Mechanical Properties of New Composite Wood-Plastic Formworks with Aluminum Alloy Frame

Table 4

Comparison of the stresses between the experiment and FE models.

Point	Stress
	Refined model (mm)	General model		Average value of the experiment
		Result (N/mm^2)	Error	Result (N/mm^2)	Error
Point 1 (top)	−25.68	−23.22	9.57	−25.37	1.23
Point 2 (top)	−26.60	−25.36	4.68	−28.20	5.98
Point 3 (top)	−26.49	−25.36	4.28	−29.97	13.10
Point 4 (top)	−26.78	−23.22	13.30	−29.43	9.88
Point 1 (bottom)	31.19	29.66	4.92	30.55	2.08
Point 2 (bottom)	52.80	53.71	1.72	52.95	0.28
Point 3 (bottom)	52.80	53.71	1.71	52.45	0.68
Point 4 (bottom)	31.59	29.66	6.10	33.47	5.93