AGING TESTING METHOD OF CEMENT-BASED BUILDING MATERIAL, AND AGING TESTING APPARATUS USED THEREIN

摘要

PROBLEM TO BE SOLVED: To provide an aging testing method of cement-based building material, capable of performing an aging test corresponding to an actual aging state and an aging testing apparatus used therein.;SOLUTION: An acidic water spray process for spraying acidic water on a sample piece of a cement-based building material, a carbon dioxide atmosphere exposing process for exposing the sample piece to a prescribed carbon dioxide atmosphere, a thermostatic and humidistatic atmosphere exposing process for holding the sample piece to a prescribed thermostatic and humidistatic atmosphere and a heating and drying process for heating the single surface of the sample piece, for drying the same are repeated successively a prescribed number of times.;COPYRIGHT: (C)2001,JPO