Mechanical Behavior of Cemented Sand Reinforced with Different Polymer Fibers

Table 1

Basic physical properties of fiber filaments.

Fiber description	Relative density	Diameter of the fiber filament (mm)	Mean water absorption rate (%)	Modulus of elasticity (GPa)	Tensile strength (MPa)
Polyamide	1.20	0.76–0.81	7.2	2.4	593
Polyester	1.31	0.73–0.71	15.2	2248	356
Polypropylene	0.98	0.042	0.0	3.81	364