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Modelo: OD12*ID7*4mm PCrN-4
Lugar de origen: porcelana
Apoyo sobre: 10,000,000
Certificados : ISO 9001
HS-Code: 8541600000
Tipo de Pago: T/T,Western Union
Incoterm: EXW
Anillo de cerámica piezoeléctrica
PCrN-4 es una función dual PZT dura modificada de receptor y transductor de transmisión .
Datos técnicos piezoeléctricos :
Dimensiones: OD 12 mm, ID7 mm, espesor 4 mm
Frecuencia radial Fr: 385 KHz ± 5%
Impedancia de resonancia R < 20 Ω
Coeficiente de acoplamiento electromecánico K 33 :> 0,60
Pérdida dieléctrica tg δ: <0.5
Capacitancia estática Cs: 271pF ± 12.5%
Constante de descarga piezoeléctrica d33> 320
Condición de prueba: 25 ± 3 ° C 40 ~ 70% RH
fr, Zm, Kr => Vibración en modo radial
Cs tanδ => medidor LCR a 1KHz 1Vrms
SYMBOL |
DEFINITION |
UNITS |
ε 33 T , ε 11 T
|
Free Relative Dielectric Constant |
|
ε 33 S , ε 11 S
|
Clamping Relative Dielectric Constant |
|
tgδ |
Dissipation Factor at Low Field |
|
ρ |
Density |
g/cm 3 |
T c |
Curie Point |
ºC |
V |
Velocity |
m/s |
Z a |
Accoustic Impedance |
Mrayl |
K p, K 33, K t, K 31, K 15 |
Electromechanical Coupling Factors |
|
N p , N 33, N 31, N 15, N t, N c
|
Frequency Constants |
Hz - m
|
d 33, d 31, d 15 |
Piezoelectric Strain Constants
|
10 -12 C/N
|
d h |
Hydrostatic Piezoelectric Strain Constants
|
10 -3 Vm/N |
Q pm |
Mechanical Quality Factor at Planar mode |
|
Y 11 E , Y 33 E |
Young's Modulus under Short Circuit |
10 10 N/m 2 |
σ |
Poisson Ratio
|
|
ε 33 T (% Per Decade) |
Aging Rate of Free Relative Dielectric Constant |
|
K p (% Per Decade) |
Aging Rate of Planar Electromechanical Coupling Factor
|
|
K t (% Per Decade) |
Aging Rate of Coupling Factor at Thickness mode
|
|
N p (% Per Decade) |
Aging Rate of Frequency Constant of Planar Mode
|
|
N t (% Per Decade) |
Aging Rate of Frequency Constant at Thickness Mode
|
|
ε 33 T ( / o C) |
Thermal Stability of Free Relative Dielectric Constant |
|
GLOSSARY |
|
|
BT
|
Barium Titanate |
|
Hard PZT |
Hard Lead Titanate Zirconate Compound
|
|
Soft PZT |
Soft Lead Titanate Zirconate Compound |
|
PRODUCTOS POR GRUPO : Elementos piezoeléctricos PZT > Anillos piezoeléctricos PZT
Home > Lista de Productos > Elementos piezoeléctricos PZT > Anillos piezoeléctricos PZT > Anillos piezoeléctricos ultrasónicos personalizados OD12xID7x4mm
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