Semstone 5407 is a 100 % solids, moisture epoxy mortar. It is a three component system consisting of Part A resin and Part B hardener. A premeasured aggregate (Part C) blend component is included with each kit. This product is designed to be applied by trowel from 1/8" to 1/4" or up to 3/8” needed. Semstone 5407 is formulated to provide exceptional performance in areas subject to extreme mechanical abuse. It possesses excellent resistance to impact, heavy loads, thermal stresses and abrasive environments. With appropriate chemical resistant top-coat, it will resist acids, alkalies and solvent attack.