"The material of Square/Rectangular Piezoelectric Ceramics: PZT4,PZT5,PZT8 or other required piezoelectric material."
"The material of Piezoelectric Ceramic Ball/Hemisphere: PZT4,PZT5,PZT8 or other required piezoelectric material."
"The material of Piezo Ceramic Cylinder: PZT4,PZT5,PZT8 or other required piezoelectric material."
"Piezoelectric Ceramic Ring (Piezo Ceramic Ring) manufactured by Beijing Ultrasonic Cleaning Piezoelectric Ceramics suppliers."
"The material of Piezoelectric Ceramic Tube(Piezo Ceramic Tube): PZT4,PZT5,PZT8 or other required piezoelectric material."
"The material of Piezoelectric Ceramic Disc(Piezo Ceramic Disc): PZT4,PZT5,PZT8 or other required piezoelectric material."