PZT Material Piezoceramic Rings for Ultrasonic Machine

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Product Description

PZT Material Piezoceramic Rings for Ultrasonic Machine

Dimension Range of Piezo Ring:

Piezo ceramic Discs	Diameter	PZT-4	PZT-5	PZT-8
	Diameter	3-100	3-100	3-100
	Thickness	0.3-10	0.25-15	0.4-8
Piezo ceramic Rings	Outside diameter	3-100	3-100	3-100
	Inside diameter	≥ 2	≥ 2	≥ 2
	Thickness	0.3-10	0.25-15	0.4-8
Piezo ceramic Tubes	Outside diameter	3-108	3-108	3-105
	Inside diameter	≥ 2	≥ 2	≥ 2
	Length	≤50	≤50	≤50
Piezo ceramic Plates	Length	≤ 50	≤ 50	≤ 50
	Width	≥ 1	≥ 1	≥ 1
	Thickness	0.3-10	0.25-15	0.3-8

Hard Piezoelectric materials：

Hard" PZT materials			PZT-41	PZT-42	PZT-43/4D	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

Applications :

Ultrasonic welding machine,ultrasonic cleaning machine and other high power ultrasonic machine.

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