Buy Soldering Pzt Piezoceramic Ring Actuator for Ultrasonic Welding

1.Product Description

Piezoelectric elements technical data:
Dimensions:	Outer diameter 35mm, inner diameter 15 thickness 5mm
Radial frequency Fr:	45KHz ± 2KHz
Mechanical Coupling Coefficient K31	≥0.34
Dielectric Loss tg δ:	≤ 0.3%
Static capacitance Cs:	2000pF ± 12.5%

Range Of piezo ceramic ring
External diameter: 5.0 - 100mm
Internal diameter :(2.0 - 35mm)
Thickness : (0.2 - 15mm)

Choice of metallisation (Silver, Nickel, Gold and others on request)

Wide choice of PZT formulations

3.Typical value of "Hard" PZT materials performance：

Hard" PZT materials
Properties			PZT-41	PZT-42	PZT-43	PZT-82	PBaS-4
Dielectric Constant	ɛ^T_r3		1050	1250	1420	1100	1900

Coupling factor	K_P		0.58	0.58	0.58	0.52	0.59
	K₃₁		0.32	0.33	0.34	0.3	0.34
	K₃₃		0.66	0.67	0.68	0.57	0.68
	K_t		0.48	0.48	0.48	0.4	0.49
Piezoelectric coefficient	d31	10^-12m/v	-106	-124	-138	-100	-160
	d33	10^-12m/v	260	280	300	240	380
	g31	10^-3vm/n	-11.4	-11.2	-11	-10.3	-9.5
	g33	10^-3vm/n	28	25.3	24	25	22.6
Frequency coefficients	N_p		2280	2200	2160	2280	2200
	N₁		1671	1613	1583	1671	1613
	N₃		1950	1900	1875	1950	1850
	N_t		2250	2200	2200	2300	2200
Elastic compliance coefficient	S^e₁₁	10^-12m²/n	11.8	12.7	13.2	11.6	13.2
Machanical quality factor	Qm		1000	800	600	1200	2200

Dielectric loss factor	Tg δ	%	0.3	0.4	0.5	0.3	0.5
Density	ρ	g/cm³	7.5	7.5	7.5	7.6	7.5
Curie Temperature	Tc	°C	320	320	320	310	310
Young's modulus	Y^E₁₁	<10⁹N/m³	85	79	76	86	76
Poison Ratio			0.3	0.3	0.3	0.3	0.33

4.Image:

5. Applications:

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