Sauereisen, Inc. Furan Resin Mortar/Grout No. 21

Sauereisen Furan Resin Mortar/Grout No. 21 is a two-component bonding mortar/grout for chemical resistant masonry units and quarry tile. No. 21 and chemical resistant masonry units used with a suitable membrane form a complete system to protect concrete and steel substrates from attack by corrosive chemicals and physical abuse. No. 21 is used in the construction of floors, sumps, trenches, tanks, vessels and bleach towers in chemical processing; food & beverage plants; dairies; laboratories; textile, steel and pulp & paper mills. No. 21 has excellent resistance to a wide range of acids (including hydrofluoric) alkalies and most solvents up to 350oF. No. 21 is not recommended for exposure to hypochlorites or oxidizing agents such as nitric, chromic acid or sulfuric acid greater than 50%. Refer to Sauereisen's Chemical Resistance Chart for specific service conditions. No. 21 complies with ASTM C-395, "Standard Specification for Chemical-Resistant Resin Mortars," and ASTM C-658, "Standard Specification for Chemical-Resistant Grouts." It can be used in accordance with ASTM C-399, "Standard Practice for Use of Chemical-Resistant Resin Mortars," and ANSI/ASTM C-723, "Standard Practice for Chemical-Resistant Tile or Brick Grouts." Sauereisen Furan Resin Mortar/Grout No. 21 is authorized by USDA for use in federally inspected meat and poultry plants.