Hard Material Piezo Ceramic Ring Transducer for Ultrasonic Bonding

Product Description

1.Product Description

Dimension : 50mm x ID:20mm x Thi: 6mm
Material: PZT-82
Static capacitance Cs:2500pF ± 12.5%
Radial frequency Fr: 33KHz ± 2KHz
Mechanical Coupling Coefficient K31: ≥0.34
Dielectric Loss tg δ: : ≤ 0.3%

2.Some Standard Size of Piezo Ring

Sizes from 3mm up to 180mm

Thickness from 0.2mm up to 25mm

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

Wide choice of PZT formulations

Dimension(mm)	Capacity C(pF)	Radial Frequency Fr(KHz)	Resonance Impedance Zm(Ω)	Thick Frequency Ft(KHz)	Coupling Modulus Kr(%)	Quality Factor Qm
Φ4×Φ2×2.5	60±12.5%	622± 5%	<300
Φ8ｘΦ3ｘ1	850 ±5%	188 ±2%	≤10
Φ10ｘΦ5ｘ2	240±10%	153±5%	≤15	1020	≥45	≥800
Φ12ｘΦ5ｘ1	1170±15%	130±6%	≤5.7
Φ13.5ｘΦ7ｘ1.2	2000±15%	1.7MHz	≤75
Φ15ｘΦ6.5ｘ5	0.269nF±10%	410 ± 2%	≤15
Φ15ｘΦ7ｘ4	316 ± 12.5%	102 ± 1KHz
Φ15ｘΦ8.5ｘ0.7	2100±15%	91 ± 3KHz	≤12
Φ16ｘΦ7ｘ2.5	899±20%	90± 5%	＜20	870 ± 5%
Φ16ｘΦ8ｘ4	340±10%	95.8±5%	≤20	512	≥45	≥800
Φ18xΦ12x1.2	2000±15	1.8MHz±5%	≤75
Φ20xΦ10x4	480 ± 12.5%			75 ± 5%
Φ22xΦ14.6x3	1000± 12.5%			50 ± 3KHz
Φ22xΦ8.1x6	530±20%	77 ±3 KHz	≤25
Φ24ｘΦ7ｘ3	1500±12.5%	75± 5%
Φ24ｘΦ12ｘ8	550±15%	60 ±3 KHz	≤25
Φ25ｘΦ10ｘ4	935±10%	65.5±5%	≤15	512	≥45	≥800
Φ28ｘΦ9ｘ1	6650±15%	2.08MHz±5%	≤3
Φ28ｘΦ9ｘ6	800±15%	190±5 KHz
Φ28ｘΦ9ｘ0.3	22000±15%	6.8MHz±5%	≤1.5
Φ30ｘΦ10ｘ5	1150±10%	58.4±5%	≤15	410	≥45	≥800
Φ30ｘΦ10ｘ6	990±15%	59 ±5%	≤16
Φ32ｘΦ15ｘ5	1080±10%	49.2±5%	≤15	410	≥45	≥800
Φ35ｘΦ15ｘ5	1430±10%	45.5±5%	≤15	410	≥45	≥800
Φ38ｘΦ12.7ｘ6.3	2000±20%	44 ±3 KHz	≤20
Φ38ｘΦ15ｘ5	1750±10%	43.4±5%	≤15	410	≥46	≥800
Φ40×Φ12×5	2070±12.5%	45.9	≤15		≥46	≥800
Φ40ｘΦ15ｘ5	1970±10%	42.8±5%	≤15	410	≥45	≥800
Φ40×Φ20×5	1700±12.5%	37.9	≤15		≥45	≥800
Φ40×Φ17×6	1555±12.5%	40.5	≤15		≥45	≥800
Φ42ｘΦ15ｘ5	2200±10%	40±5%	≤15	410	≥45	≥800
Φ42ｘΦ17ｘ5	2110±10%	38.8±5%	≤15	410	≥45	≥800
Φ45ｘΦ15ｘ5	2580±10%	38.1±5%	≤15	410	≥46	≥800
Φ50ｘΦ17ｘ5	3160±10%	34.8±5%	≤15	410	≥45	≥800
Φ50ｘΦ17ｘ6	2430±10%	34.8±5%	≤15	315	≥45	≥800
Φ50×Φ20×5	2700± 12.5%	33± 2KHz
Φ50×Φ20×6	2490±12.5%	33.2	≤15		≥45	≥800
Φ50×Φ30×13	1350±5%	200±2 KHz	≤4
Φ50×Φ27×6	2100±12.5%	29.3	≤15		≥45	≥800
Φ60×Φ30×10	1922±12.5%	25.3	≤15		≥45	≥800
Φ60×Φ50×2	128±10%	1MHz±5%	≤10
Φ63.5×Φ50.8×12.7	1000	127khz

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

3. Applications:

Hard Material Piezo Ceramic Ring Transducer for Ultrasonic Bonding

Product Description

2.Some Standard Size of Piezo Ring

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