The seam an agent has expired a year can also be used?

The seam an agent has expired a year can also be used?

the seam an agent shelf life, generally within a year or so, as long as the beauty of the packing is in good seam an agent in the shade, when the construction to use. Beautiful seam an agent has expired a year can be used, but the premise is not influence the aesthetic effect. If we can only do the beauty of setting wall seam, not in terms of hardness requirements. If the seam an agent haven't oxidation discoloration or harden and does not affect the construction, can be used.

in general, no matter how high-end beauty of ceramic tile seam an agent has its use fixed number of year, but from the consideration on the quality and construction, use a longer shelf life beautiful seam an agent will be better.