Performance and Internal Flow of a Dental Air Turbine Handpiece

Table 1

Specifications of turbine section.

Nozzle	: nozzle inner diameter [mm]	1.3
	Number of nozzles	1
Rotor	: rotor outer diameter [mm]	8.8
	: rotor inner diameter [mm]	3.6
	: blade width [mm]	3.3
	: blade angle [°]	90
	Number of blades	8
Casing	: casing inner diameter [mm]	9.2
	: casing width [mm]	4.5