1. First use an ordinary impact drill to drill holes according to the specifications and models of the undercut anchor to be installed, and determine the diameter and depth of the hole.
2. Use the reaming drill bit for secondary reaming.
3. Use manual pump or pneumatic pump to clean the hole, and the hole must be cleaned.
4. Before installation, tighten each component. Make sure there is no looseness, and then insert the anchor bolt into the formed hole.
5. Use clamps on the bolts to clamp the bolts to ensure that the screw does not rotate. Use a torque wrench to tighten the nuts.
6. Remove the fixture, loosen the nut, install the connecting piece to be fixed, apply torque with a torque wrench according to the specifications and models of the undercut anchor, and the installation is complete.
1. The bottom expansion anchor bolt has a strong anchoring effect and is suitable for occasions that require a high safety factor.
2. It is suitable for the installation and fixing of large-scale equipment in industrial common criminals, conveying systems and lifting systems.
3. It is suitable for linking and fixing of curtain walls;
4. Installation and fixing of various pipelines and cable supports for railways, tunnels, bridges, etc.
5. Installation of various anti-theft doors, anti-theft windows and fire doors
6. Installation and fixing of various pipelines in civil buildings