Tenax Tixo White knife grade is a high quality polyester mastic adhesive used to vertically and horizontally repair, rebuild, glue, and fill marble, granite and engineered stones. It is excellent for laminating marble or engineered stone and can be used for fills or seams on any natural stone. It is fast working – under ideal conditions the gel time is 3-4 minutes with a full cure of 2 hours. Colored knife grade will cure shiny and is very polishable. Not suitable for temperatures below 32°. Recommended for interior use. Make sure the surface to be treated is dry, clean and free of dust. If coloring, add the coloring paste to the resin before mixing it with the catalyst. An excess of coloring paste may affect the final product so use caution. Mixing ratio of resin to catalyst is 100:2 – 3. Stir vigorously and apply. Do not place unused product back in can. Make sure the cans are sealed tightly after use.