NAVY MIL-M-15842B
NAVY ML-M-15842B 1964-AUG-24 MORTAR REFRACTORY HGH TEMPERATURE AR SETTNG
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This specification covers dry air-setting refractory mortar for use in laying and bonding refractory brick in ship boiler furnaces; and wet air-setting refractory mortar for use in laying refractory brick in Naval stationary boiler furnaces, bright annealing furnaces, controlled atmosphere furnaces, and furnaces heated by electric elements.