Curing Pressure Influence of Out-of-Autoclave Processing on Structural Composites for Commercial Aviation

Table 3

Comparison of specimens manufactured in press-clave and autoclave.

	0 psi	30 psi	50 psi	70 psi	85 psi autoclave processing
Flexural modulus (GPa)	41.8 ± 6.08	47 ± 4.7	51.67 ± 1.53	58.67 ± 1.16	60 ± 2.3
Flexural strength (MPa)	448.8 ± 40.4	522.46 ± 42.35	547.9 ± 6.35	613.4 ± 21.8	618 ± 15.4
Compression modulus (GPa)	8.88 ± 0.311	9.96 ± 0.38	9.29 ± 1.1	9.02 ± 2.22	10.4 ± 1.2
Compression strength (MPa)	42.1 ± 2	40.47 ± 0.25	39.97 ± 1.07	43.13 ± 2.17	44.5 ± 1.05