Piezo Ceramic Tube

What's the Features of Tube Piezo Ceramic?:

Good Stable & High Sensitivity
All dimensional & Accurate measurement
Low Heat & High Consistency of Frequency and static capacitance
High Vibration Efficiency & Silver Electrode

Piezoelectric Materials of Disc Piezoelectric Ceramics

PZT4,PZT5,PZT8 or other required Piezoelectric Materials.

Specification

Size (mm) *ODIDHeight*			fm(KHz)	fn(KHz)	Capacitance(pf)	tgδ(%)	d33
18	15	20	51.2	52	13388	1.7	420
20	17	15	47.8	49.4	14056	1.5	420
24	20	20	47.1	48.8	12830	2	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	3060	0.2	420
69	63	25	16	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	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	46.9	50	14109	1.5

Size (mm) *ODIDHeight*			Radial frequencyfr(KHZ)	Coupling CoefficientKp(％)	Static CapacitanceC(PF)	PiezoelectricStrain Constantd3310-12(CN)	Dielectric Losstg(%)
15	11	10	70±5%	30	4680±10%	500	2
20	16	15	50±5%	30	9700±10%	500	2
25	21	15	39±5%	35	12400±10%	500	2
29	25	20	34±5%	35	19400±10%	550	2
30	25	18	33±5%	35	14250±10%	550	2
32	28	20	36±5%	35	21600±10%	550	2
34	30	20	28±5%	35	23000±10%	550	2
38	32	25	26±5%	35	21000±10%	550	2
40	32	37	25±5%	35	24000±10%	550	2
45	39	25	22±5%	35	25200±10%	550	2
50	44	25	19±5%	35	28200±10%	550	2
55	39	30	19±5%	35	33800±10%	550	2
60	54	30	16±5%	35	41000±10%	550	2
65	59	30	15±5%	35	44600±10%	550	2
75	67	16	13±5%	35	20400±10%	550	2
80	74	20	12±5%	35	36900±10%	550	2
90	84	20	10±5%	35	52180±10%	550	2

Produce different size as need.

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