GLASS (G)

Glass lining shall be ACE GLASS™ as applied by Ajax Boiler Inc. The inside surface of the tank shall be thoroughly cleaned prior to application. Ceramic glass lining shall be fused to the steel shell at 1500ºF. Lining shall have the same coefficient of expansion as the steel shell and be able to withstand abrupt changes in temperature. Lining shall be of a quality material and application as to resist corrosion. Magnesium and anodes are provided to help reduce electrolysis conditions. Suitable for potable water up to a maximum of 160ºF.

PRE-KRETE (K)

An alternate to ATAHCO™ Cement, PRE-KRETE G-8 lining is suitable for storage of soft water with pH factor below 7, acidic water conditions. For steam condensate or applications with pH factor of 7 or greater, use PRE-KRETE C-17. The inside surface of the tank shall be thoroughly cleaned prior to application. The applied thickness is 5/8″ and can withstand temperature to 350ºF (standard design). For higher temperatures please contact factory.

ATAHCO CEMENT (A)

Cement lining shall be ATAHCO™ as supplied by Ajax Boiler Inc., or an approved equal. The inside surface of the tank shall be thoroughly cleaned prior to application. The entire surface shall then be coated with low soluble cement to a minimum thickness of 1/4″ for tanks 48″ diameter and under; and 3/8″ thick for tanks 54″ in diameter and over. The cement shall be of a type that resists corrosion and shall have the same coefficient of expansion as the steel shell. Suitable for potable water up to a maximum of 180ºF.