Admixtures and Pozzolans (88)

Discussions Replies Latest Activity

GFRC and Fly Ash Mixes.

Hi everyone I was wondering if I could get some help regarding a good formula for a GRFC Mix and possibly Fly Ash mix (although this is eve…

Started by Lauren K.Bell

4 Jun 18, 2017
Reply by graeme charles abbott

Orange Concrete

I'm looking to make orange concrete, like Halloween or Harley Davidson. Has anyone else done this. I cannot source the color locally. I hav…

Started by Jason Eller

9 Apr 4, 2017
Reply by Jason Eller

Looking to increase the recycled content of your terrazzo flooring or concrete counters?

Beachstone® Sustainable Products is proud to announce the availability of 100 % post-consumer clear recycled glass aggregates for sale. We…

Started by Aron Buterbaugh

2 Mar 28, 2016
Reply by Aron Buterbaugh


Super excited to share a new Admix we have been developing for the past year.  The results have been phenomenal!  we've cast hundreds of pa…

Started by Tom Fischer- Fishstone,CCS

0 Mar 27, 2015


Now that it a little colder in my shop no more need for ice in my GFRC mix but wondering if i need an accelerator. Im working on a vanity t…

Started by Cale Wagner

1 Nov 21, 2014
Reply by Noah Johnson

Does anybody have experience with Blue World Crete? (Portland cement alternative)

A friend recently sent me a link to a low carbon cement they found from  It sounds interesting but I couldn'…

Started by Kyle Contris

42 Dec 5, 2013
Reply by josh lilly

silica fume vs ground silica

Is finely ground silica pozzolanic?  I'm trying to determine the difference between silica fume and finely ground silica like this http://w…

Started by Noah Johnson

25 Sep 11, 2013
Reply by Vince Cathcart

White Silica Fume

Anyone using it and have a source for smaller quantities of bagged product that delivers? I was using the Technical Silica T-500 from Blue…

Started by Noah Johnson

11 Aug 21, 2013
Reply by Jeff Weis

fly ash

how does fly ash compare as a pozz to silica fume. is it suitable if your not needing to get real high psi.  Mark, did you have any data on…

Started by creativeconcepts

5 Aug 2, 2013
Reply by Randy

Resistance to thermal shock

Hello, I'm Martini and I write from Italy, I hope that soon I'll be ready to show my work to design cement.For the sinks are able to get a…

Started by Martini

19 Jul 13, 2013
Reply by josh lilly


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Fishstone's Super-SIX-Admix™ is a proprietary blend of SIX different admixtures designed to achieve pinhole free, dense and strong concrete that will free flow in precast molds.  Super SIX makes it easy to produce Ultra high performance concrete (UHPC), also known as Engineered Concrete Composition (ECC) and Reactive Powder Concrete (RPC).  Super-SIX™  is a non-hazardous material utilizing the newest and most advanced technologies.

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