Product Description

This is a new product of emerging composite materials to replace metal bolts. The basalt fiber reinforced mine bolt is cured by pultrusion preforming die under high temperature and high pressure with vinyl resin, epoxy resin or unsaturated resin as the base material. It is suitable for supporting tunnel and coal mine roadway.

Diameter: φ16mm~φ32mm

Product strength is high, tensile strength is better than ordinary steel, is the same specification of steel bolt more than 2 times; Light weight, is the same specification of steel bolt 1/4

Product Pictures