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Concrete Casting: Architectural Precast

Liquid Mold Rubbers for Architectural PrecastArchitectural precast producers and restoration specialists use Polytek® two-part, room temperature curing mold rubbers to make molds of original or aging architectural elements which are then reproduced in concrete. Rubber molds are often used to produce concrete brackets, decorative panels, medallions, cornice molding, balusters, columns and more. 

Polytek® offers pourable, brushable and sprayable mold rubber options. Popular product options are listed below:

How-To Articles & Customer Projects

Poured Blanket Mold of Architectural Element for Concrete Casting
Two times a year, we hold a Mold Making & Casting Seminar & Workshop.
Customer Project: Cast Stone Magnolia Buds for Tattnall Square Park
West Side Stone Works of Macon, Georgia took on a mold making and casting project to create cast stone magnolia buds that would serve as finials on the columns situated at the entrance of Tattnall Square Park in historic Macon.
Liquid Mold Rubbers for Architectural Precast
How to Make a Two-Part Rubber Mold of a Baluster
This visual tutorial shows the process of creating a two-part polyurethane rubber mold of a wooden baluster.