Rubber Stamping Mat for Concrete [Cobblestone Model]
How to Make a Rubber Stamping Mat for Concrete [Cobblestone Model]

In this video, we demonstrate how to make a concrete stamping mat out of polyurethane rubber. We use cobblestone as our model and Poly 75-80 as our rubber mold material.

 

Embedded thumbnail for How to Make a Concrete Texture Mat [Slate Model]
How to Make a Concrete Texture Mat [Slate Model]

In this video, we show you how to create a rubber texture mat from real slate. Texture mats are commonly used as concrete texturing tools and can be created from a variety of natural surfaces.

Embedded thumbnail for How to Make a Brush-On Mold with Mold Shell [Part II]
How to Make a Brush-On Mold with Mold Shell [Part II]

Part II of this two-part video demonstrates the creation of a two-part plastic mold shell, removal of the mold shell, and rotational plastic casting of this pumpkin.

Embedded thumbnail for How to Make a Brush-On Mold with Mold Shell [Part I]
How to Make a Brush-On Mold with Mold Shell [Part I]

Part I of this video tutorial demonstrates how to make a brush-on mold using tin-cured silicone rubber (TinSil® 80-30). 

 

Embedded thumbnail for Rubber Molds for Casting Slate-Textured Concrete Coasters
Rubber Molds for Casting Slate-Textured Concrete Coasters

At the 2014 World of Concrete Expo, we gave away rubber molds to expo attendees so they could cast their own concrete coasters.

 

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