Our TUF-BAR Fiberglass Rock Bolts utilizes our #7 60GPa Fiberglass Rebar which is our strongest load bearing GFRP fiberglass rebar. Its ideal applications include Hard Rock Mining, Ground Stabilization, Salt Mines, Tunneling, and Tibacks. They are used in both permanent and temporary ground support applications. Patents held related to this product include molded left or right handed treads and a composite nut capable of holding over 30,000 pounds of stress. Our TUF-BAR Fiberglass Rock Bolts are non-corrosive, non-magnetic, and non-conductive which guarantees that your project will not weaken due to rust. It is the perfect product for medical and rail applications. In addition, TUF-BAR Fiberglass Rock Bolts are one quarter the weight of steel rock bolts or soil nails. It will save you money in transportation and labor costs.
Features & Benefits
| Thread Available on Any Part of Any Bar |
| 100+ Years of Corrosion Resistance |
| Extremely High Embedment Strengths |
| 1/4 the Weight of Steel |
| 2x Tensile Strength |
| Easy to Post Tension |
| Non-Magnetic |
| Low Electric Conductivity |
Threaded Bar
Rock Bolts Brochure - PDF
| Nominal Diameter | 22 mm | 0.875 in |
| Cross-Sectional Area | 337 mm2 | 0.522 in2 |
| Ultimate Tensile Stress | 799 MPa | 115.9 ksi |
| Ultimate Tensile Strength | 269.3 kN | 60.54 kips |
| Transverse Shear Stress | 181 MPa | 26.3 ksi |
| Transverse Shear Strength | 61 kN | 13.7 kips |
| Bond Stress | 14.0 MPa | 2.0 ksi |
| Ultimate Elongation | 1.95% | 1.95% |
| Nominal Weight | 0.63 kg/m | 0.423 lbs/ft |
4" CAP NUT
| Strength | 120 kN | 27.0 kips |
| Torque Limit | 40 ft/lbs |
4" FLAT NUT
| Strength | 120 kN | 26.9 kips |
2" NUT
| Strength | 55.0 kN | 12.3 kips |
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