Comparison of Mechanical Properties and Sensitivity of Compressive and Flexural Strength of Artificial Frozen Sand

Table 3

Percentage of the increase in mechanical properties of artificial frozen sand at different curing temperatures.

Moisture content (%)	Increased percentage of compressive strength in different intervals (%)		Percentage increase of flexural strength in different intervals (%)
	Curing temperature −10°C to −15°C	Curing temperature −15°C to −20°C	Curing temperature −10°C to −15°C	Curing temperature −15°C to −20°C
12	12.6	18.8	40.5	26.4
15	24.9	57.1	134.2	49.9
18	34.5	31.0	70.4	33.1