Experimental Characterization of Traditional Mortars and Polyurethane Foams in Masonry Wall

Table 1

Specimen 1: rectified brick 37 × 25 × 23.5 cm and foam for masonry.

Test number	F1 (N)	e1 (mm)	e2 (mm)	F2 (N)	fwi (N/mm^2)	Type of collapse UNI EN 1052-5
1.1	1000	1100	300	365	0.30	A4
1.2	700	1100	300	365	0.21	A4
1.3	1100	1100	300	365	0.33	A4
1.4	710	1100	300	365	0.22	A4
1.5	400	1100	300	365	0.13	A4
2.1	800	1100	300	365	0.24	A4
2.2	840	1100	300	365	0.25	A4
2.3	670	1100	300	365	0.20	A4
2.4	615	1100	300	365	0.19	A4
2.5	865	1100	300	365	0.26	A4

f_wi: adhesion strength of the single specimen; f_wmean: mean adhesion strength; f_wk: characteristic adhesion strength.