Franmar  makes a  dry good adhesive remover
I will get you the name
A little silica or honing powder will also help

Sent from my iPhone

> On Jan 28, 2016, at 5:46 PM, "John Freitag" <jfreitag@thestoneandtileschool.com> wrote:
>
> Chris,
>
>
> There is a product I am using on a limestone floor that was coated with a
> epoxy coating, the product is made by a local janitorial supply company call
> Lawton Bros. janitorial located in Orlando, FL
> The remover is call Extreme Coating and Sealer Remover.  This product has
> worked extremely well. You may want to try it. The cost is around $45 per
> gallon. You use it full strength no dilution.
>
>
> John E Freitag
>
> John E Freitag
> Owner/Director
> The Stone & Tile School
> Office 407-567-7680
> Cell 407-615-0134
>
>
>
>
> www.thestoneandtileschool.com
>
>
>
> -----Original Message-----
> From: list-manager@stoneandtilepros.simplelists.com
> [mailto:list-manager@stoneandtilepros.simplelists.com] On Behalf Of
> csantospago@gmail.com
> Sent: Thursday, January 28, 2016 12:31 PM
> To: Sccpartners Email Support
> Subject: Removing mastic from Old porcelain tile floor
>
> Hi partners,
>
> I'm working on a porcelain tile floor restoration. Had to remove a heavy
> layer of mastic from this hexagon porcelain tile floor at Harvard
> University. They have covered this floor with carpet for over 50 years.
> I managed to get 95% of it off but still have residual here and there.
> I have tried several different mastic remover's and they all work OK but
> looking for something to remove all of it without damaging the tile.
> The last resort is hands and knees and razor blades. Here are some pictures.
>
> Thanks , Chris
>
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