After the installation, the panel is installed (if the embedded part will be ignored), the chemical anchor bolt and the expansion bolt are used. The chemical anchor bolt has a set of medicament, screw, flat washer and nut. The expansion bolt has a flat washer, a spring washer and a nut. . Install th... read more
The main difference between the two: 1, the principle of force is different The mechanical anchor allows a smooth screw to be used to force the force with a mechanical locking force; The expansion bolt mainly generates friction by pressing, and the force is applied. 2, the anchoring dept... read more