Before we talk about the expansion bolts, let's take a look at the bolts. The bolts consist of two parts, the head and the screw. Expansion bolts are one type of bolts. They mainly serve as a special threaded connection for fixing pipes, brackets and other equipment on walls and boards. Make the obj... read more
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