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Please visit our dedicated RING BENDER page for a more thorough introduction to our products.

Ring benders

Ring benders

Noliac multilayer bending actuator generate a bending mode. The piezo ring benders are produced with stroke up to +/- 185 µm and a blocking force up to 39 N. Noliac ring benders are used in many different industries due to the the easy integration of the ring shape.

Products

Product type
Length / outer diameter
Width / inner diameter
Height
Operating voltage, max.
Free stroke, max.
Blocking force, max.
CMBR02
Length / outer diameter
20 mm
Width / inner diameter
4 mm
Height
1.25 mm
Operating voltage, max.
200 V
Free stroke, max.
± 28 µm
Blocking force, max.
16 N
CMBR03
Length / outer diameter
20 mm
Width / inner diameter
4 mm
Height
1.8 mm
Operating voltage, max.
200 V
Free stroke, max.
± 20 µm
Blocking force, max.
22 N
CMBR04
Length / outer diameter
30 mm
Width / inner diameter
6 mm
Height
0.7 mm
Operating voltage, max.
200 V
Free stroke, max.
± 108 µm
Blocking force, max.
11 N
CMBR05
Length / outer diameter
30 mm
Width / inner diameter
6 mm
Height
1.25 mm
Operating voltage, max.
200 V
Free stroke, max.
± 70 µm
Blocking force, max.
29 N
CMBR07
Length / outer diameter
40 mm
Width / inner diameter
8 mm
Height
0.7 mm
Operating voltage, max.
200 V
Free stroke, max.
± 185 µm
Blocking force, max.
13 N
CMBR08
Length / outer diameter
40 mm
Width / inner diameter
8 mm
Height
1.25 mm
Operating voltage, max.
200 V
Free stroke, max.
± 115 µm
Blocking force, max.
39 N

Options

Related products

Amplified actuators
Amplified actuators
Noliac amplified piezo actuator is a compact solution with a high resonance frequency. The multilayer actuator features a low form factor and provides medium stroke and blocking force. It offers push...
Drivers
Drivers
Noliac develops and manufactures single and dual channel dynamic drivers to supply our piezoelectric actuators. The drivers can be used as a part of fine adjustment mechanism in mechanical positioning...
Plate benders
Plate benders
Noliac multilayer bending actuator generate a bending mode. The piezo plate benders are produced with a stroke up to +/- 1270 µm.

Related tutorials and technical support

Tutorial: Quasi-static actuators
Tutorial: Quasi-static actuators
This tutorial provides a basic introduction to quasi-static actuators. This includes a description and comparison of the different actuator designs. The tutorial also describes, how a piezoelectric...
Tutorial: Dynamic actuators
Tutorial: Dynamic actuators
This tutorial describes dynamic applications, where dynamics (acceleration, damping) can be neglected. However, in many applications, dynamics play an important role and have to be taken into account...
Reliability and humidity operations
Reliability and humidity operations
Piezoelectric actuators have demonstrated continuous operation in harsh conditions for above 10 (-8) cycles. However, there are certain precautions you should take, when designing a piezoelectric...
Final inspection for actuators
Final inspection for actuators
All multilayer actuators are tested during manufacturing and in final inspection before shipment.
Ring benders
Ring benders
Ring benders

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Performance Dimensions
Value
Max operating voltage / V
Min
Min free stroke / µm
Min
Min estimated blocking force / N
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Min
Max
Length or outer diameter / mm
Min
Max
Width or inner diameter / mm
Min
Max
Max height / mm
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