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Navy Type III Hard Material Piezo Powder For Beauty Head Piezo Ceramic

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Navy Type III Hard Material Piezo Powder For Beauty Head Piezo Ceramic

Brand Name : YUJIE

Model Number : P81

Certification : ISO9001

Place of Origin : Jiangsu, China

MOQ : 1 Kg

Price : Negotiable

Payment Terms : T/T, Western Union

Delivery Time : 3~30 working days

Packaging Details : Carton #: 32x20x18cm

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PZT Powder of P-81 Navy Type III Hard Material For Beauty Head Piezo Ceramic

The material performance of piezoelectric ceramic
Num Name of Performance parameter symbol index Allow the public errand
P-33 P-44 P-51 P-81
1 Electromechanical coupling coefficient Kp 0.60 0.60 0.65 0.53 ±6.0%
K31 0.36 0.36 0.38 0.31
K33 0.70 0.70 0.74 0.63
K15 0.70 0.70 0.72 0.66
Kt 0.47 0.48 0.50 0.47
2 The relative electric capacity rate of freedom
ε T
r³

1725 1350 2100 1025 ±12.5%
ε T
r¹

1725 1900 2400 1400
3 The medium losses tgδ 0.020 0.005 0.020 0.004 ≤
4 The gentle and agreeable constant of elasticity
(x10-12m2/N)
S E
11

15 13 15 11.0 ±10%
S D
33

9.0 8.5 9.0 8.5
S D
55

25 21.5 22.0 21.0
5 Piezoelectricity meet an emergency the constant
(x10-12m/v或C/N)		 d31 160 -150 -210 -100 ±12.5%
d33 390 320 450 225
d15 480 530 710 450
6 Mechanical cue Qm 75 400 70 800 ≥
7 Frequency constant
(Hz•m)		 Nd 1950 2200 2000 2300 ±5%
N1 1470 1600 1450 1700
N3 1880 2000 1900 1960
N5 1130 1230 1200 1230
Nt 2250 2300 2250 2280
8 The velocity of sound
(m/s)		 Vd 3000 3300 3000 3500 ±5%
V1 2940 3200 2900 3400
V3 3760 4000 3800 3920
V5 2260 2460 2400 2460
Vt 4500 4600 4500 4560
9 Density (x103kg/m3) ρ 7.6 7.5 7.45 7.45 ≥
10 Curie's temperature (℃) Tc 335 300 260 300 ≥
11 Rate of change of time of ten times
(%)		 ANd 0.20 1.2 0.35 1.3
AKp -0.25 -1.8 -0.4 -2.0
Aε -1.5 -4.0 -1.5 -4.0
12 The relative rate of change of temperature (%)-10℃~50℃ The datum 25℃ ΔNd/N 1.0 1.0 1.5 1.5
Δε/ε 15 9.0 20 9.0
13 The strong field lies between electric performance
T=25℃ E=400V		 tgδ 0.04 0.01 ≤
Δε/ε 0.17 0.06 ≤
note: 1, Index besides Curie's temperature, is the measurement value for ten days after polarizing for the performance parameter index in the form .

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