Concrete Mold Making & Casting How‑To's

Concrete Mold Making & Casting
Concrete casting pros from around the world know Smooth-On liquid rubber products as the industry standard for making rubber molds that have the abrasion resistance and tear strength needed to keep production moving. Casting concrete into rubber molds made with Smooth-On Rubber lets you make perfect copies of any original every time! Smooth-On rubbers can be applied right at the job site. They can be brushed on, poured on, or sprayed onto a model. Molds are ready for casting in a day and last in production... saving you time, labor, and material costs.
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How to Make a Free-Form Concrete Sink

How to Make a Free-Form Concrete Sink

Watch how to make an elegant shallow free-form concrete sink from start to finish

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Concrete Casting On A Large Scale: Making

Concrete Casting On A Large Scale: Making "Green" Building Components on a Tight Deadline

Slaw Precast creates energy efficient wall panels for a new, state-of-the-art school building in New York City.

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How To Make Concrete Countertops for a Trade Show Display

How To Make Concrete Countertops for a Trade Show Display

In this video we show you how we created new concrete countertops for a custom pergola display.

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How To Make a Mold For Casting Concrete Tiles

How To Make a Mold For Casting Concrete Tiles

Learn the steps needed to make a production countertop mold using Formlastic™

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How to Make a Mold of a Rock for a Concrete Sink

How to Make a Mold of a Rock for a Concrete Sink

Learn how to make a mold of a small boulder using Rebound 25 brush on silicone rubber.

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How To Make a Bouldering Wall with Buddy Rhodes Vertical Mix™

How To Make a Bouldering Wall with Buddy Rhodes Vertical Mix™

Übergrippen Climbing Crag recently added a 100 foot long bouldering wall in their backyard

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How to Make a Concrete and Epoxy Lagoon Aquarium Table

How to Make a Concrete and Epoxy Lagoon Aquarium Table

Learn how to use concrete in combination with clear epoxy resin to create an aquarium table.

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How To Restore an Historic Concrete Seal at Princeton University

How To Restore an Historic Concrete Seal at Princeton University

Watch how John Paolini, from Paolini Cast Stone, restored an historic concrete seal

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How To Reproduce Woodgrain Detail in Concrete

How To Reproduce Woodgrain Detail in Concrete

Rebound 25 platinum silicone captures all the woodgrain details and transfers them to the concrete casting.

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How To Make a GFRC Shuffleboard Table

How To Make a GFRC Shuffleboard Table

In this tutorial video we show you how we made a Shuffleboard table for our facilities.

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Shop Projects - How To Make a Concrete Utility Sink

Shop Projects - How To Make a Concrete Utility Sink

In this video we show you how we made a concrete utility sink for our shop using Forton® VF-774.

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GFRC Explained - Learn the Basics of GFRC

GFRC Explained - Learn the Basics of GFRC

We explain the different components, mix designs and the proper techniques needed to create high-quality GFRC

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How To Cast Concrete Using Aquacon® Release Agent

How To Cast Concrete Using Aquacon® Release Agent

AquaCon® is a water based concrete release agent that aids in releasing concrete castings from Smooth-On rubber molds

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How To Make a Sunscreen Curtain Wall from a Digital Design

How To Make a Sunscreen Curtain Wall from a Digital Design

Smooth-On's client "Taller de Prefabricados" invited us to to film their process

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How To Make a Concrete Wall Lamp from a 3D Printed Model

How To Make a Concrete Wall Lamp from a 3D Printed Model

Step By Step Video Showing How a 3D printed model is molded then cast in concrete.

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How To Make a Mold of a Leaf for Casting Concrete

How To Make a Mold of a Leaf for Casting Concrete

Make a mold of a rhubarb leaf using Rebound® 25 silicone rubber

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How to Make a Custom Concrete Fountain

How to Make a Custom Concrete Fountain

Learn how to make a concrete fountain that looks just like sand using Mold Star® 16 silicone rubber.

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How To Make a Custom Concrete Countertops using GFRC

How To Make a Custom Concrete Countertops using GFRC

Learn how to make extremely strong concrete countertops with Forton® VF-774

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How To Build a Concrete Bar Using GFRC Panels - Episode 1

How To Build a Concrete Bar Using GFRC Panels - Episode 1

Learn how to make Art Deco concrete panels from model design to casting pigmented GFRC.

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How To Build a Concrete Bar Using GFRC Panels - Episode 2

How To Build a Concrete Bar Using GFRC Panels - Episode 2

Learn how to make an outdoor bar and pergola, using Art Deco GFRC panels.

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How To Build a Concrete Bar Using GFRC Panels ‑ Episode 3

How To Build a Concrete Bar Using GFRC Panels ‑ Episode 3

Learn how to make unique edge molds for concrete countertops using TASK 16 urethane rubber.

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How To Make Decorative GFRC Panels from a Jungle Tree Trunk

How To Make Decorative GFRC Panels from a Jungle Tree Trunk

"Taller de Prefabricados" invited us to their facilities to film their mold making process

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How To Create an Angular GFRC Architectural Panel

How To Create an Angular GFRC Architectural Panel

GFRC Cladding Systems creates angular panels to be installed on a building in Miami's design district.

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How To Create a GFRC Architectural Cornice

How To Create a GFRC Architectural Cornice

GFRC Cladding Systems shows how to create a spray-up cladding cornice.

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How To Spray GFRC To Create a Showroom Kiosk

How To Spray GFRC To Create a Showroom Kiosk

In this video we show the step-by-step process for creating a sales desk kiosk with a custom textured surface using GFRC enhanced with Forton® VF-774.

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How To Create a GFRC Lounge Chair Using Rebound™ 25 Silicone Rubber

How To Create a GFRC Lounge Chair Using Rebound™ 25 Silicone Rubber

Using Rebound™ 25 mold rubber, OBRaTUR, S.A. has created a line of GFRC furniture that is hurricane proof.

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How To Create a GFRC Table using Rebound™ 25 Silicone Rubber

How To Create a GFRC Table using Rebound™ 25 Silicone Rubber

Creating a GFRC table design employs the root of a Royal Poinciana tree recovered from a hurricane.

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How To Create a Silicone Rubber Texture Mat for GFRC Panels

How To Create a Silicone Rubber Texture Mat for GFRC Panels

Granary wall inside the barn features woodgrain textures that can be duplicated onto GFRC panels for a shower install.

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How To Make GFRC Textured Shower Panels

How To Make GFRC Textured Shower Panels

Multiple GFRC panels of different sizes and shapes will be made from this single texture mat mold.

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How To Make a Concrete Stamp Using Urethane Rubber

How To Make a Concrete Stamp Using Urethane Rubber

Project goal: transform a disused service entrance into an inviting stamped concrete walkway.

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How to Use a Concrete Stamp

How to Use a Concrete Stamp

Project: Replace existing service entrance with a decorative concrete walkway.

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How To Make a 2-Part Mold of an Architectural Bracket

How To Make a 2-Part Mold of an Architectural Bracket

After Hurricane Katrina hit New Orleans, city native Chep Morrison replicated an ornate bracket

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Taking the Mystery Out of How to Make a Concrete Sink Mold

Taking the Mystery Out of How to Make a Concrete Sink Mold

This step-by-step guide uses Smooth-On's VytaFlex® 40 mold rubber to demonstration how to make a concrete sink mold.

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How To Pre Cast Concrete Walls Created to Rebuild New Orleans

How To Pre Cast Concrete Walls Created to Rebuild New Orleans

Smooth-On Materials Used As Part Of One Man's Vision To Bring Hope To Residents Of Storm-Weary New Orleans

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How To Make a Concrete Sink - From Design To Production

How To Make a Concrete Sink - From Design To Production

A team of fabrication talent came together to create unique concrete décor elements with an aquatic theme. Custom designed concrete sinks, concrete showers ...

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How To Cast a Concrete Fence Which Exhibits Detail Never Seen Before

How To Cast a Concrete Fence Which Exhibits Detail Never Seen Before

Unique mold making process quickly generates 11,880 lightweight concrete panels...

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How To Make a Custom Concrete Bench

How To Make a Custom Concrete Bench

Benchmark's recent job for Penn State University involved making a custom concrete bench. Mr. Rohn once again turned to VytaFlex for the mold rubber.

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How To Reproduce a 3D Sculpture Using Brush-On™ 40 Mold Rubber

How To Reproduce a 3D Sculpture Using Brush-On™ 40 Mold Rubber

Making a brush-on mold of a 3-dimensional sculpture is an effective and inexpensive method that can be used to...

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How To Create a Rebound™ 25 Mold to Cast a GFRC Banyan Tree

How To Create a Rebound™ 25 Mold to Cast a GFRC Banyan Tree

Pretecno engineer Jose Hormiga developed a way to bring an organic feel to some of the company's latest building projects.

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How To Cast Concrete Stone Veneer Using VytaFlex™ Mold Rubber

How To Cast Concrete Stone Veneer Using VytaFlex™ Mold Rubber

A brief, step-by-step gallery detailing a common casting procedure featuring Vytaflex® urethane rubber being used for casting concrete.

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How To Make a Brush-On Mold with a Lightweight Support

How To Make a Brush-On Mold with a Lightweight Support

The following is a demonstration on how to make a mold of stone veneer using...

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How to Make a 2 Piece Core Mold: Concrete Urn Example

How to Make a 2 Piece Core Mold: Concrete Urn Example

This tutorial outlines the steps for creating a two-piece cored mold using Reoflex® 40 urethane rubber from Smooth-On.

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How To Make a Brush-On Mold of a 3D Hollow Model

How To Make a Brush-On Mold of a 3D Hollow Model

This step by step gallery demonstrates how a challenging mold of a puma head will be made using Smooth-On's Rebound 25 brush-on silicone rubber...

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How To Use The Kwikee™ Sprayer

How To Use The Kwikee™ Sprayer

Using the Kwikee™ Sprayer to spray mold making and casting release agents will save you over 60% vs. aerosols.

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How To Make a Large Scale Formliners with VytaFlex™ Mold Rubber

How To Make a Large Scale Formliners with VytaFlex™ Mold Rubber

The Pennsylvania DOT needed 2,000 decorative noise reduction panels to maximize public safety and divert highway noise.

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How To Make a Mold For a Concrete Planter

How To Make a Mold For a Concrete Planter

Learn how to make a mold of a glass planter using Mold Star™ 16 Fast.

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How To Use Desiccant Cartridges on Tote Units

How To Use Desiccant Cartridges on Tote Units

In this video, we show how to install and use a dessicant tube on a tote unit of material.

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How To Use Desiccant Cartridges on 55 Gallon Drum Units

How To Use Desiccant Cartridges on 55 Gallon Drum Units

In this video, we show how to install and use a desiccant tube on a 55 gallon drum unit of material.

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Better than Real: Faux Fire Table made Using Vytaflex™, Buddy Rhodes Concrete and Glazes

Better than Real: Faux Fire Table made Using Vytaflex™, Buddy Rhodes Concrete and Glazes

Watch how to create a faux fire table that mimics a live edge wooden slab that will set on a stone base.

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