Specifications

Piezoelectric transducer
1.high hardness
2.excellent wear resistance
3.specially formulated
4.long working life

Low frequency piezoelectric transducer

Piezo ceramic for Ultrasonic Cleaning,
for Ultrasonic Welding,
for Tooth-brushing,
Piezoceramic Vibrator
for beauty devices

Piezoceramic Vibrator for beauty devices
Part No: A-812810N
Unit: mm
Dimension: 282mm
Electrical Characteristics:
1. Capacitance : 3400pf10%
2. Frequency : 1MHz5%
3. Resistance : 2
4. d33 : 310x10-12C/N
5. tg : 0.6%

 

Specification:

Properties	Unit	Alumina			Zirconia
Content	%	≥95	≥99	≥99.7	≥94
Density	g/cm3	3.65	3.8	3.9	6
Hardness (Hv0.5)	GPa	13.1	15	17.1	13.2
Flexural strength	MPa≥	340	310	370	1000
Modulus of elasticity	GPa	300	330	350	200
Poisson’s ratio		0.23	0.23	0.23	0.30
Max use temperature	°C≥	1400	1750	1800	1050
Thermal expansion coeff.	×10-6/°C(40-800°C)	7.8	8	8	11
Thermal conductivity	W/m·K( 20°C)	22	28	31	2.6
Thermal shock resistance(in water)	°C	200	200	230	300
Dielectric Strength	V/m	15×106	15×106	15×106	11×106
Dielectric loss angle (1MHz)	×10-4	4	2	1	16
Dielectric Constant(1MHz)		9.2	9.8	9.9	33
Nitric Acid (60%)90°C	WT Loss mg/cm2/day≤	0.12	0.1	0.05	≠0
Caustic Soda(30%)80°C	WT Loss mg/cm2/day≤	0.53	0.26	0.04	0.08

 

 

Application:

Classification	Model	Fr(KHz)	Kp%	C0(pF)	Configuration diagrams
Ultrasonic atomizer	CL-20W	1650	60	1450
	CL-25W	1650	60	2000
Medical	CL-20M	1000	68	1850
	CL-10M	640	58	338
	CL-25M	1000	68	2850
Beauty device	CL-28M	1000	68	3600
Ultrasonic	CL-35Q	44	45	2050
	CL-38Q	42	45	2550
	CL-45Q	38	48	3600
	CL-50Q	35	49	4650
	CL-30Q	74	68	1480
	CL-37Q	74	68	1380
cleaner	CL-50Q	45	62	8800
Ultrasonic	CL-45H	38	46	3600
	CL-50H	35	48	4250
	CL-12H	120	48	165
	CL-40H	40	46	2650
welder
Ultrasonic	CL-24P	64	45	1000
	CL-30P	50	45	1600
transducer	CL-20P	44	45	2000