Piezoelectric Tubes

Standard Tubes

PI Tubes
PI Tubes Drawing 01

OD   Outer diameter
ID     Inner diameter
L      Length
P      Polarization direction

Outer Diameter OD 
2 to 80 mm
Inner Diameter ID
0.8 to 74 mm
Length L
max. 70 mm
Electrodes
Inside: Fired Silver (thick film)
Outside: Silver (thick film) or PVD thin film (CuNi, Au)

Microtubes

PI Tubes Drawing 01

OD   Outer diameter
ID     Inner diameter
L      Length
P      Polarization direction

Outer Diameter OD 
0.5 to 1.5 mm
Inner Diameter ID
0.2 to  0.9 mm
Length L

max 4 mm (outer diameter ≥ 0.5 mm)

max. 15 mm (outer diameter ≥ 1.5 mm )

Electrodes
Inside: Fired Silver (thick film)
Outside: Silver (thick film) or PVD thin film (CuNi, Au)

Tubes with Special Electrodes

PI Tubes with Special Electrodes 01

Quartered outer electrodes

Wrap-around contact

Tube actuators can be provided with multi-segmented electrodes, to influence the oscillation characteristics. With wrap-around electrodes, electrical contacting can be established at a favorable position within the mechanical assembly.

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