FRP rock bolt 16 18 20 22 24 25
After Received 1 Year
After Received 1 Year
CE, ISO 9001:2000, ISO 9001:2008, SGS
Without Processing
Forging
Resin and Fiberglass
High Tensile Strength
Bright(Uncoated), Longer Life Ticn
Left or Right/Fully Thread
Customized Length
Shearing Strength
960 MPa
50gpa
High Corrosion, Resistance to Resistance, Easy to
Underground Coal Mine
Customized Logo Packing
Resin and fiberglass