Fuji Ceramics Co.
Fuji Ceramics C-25 Hard PZT Material
Manufacturer: Fuji Ceramics Co., Ltd.
Model: C-25
Features
- The material features low dielectric loss with a tanδ value of 0.18.
- It has a medium mechanical quality factor with a Qm of 1,100.
- It also offers a medium relative dielectric constant, with εT33/ε0 equal to 1,080.
Specifications
| Material No. | C-25 | ||
|---|---|---|---|
| Coupling coefficients | ×10-2 | Kp | 56 |
| K31 | 29 | ||
| K33 | 69 | ||
| Kt | 49 | ||
| K15 | 70 | ||
| Frequency constants | m·Hz | Np | 2,250 |
| N31 | 1,700 | ||
| N33 | 1,560 | ||
| Nt | 2,100 | ||
| N15 | 960 | ||
| Dielectric constants | εT11/ε0 | 1,540 | |
| εT33/ε0 | 1,080 | ||
| Dissipation factor | % | tanδ | 0.18 |
| Piezoelectric charge constants | ×10-12 m/V | d31 | -100 |
| d33 | 260 | ||
| d15 | 510 | ||
| Piezoelectric voltage constants | ×10-3 V·m/N | g31 | -10.0 |
| g33 | 26.9 | ||
| g15 | 37.4 | ||
| Youngs modulus | ×1010 N/m2 | YE11 | 8.9 |
| YE33 | 6.9 | ||
| YE55 | 3.0 | ||
| Poisson’s ratio | σ | 0.26 | |
| Mechanical Q | Qm | 1,100 | |
| Curie point | ℃ | Tc | 280 |
| Density | ×103 kg/m3 | ρ | 7.8 |
| Compare with | Navy III PZT-8 | ||
◆Characteristics
- Low dielectric loss(tanδ)
- Middle mechanical Q(Qm)
- Middle dielectric constants(ε33T)
◆Applications uses
- Ultrasonic cleaners
- Ultrasonic welders
- Ultrasonic cutters
- High-intensity focused ultrasound (HIFU )
◆ Technical performance
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