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Hours: Monday-Friday | 8:30am - 4:30pm (EST)
ATTENTION: Polytek will be closed on Monday, May 27th in observance of Memorial Day. Resuming normal operations on Tuesday, May 28th.
How to make a PlatSil® 73-40 mold of a countertop and cast 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.
How to create a mold of a Travertine panel using Polytek Poly 74-45 liquid rubber and then cast concrete.
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:
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.
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.
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.
Part I of this video tutorial demonstrates how to make a brush-on mold using tin-cured silicone rubber (TinSil® 80-30).
For the 2014 World of Concrete Expo, we are giving away rubber molds to expo attendees so they can cast their own concrete coasters.