Characterization of Esthetic Orthodontic Wires Made from Glass-Fiber-Reinforced Thermoplastic Containing High-Strength, Small-Diameter Glass Fibers

Table 1

Compositions (wt.%) of E-glass and T-glass.

Composition	E-glass	T-glass
SiO2	52–56	64–66
Al2O3	12–16	24–26
CaO	20–25	—
MgO		9–11
R2O	0–0.8	—
B2O3	5–10	—