R25 Self Drilling Anchor
Product Summary
R25 self drilling anchor bolt is adopted superior carbon structural seamless steel tube, perfect superficial thread and delicate accessories, it can indeed realize drilling, grouting and anchoring together.
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Features:
1. Reliable, efficient and convenient construction.
2. Adapting to different construction conditions.
3. Adapting to complex geological condition.
4. Drill with high penetrating power.
Hollow Anchor Bar
| Size | Outer Dia. (mm) |
Inner Dia. (mm) |
Ultimate Load (kN) |
Yield Load (kN) |
Weight (Kg/m) |
| SER25/12 | 25 | 12 | 200 | 150 | 2.35 |
Coupler
| Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
Note |
| SSR25 | 36 | 150 | 0.66 | With sealing structure |
| SER25 | 36 | 150 | 0.66 | Without sealing structure |
Hex Nut
| Size | Key Size (mm) |
Length (mm) |
Weight (Kg/pc) |
Hardness (HRC) |
| SSR25 | 41 | 30 | 0.20 | 25-30 |
Domed Plate
| Size | Dimensions (mm) |
Thickness (mm) |
Hole Dia. (mm) |
Weight (Kg/pc) |
| SER25 | 150×150 | 8 | 30 | 1.40 |
| 150×150 | 5 | 28 | 0.85 | |
| 200×200 | 8 | 32 | 3.20 |
Drill Bit
| Size | Outer Dia. (mm) |
Weight (Kg/pc) |
Application Range (Advice) | ||
| EX | Sand, fills, gravel | ||||
| SSR25/42 | 42 | 0.25 | |||
| SSR25/51 | 51 | 0.31 | |||
| EXX | Softer sedimentary rocks such as marls, mudstones, siltstone | ||||
| SSR25/42 | 42 | 0.29 | |||
| ES-F | Gravel, soft rock | ||||
| SSR25/42 | 42 | 0.29 | |||
| SSR25/51 | 57.5 | 0.33 | |||
| ESS-F | Weathered rock, stone walls, rubble | ||||
| SSR25/42 | 42 | 0.30 | |||
| SSR25/51 | 51 | 0.53 | |||
| EYY | Competent ground, strong rock | ||||
| SSR25/51 | 51 | 0.36 | |||
Drill Bit Adapter
| Size | Anchor Bar Thread | Drill Bit Thread | Length (mm) |
Weight (Kg/pc) |
| SSR25/R32 | R25 | R32 | 50 | 0.10 |
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