Strength Analysis of a Two-Layer PETF-Concrete Column with Allowance for Contact Interaction between Layers

Table 1

Physical and mechanical characteristics of PETF concrete.

No.	Amount of reinforcing filler (%)	Compressive resistance, (MPa)	Modulus of elasticity, E0 (GPa)	Poisson’s ratio, µ
1	4	29.3	19.0	0.19
2	10	15.9	14.0	0.16
3	15	7.1	11.5	0.15
4	0	28.9	27.0	0.21