28mm Outside Diameter Self Drilling Rock Anchor Bolts In Slope Stabilization
Features
The SupFRP® GFRP SDA Bolt fully threaded resin anchor glass fiber reinforced bolt body is formed by heating and curing of glass fiber yarn, resin and curing agent. The shape of the anchor rod body is full thread. 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.
Applications
1.Slope stabilization
2. Forepoling
3. Face stabilization
4. Ground support in soft rock
Advantages
1.R25/R28/R32/R38
2. Super high torque resistance
3. High end loading
4. Easy handing
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,
Australia India, etc.
1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.
Quality System
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280kN 0.86Kg/M Self Drilling 28mm Rock Anchor Bolts For Slope Stabilization Images
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