Research Article
New Chemical Grouting Materials and Rapid Construction Technology for Inclined Shaft Penetrating Drift-Sand Layer in Coal Mine
Table 4
Main technical parameters of construction chemical grouting.
| Category | Two-component ratio | Width of the smallest crack (mm) | Setting time (min) | Resin viscosity (MPa·s) | Catalyst viscosity (MPa·s) |
| MGS | 1 : 1∼1 : 2 | 0.01 | 10∼250 | 150 | 50∼80 |
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