Improvement of the Acoustic Attenuation of Plaster Composites by the Addition of Short-Fibre Reinforcement

Table 1

Mechanical properties of the base materials.

Material	Length (mm)	Diameter (µm)	Density (kg m^−3)	E (GPa)	µ (−)
Basalt fibre	7.7	13	2650	110	0.26
Glass fibre	12	14	2600	76	0.22
Thermo UM	—	—	551	5.4	0.18
Gypsum	—	—	1100	14	0.27
Cement	—	—	3020	39	0.2