GFRP BOLTS

ONIX UNDERGROUND


GFRP BOLTS

GRP bolts are glass fiber reinforced plastic bolts used as an alternative to conventional underground steel support products.

This underground support system has gained popularity in tunnel construction due to its rapid production technologies and excavation development.

PERNOS GRP

ADVANTAGES OF ITS USE

Easy handling due to its light weight

High tensile strength and durability

Easy to cut to achieve different sizes

Corrosion resistant

TYPES

Solid bar bolts

Hollow bar bolts

Self-drilling bolts

Reinforcement bolts

GFRP BOLTS TECHNICAL PROPERTIES

GRP BOLTS