Forum Discussions (4,857)

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Making Fine Aggregate Self Consolidating GFRC

When Thomas Edison developed his system for forming and pouring concrete houses monolithically (complete with bathtubs and laundry sinks) h…

Started by Mark C in Mix DesignLatest Reply

Concrete Bench Competition on CCF

It's almost spring time in (North America) and what a better way to celebrate than building an outdoor bench to enjoy the warm weather on.…

Started by Concrete Countertop Forums in DesignLatest Reply

Discussions Replies Latest Activity

Slurry Mix - Polymer Ratio

Can someone guide me on how much concrete bonding agent to use in a slurry mix - do you simply work the manufacturer's guidelines?

Started by Johnny Rosh in GFRC

3 2 hours ago
Reply by Urban West

Thickness of counters

Just wanted a quick survey from people. How thick are you guys making your counters? 1 1/4? 1 1/2? 2?  I know I can cut my rails to any siz…

Started by Guido in GFRC

1 18 hours ago
Reply by Henry Fehr

ICT vs H-12 sealers for countertops

I'm a newbie and have learned with the ICT but am just starting my first countertop job.  After watching the H-12 application videos it app…

Started by Darcy Cornelssen in Sealers

5 yesterday
Reply by Darcy Cornelssen

CCF Ownership Change

To All: Ownership of CCF is being transferred to Tom Fischer (Fishstone CCS) so that I can pursue other interests like RETIREMENT :).  My…

Started by Dave McVey in Business Topics

5 on Sunday
Reply by Dave McVey

What happens when you increase the fiber load in GFRC Premix? Here’s your answer.

The effect of fiber loading on Premix GFRC a study by Trinic LLC:

Started by Mark C in GFRC

3 on Sunday
Reply by Versus

correct clay

I want try clay instead of silicone for corners and edges,I bought a clay extruder and roma plastilina #1 [the softest ]but it is still way…

Started by john henry burns III in Forms

6 on Sunday
Reply by Jason Trihey

Consistent bottom edges

What do others do to keep their bottom edge clean and chip free? Typically we use a 30 dry diagonal pad on the edge before demoulding rails…

Started by Derek Peters @ Origins Concrete in GFRC

1 Nov 30
Reply by Guido

Trouble Shooting a CT mix problem

Hi I've been a member for about a year now and have used the forums and videos to design a ramp sink countertop. I've not seen any posts w…

Started by Johnny Rosh in Mix Design

10 Nov 25
Reply by Johnny Rosh

GFRC information

I'm new in the concrete and GFRC world, so I'm trying to learn as much as I can. I've seen a new video explaining the basic of GFRC on Yout…

Started by Concrete Worker in GFRC

3 Nov 17
Reply by Eller Custom Concrete

Shrunk Polytek 74-20 molds

I have some 24x24" forms made out of Polytek 74-20 polyurethane rubber and i noticed that after 4 years of about 70 castings they have shru…

Started by Versus in Forms

3 Oct 31
Reply by Tom Fischer- Fishstone,CCS


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