Precast Concrete - Hardscape

Use Polytek® liquid rubbers to manufacture flexible molds to produce pavers, wall caps, patio stones, retaining wall block, fire pits & more

Polytek® mold rubbers are used to produce various precast concrete hardscape products, including pavers, stepping stones, patio stones, rock face liners, fire pits, retaining wall block, pier and wall caps and more. These two-part, room temperature curing systems provide a flexible mold solution that can be used to cast hundreds of parts in the mold’s lifetime.

Explore Product Options Below:

Popular Polyurethane Products:

Poly 74-20 Liquid Rubber

A soft polyurethane rubber popular for making molds of models with deep, irregular undercuts (e.g., wall stones, steps).

Poly 74-45 Liquid Rubber

A mid-range hardness polyurethane rubber for making molds of models with moderate undercuts. This product is a popular option for multi-cavity molds.

Poly 75-70 Liquid Rubber

A firm polyurethane rubber popular for pavers and stepping stones with minimal undercuts.

Browse All Polyurethane Rubbers

Learn more or browse all of Polytek's room temperature curing polyurethane rubbers below. These two-part materials can be poured, brushed or sprayed to make high-performance molds.

Popular Silicone Products:

PlatSil® 73-29 Silicone Rubber

A medium hardness (Shore A30), platinum-cured silicone rubber that does not require form release. Can be thickened with PlatThix Liquid Thickener or Fumed Silica to make brush-on molds.

PlatSil® HTS-25 Silicone Rubber

PlatSil® HTS-25 Silicone Rubber is a high-performance, platinum-catalyzed silicone with excellent tear strength, tensile strength and elongation properties.

PlatSil® HTS-25 Fast Silicone Rubber

PlatSil® HTS-25 Fast Silicone Rubber is a high-performance, platinum-catalyzed silicone with excellent tear strength, tensile strength and elongation properties. This silicone features a fast demold time of ~3 hours for quick turnaround.

PlatSil® HTS-40 Silicone Rubber

PlatSil® HTS-40 Silicone Rubber is a high-performance, platinum-catalyzed silicone with excellent tear strength, tensile strength and elongation properties.

Browse All Platinum-Cured Silicone Rubbers

Learn more or browse all of Polytek's room temperature curing, platinum-cured silicone rubbers below.

Application Examples

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