应用专利LB抗裂试验法评价外加剂对混凝土的抗裂作用

Evaluation of effects of concrete admixture on cracking resistance with LB cracking test method

阐明了专利LB抗裂试验法的研究背景;详细介绍了该试验方法;通过对三种混凝土外加剂的测试,说明该试验法可有效定量评价外加剂对混凝土和砂浆的抗裂作用。

The article details the patented LB cracking test method and background for its development. The test, in which three admixtures were used, indicates the method can be effectively used to quantitatively evaluate cracking resistance of concrete and mortar.