Somethings need to pay attention when install Metis self drilling anchor bolt

24/ago/2015 11:39:57 metiscn Contatta l'autore

Questo comunicato è stato pubblicato più di 1 anno fa. Le informazioni su questa pagina potrebbero non essere attendibili.

With the growing of coal mining, roadway are more and more excavation. In order to ensure the excavation roadway has enough bearing capacity, in order to ensure the enthusiasm of coal mining, transportation, and prepare for roadway support has become an important content in coal mining. In the process of coal mine roadway support,self drilling anchor bolt as one of the most important engineering material, So need to keep these things in mind when installing a self drilling anchor bolt .

 According to the topographic and geological conditions, determine the drilling angle;

 Three methods of self drilling anchor bolt  installation: rotation installation, impact installation and rotating impact installation. 

 Using number value of air pressure to test whether the self drilling anchor bolt  is smooth and the grouting material is uniform and continuous.

 Observe the pressure gauge when grouting.

blog comments powered by Disqus è un servizio offerto da Factotum Srl