• Brand Name: Sino Sonics

  • Materials: PZT 8, PZT 5, PZT 4 Series

  • Payment Term: Bank Transfer T/T, West Union, Paypal

  • Packing: Inside foam, outside: Carton Box with Fasten Strip

  • Delivery Time: 7-10 Days maximum after deposit.

  • Shipping Term: by DHL or FedEx, door to door shipment.

  • Place of Origin: Wuxi City, China origin.

  • Welcome customized size & OEM work.

Here below shows our standard size and ready stocks

Remarks:
Hollow sphere crystal series：
SR-series (semispherical element = only 1 part = ½ SΦ-series)

All size are Customizable! Customer’s Design Welcome!

For the Material PZT-51
Type & Spec Dimensions(mm) Dimensions(mm) Dimensions(mm) Frequency Coupling Coefficient Capacitance
External Diameter Small Hole Wall Thickness fs (kHz) Kr PZT-51
SR5.0 SR5.0 Φ2 0.8 195 >0.5 3.3
SR7.5 SR7.5 Φ3 0.8 127 >0.5 7.7
SR10.0 SR10.0 Φ4 0.9 95 >0.5 12.0
SR12.5 SR12.5 Φ4 1.0 76 >0.5 17.3
SR15.0 SR15.0 Φ4 1.1 65 >0.5 23.2
SR17.5 SR17.5 Φ5 1.1 52.5 >0.5 32.0
SR20 SR20 Φ6 1.2 48.2 >0.5 38.2
For the Material PZT-81
Type & Spec Dimensions(mm) Dimensions(mm) Dimensions(mm) Frequency Coupling Coefficient Capacitance
External Diameter Small Hole Wall Thickness fs (kHz) Kr PZT-81
SR25.0 SR25.0 Φ8 2.5 46 >0.45 13.1
SR30.0 SR30.0 Φ8 2.5 38.3 >0.45 18.7
SR37.5 SR37.5 Φ10 3.0 31 >0.45 23.4
SR40.0 SR40.0 Φ10 3.0 23 >0.45 28.0
SR50.0 SR50.0 Φ10 3.0 22.7 >0.45 45.0
For the Material PZT-44
Type & Spec Dimensions(mm) Dimensions(mm) Dimensions(mm) Frequency Coupling Coefficient Capacitance
External Diameter Small Hole Wall Thickness fs (kHz) Kr PZT-44
SR25.0 SR25.0 Φ8 2.5 46 >0.45 16.5
SR30.0 SR30.0 Φ8 2.5 38.3 >0.45 23.6
SR37.5 SR37.5 Φ10 3.0 31 >0.45 29.5
SR40.0 SR40.0 Φ10 3.0 23 >0.45 35.5
SR50.0 SR50.0 Φ10 3.0 22.7 >0.45 56.7