Mechanical Characterization of Thermoplastic Aligner Materials: Recommendations for Test Parameter Standardization

Table 2

Effective forces (F) calculated at the 0.25-mm and 0.5-mm deflection for the different specimen thicknesses from not thermoformed foils with the 8-mm and 16-mm support distance.

Original foil thickness (mm)	Lateral support distance of 8 mm		Lateral support distance of 16 mm
	0.25 mm deflection	0.5 mm deflection	0.25 mm deflection	0.5 mm deflection
0.4	2.56	5.13	0.32	0.64
0.5	5.00	10.01	0.63	1.25
0.625	9.78	19.55	1.22	2.44
0.75	16.89	33.78	2.11	4.22