With the advancement of wall material innovation,most of the production enterprises use coal gangue,sludge,fly ash,construction residue and other solid waste to produce fired bricks,because some enter-prises in the product factory inspection,the standard can not be proficient and understood,resulting in the fac-tory control is not strict,resulting in frost and other unqualified products into the market,to the quality of con-struction projects to bring potential safety hazards.In this regard,the quality standards and test methods of frost test in fired bricks are interpreted to help inspectors improve their inspection capabilities.
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