Cure Cycle Effect on High-Temperature Polymer Composite Structures Molded by VARTM

Table 3

Process parameters effect on tensile strength for each case.

Case number	Maximum cure temperature (°C)	Heating rate (°C/min)	Postcure time at 227°C (h)	Number of samples tested	Maximum tensile strength (MPa)
Case  1	194	1.39	2	5	856
Case  2	194	0.56	2	5	825
Case  3	183	1.39	2	5	884
Case  4	205	1.39	2	5	817