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. 2022 Sep 3;14(17):3666. doi: 10.3390/polym14173666

Table 1.

Chemical and physical characteristics of resin and fiber glass.

Polyester Resin
Mass density 1.11 g/cm3
Elongation at break 3900 MPa
Tensile strength 50 MPa
Viscosity at 25 °C 670–830 mPa·s
Barcol hardness 42
Fiber glass MAT
Surface weight 300 g/cm2
Breaking force Min. 50 N
Fiber glass MAT surface veil
Area weight 30 g/m2
Tensile strength ≥40 N/50 mm