Each package of grouting material weighs 25 kg and is packaged in a composite paper bag lined with a plastic bag.
| Testing Items | Level I Qualified Appraisal Indicators | ||
| Slurry Performance | Tensile splitting strength (MPa) | ≥7 | |
| Flexural strength (MPa) | ≥12 | ||
| Compressive strength (MPa) | 7d | ≥40 | |
| 28d | ≥55 | ||
| Adhesive Capability | Shear bond strength with wire rope (MPa) | Standard value | ≥9 |
| Tensile bond strength with concrete (MPa) | ≥2.5, and cohesive failure within the concrete | ||