Friction Split Set Anchor Bolt 33-46mm Mining Support with 100-165kN Load Capacity Galvanized
High-strength friction split set anchor bolts for mining and tunnel support. Features 33-46mm diameters, 100-165kN ultimate tensile load, and immediate radial pressure. No anchoring agent required with simple installation. Made from Q235/Q355 steel with galvanized finish for corrosion resistance.
Friction Split Set Anchor Bolts are advanced mining support systems featuring full-length anchorage and active reinforcement capabilities. These galvanized bolts provide immediate radial pressure and three-way force stabilization for superior tunnel and rock support.
| Rod Diameter (mm) | Specification | Ultimate Tensile Load (kN) | Tensile Force of Ring (kN) | Cross Section Area (mm²) | Material | Recommended Drilling Hole Diameter (mm) |
|---|---|---|---|---|---|---|
| 33 | KFS33×2.5 | 100-110 | 75-80 | 214 | Q235/Q355 | 28-32 |
| 33 | KFS33×3.0 | 110-120 | 80-85 | 253 | Q235/Q355 | 28-32 |
| 39 | KFS39×2.5 | 100-110 | 80-95 | 251 | Q235/Q355 | 35-48 |
| 39 | KFS39×3.0 | 120-140 | 95-105 | 297 | Q235/Q355 | 35-48 |
| 43 | KFS43×2.5 | 115-130 | 90-105 | 283 | Q235/Q355 | 39-42 |
| 43 | KFS43×3.0 | 130-140 | 105-110 | 355 | Q235/Q355 | 39-42 |
| 46 | KFS46×2.5 | 120-140 | 100-110 | 299 | Q235/Q355 | 42-45 |
| 46 | KFS46×3.0 | 140-165 | 110-120 | 354 | Q235/Q355 | 42-45 |
| Rod Diameter (mm) | Specification | Length (mm) | Thickness (mm) | Bearing Capacity (kN) | Material | Weight (kg) |
|---|---|---|---|---|---|---|
| 33 | KFS33-150×150×4 | 150 | 4 | 70-80 | Q235/Q355 | 0.63 |
| 39 | KFS39-150×150×4 | 150 | 4 | 70-80 | Q235/Q355 | 0.62 |
| 43 | KFS43-150×150×6 | 150 | 6 | 80-90 | Q235/Q355 | 0.94 |
| 46 | KFS46-150×150×6 | 150 | 6 | 80-90 | Q235/Q355 | 0.94 |
- Simple installation - just bump to finish
- No anchoring agent required
- High friction coefficient between anchor and rock
- Exceptional shear and tensile strength
- High-strength pallets with uniform force distribution
- Provides immediate radial and axial support
Kelleg is a market-oriented enterprise specializing in geotechnical anchoring solutions. We integrate R&D, design, procurement, sales, and customer service to provide comprehensive system solutions, product supply, and technical support for mining and tunneling applications.
We generally have no minimum order quantity requirements.
100% strict inspection and testing for every order before packing.
1-3 days for products in stock; regular order delivery in 2-3 weeks.
- Sales team responds within 24 hours (holidays excluded)
- Technical support available at any time
- Free replacement provided for confirmed quality-related failures
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