Research Article
Frost Heave of Irrigation Canals in Seasonal Frozen Regions
Table 5
Physical indexes for the EPS insulation board.
| | Indexes | Data |
| | Density, ρ (g/cm3) | 15–40 | | Water absorption (%) | <6.0 | | Dimensional stability (−40–70°C) (%) | <4.0 | | Thermal conductivity, λ (W/(m·°C)) | <0.041 | | Compressive strength (kPa) | 20–80 |
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