The melamine tableware is not easy to break, parents love to use it for children, but consumers must be careful to choose. A recent market spot test by the Hong Kong Consumer Council found that some melamine tableware will release pollutants, including formaldehyde and melamine monomer. One of the Chinese-made "Mingfeng" brand green rice bowls has a formaldehyde content exceeding 3.2 times.
Yuhai Company develop and produce of various hemisphere, electrode and metallisation configurations. This range is fabricated from various piezoelectric material formulations for applications such as high power, sensitivity, stability needs.
Features
- Choice of metallisation (Silver, Nickel, Gold and others on request)
- Thickness frequency tuning available on request
- Wide choice of PZT formulations
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Applications include
- Sonar transducers
- Hydrophones
- HIFU medical and industrial
- Underwater communications
Dimension range
| Diameter | 6-160mm |
| Wall thickness | 1-10mm |
Piezo Ceramic ,Pzt Piezo Ceramics,Piezo Hemisphere,Pzt Piezoelectric Hemisphere
Zibo Yuhai Electronic Ceramic Co., Ltd. , https://www.yhpiezo.com