Profile
Mine Column Shoes are for coal and other mines, tunnels and other face support column shoes with a single pillar mining column shoes also called single pillar column shoes, soles surface mine designed by column arched upward arc shaped surface, located only a recycling ears, ribs increased to eight. Stress state is good; stability, non slip, not skewed, can effectively reduce the amount of bottom pillar drill, under the same conditions is approximately flat bottom drill column shoes amount of half to one-third, to ensure initial support pillar forces and greet mountain Power, to improve support, and a light weight, high strength, saving materials and so on.
Characteristic
Mine column shoes are suitable for coal and other mines, tunnels and other face support pillar column with shoes, mining column shoes feature is the circular chassis has a cylindrical collar, in the cylindrical collar between the outer wall and the uniform circular chassis with ribs on the cylindrical symmetry safety collar has two fixed steel hoop ring. Mine column shoes due to collar uniform between the outer wall and the chassis has ribs on the collar add a fixed steel hoop ring, it has simple and reasonable structure, improve the supporting pillar stability of the shoe and the failure rate and low.
Photo
Due to production batch, the specific model, the above pictures for reference only, you can contact our sales staff to verify the specific verification.
