Tube Piezoelectric Ceramics Materials:

PZT4.PZT8.PZT5 or other required materials.

We can customize different size tube piezoceramics according to the requirments. Some Standard Size of Tube Piezoelectric Elements:

Size (mm)			fm (KHz)	fn (KHz)	Capacitance (pf)	tgδ (%)	d33 ()
OD	ID	Height
18	15	20	51.2	52.0	13388	1.7	420
20	17	15	47.8	49.4	14056	1.5	420
24	20	20	47.1	48.8	12830	2.0	420
34	30	20	29.5	31.3	1510	0.2	280
40	32.5	37	24.4	25.1	21200	1.5	280
44	38	29	22.1	23.4	23120	1.5	280
51	45	36	19.1	20.5	18010	1.5	420
51	45	38	22.8	23.8	9901	0.2	420
53	45	41	17.8	22.0	3060	0.2	420
69	63	25	16.0	18.1	16040	0.5	280
76.5	68	40	14.6	15.2	19730	0.5	280
80	60	150	17.2	18.3	34420	0.21	280
142	132	80	7.6	8.0	8635	0.36	300
12	9	6	70	72	5860	0.3
15	13	3.2	64	68a	3700	1.7
18	15	15	63	64	5940	0.2
18	15	20	63	64	5836	0.2
20*17*15	17	15	46.9	50	14109	1.5