CONCRETE CONDITIONS 混凝土地面要求
A. Concrete substrate shall be dense, free of voids, fins, honeycombs and other imperfections. Cure
concrete 28 days minimum and conduct the following tests prior to application of overlayment:
混凝土基层必须坚硬,无空洞,无裂缝,无其它不易于施工的质量问题。固化时间至少 28
天。施工环氧树脂地面前应对混凝土基层作以下条件测试:
1 Test for unacceptable moisture content in concrete by the “ plastic sheet ” method (Ref.
ASTM D-4263). T