How long does refractory mortar take to dry?

How long does refractory mortar take to dry? If not cured completely, the material will crack due to the pressure caused by water evaporating within in the mortar. Allow a minimum of 7 to 10 days before heat is applied. Full curing times will vary with individual job conditions, sunlight, temperatures, and humidity. How long … Continue reading How long does refractory mortar take to dry?