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Piezo disc

Piezo disc . Generally speaking, It’s round shape. The diameter size and the thickness size. Of course, it has more details. like tolerance request. -/+0.04mm,-/+ 0.0254mm like that. Or bull eye piezo disc and HIFU piezo disc.

1.Here is our common and standard size in our product list.

Size (mm)ODxTH Thickness Frequency ft(MHz) (:t 5%) Capacitance C(pf) (:t 15%) Impedance Zt(n) Electromechanical coupling coefficient Kt (%) Piezoelectric Material
8×2 1.0 263   43 PZT5
10 x 1 2.0 10840   44 PZT5
10 x 2 1.0 420   44 PZT5
15 x 1 2.0 1970   43 PZT5
15 x 2 1.0 980   43 PZT5
16 x 1 2.0 2200   45 PZT5
16 x 2 1.0 1100   45 PZT5
20 x 1 2.0 3560   43 PZT5
20×2 1.0 1780   43 PZT5
25 x 1 2.0 4600   43 PZT5
25×2 1.0 2300   43 PZT5
16 x 0.4 5.0 5400 5 45 PZT4
16 x 2.1 1.0 1000 4 45 PZT4
20 x 2.0 1.0 1650 4 45 PZT4
25 x 0.4 5.0 12800 4 45 PZT4
25 x 1.0 2.0 5800 4 45 PZT4
25 x 2.0 1.0 2700 4 45 PZT4
28 x 1.0 1.0 6940 4 45 PZT4
28 x 1.7 1.2 3880 3 45 PZT4
28 x 2.0 1.0 3300 3 45 PZT4
50 x 2.0 1.0 10000 3 45 PZT4
60 x 2.0 1.0 14500 3 45 PZT4

2. Piezoelectric Ceramic Crystals: Common Shapes and Sizes

2.1  Piezoelectric ceramic discs 

Outer Diameter: 0.250” – 2.000”
Thickness: 0.008” – 0.400” depending on Material

2.1-3 Piezoelectric plate 

Length: 0.080” – 1.900”
Width: 0.080” – 1.900”

Thickness: 0.008” – 0.400” depending on material, length, and width

2.2 Piezoelectric ceramic rings 

Outer Diameter: 0.250” – 2.000”
Inner Diameter: 0.070” – 0.750” depending on OD & thickness
Thickness: 0.008” – 0.400”
depending on material

2.4 Piezoelectric cylinder 

Outer Diameter: 0.350” – 0.900”
Length: 0.150” – 0.450”
Wall Thickness: Minimum of 0.040”