20kHz frequentie Piezoelectric Ceramische Ring PZT4 PZT82023-06-21 15:49:13 |
P4 P5 P8 Piezoelectric Ceramisch Chip For Ultrasonic Welding Machines 20kHz2022-09-29 11:03:26 |
Ultrasoon Omvormer Piezoelectric Ceramisch Element Ring Shape2021-11-18 15:07:39 |