Research on Carbonation Characteristics and Frost Resistance of Iron Tailings Powder Concrete under Low-Cement Clinker System

Table 8

Mass loss rate of iron tailings powder concrete in different freeze-thaw cycles.

Cycle index	50	100	150	200	250	300	350
A1	0.5%	2.1%	4.4%
A2	0.6%	2.2%	4.1%
A3	0.1%	0.7%	1.4%	1.8%
A4	0.4%	1.1%	1.7%	2.3%
A5	1.1%	4.5%
B1	0.3%	1.1%	1.5%	2.8%	4.5%
B2	0.2%	0.8%	1.3%	1.9%	2.7%	4.1%
B3	0.1%	0.4%	0.9%	1.2%	1.9%	3.2%	3.5%
B4	0.1%	0.8%	1.1%	1.6%	2.6%	3.8%
B5	1.0%	1.8%	2.5%	4.2%