This is the Tenax Flowing Polyester Glue and 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 full cure of 2 hours. Tenax Flowing Polyester Glue dries hard and transparent, but it can be colored to match your stone! This Flowing Polyester Resin is designed for a permanent bond on marble.