Supanchor Rock Reinforcement Co., Ltd.
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Fiberglass 25mm Self Drilling Anchor Bolts
Features
The SupFRP® GFRP SDA Bolt can be used in soft rock or clay soil, for the reinforcement of the face of the tunnel or for slope stabilization. Furthermore the cuttability protects the machinery by avoiding obstructions while drifting or enlarging tunnels.The GFRP SDA Bolt can realize fast drilling and installation due to its unique function which integrates drilling, grouting and anchoring as a whole! The central hole allows flushing with water during drilling and the execution of anchor grouting.
Applications
1.Slope stabilization
2. Forepoling
3. Face stabilization
4. Ground support in soft rock
5. Roof and wall bolting
Advantages
1.R25/R28/R32/R38
2. Super high torque resistance
3. High end loading
4. Easy handing
5. Permanent application
6. ISO standard thread profil
Technical data
| GFRP SDA Bolt | H25S | H28S | H32S | H38S | ||
| Outside Diameter (mm)*1 | 25 | 28 | 32 | 38 | ||
| Internal Diameter (mm) | 12 | 14 | 15 | 20 | ||
| Nominal Cross sectional carea (mm2)*2 | 250 | 310 | 400 | 540 | ||
| Guaranteed tensile load (kN) | 220 | 280 | 365 | 490 | ||
| Tensile E-Modulus (GPa) | 45 | 45 | 45 | 45 | ||
| Torsion Strength (Nm) | 180 | 250 | 36O | 450 | ||
| Ultimate Strain | 2.0% | |||||
| Weight (kg/m) | 0.63 | 0.86 | 0.99 | 1.33 | ||
| Thread type(ISO) | R25 | R28 | R32 | R38 | ||
| Length (m) | (1) x 2, x3, x4, x5, x6, x7, x8, x9, x10, x11, | |||||
Accessories
Application
SubNumbers
10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.
20 Years - 20 years of exporting experience, familiar with different product standards from different
customers and countries.
26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar
manufacturer in Asia.
60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by
customers from 50 countries all over the world, including America, Chile, Germany,