Piezoelectric Ceramics Units, Materials & Dimension manufacturer -- SPK ELECTRONICS CO., LTD. - Asia, China, Taiwan Piezoelectric Ceramics Units, Materials & Dimension manufacturer & supplier

SPK ELECTRONICS CO., LTD.

SPK Electronics Co., Ltd. has 30 years of excellent experience in manufacturing. SPK is also the sole distributor of Sarantel Inc (UK) world patented Geohelix GPS Antenna products in Taiwan/China/Hong Kong and sales channel of Epson Toyocom for frequency controlled products. Our wide array of frequency controlled products encompass crystal , Oscillator , TCXO, VCXO, VCO, OCXO, Saw filters, and resonators. SPK products enable in GPS, Bluetooth, DVB-T, TV Field, such as Navigator, PND, E911 phone, Pet Finder, Handheld device, Notebook, MP3, MP4, GPS/GSM/GPRS/CDMA cellular phone, Wireless, mobile communication. We are committed to performance enhancement, continuous quality improvement and customer satisfaction.

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Piezoelectric Ceramics Units

Categories > Main Parts for OEM/ODM > Piezoelectric ceramic parts / Bimorph Actuator -new > Piezoelectric ceramic parts

Product Name:

Materials & Dimension

Description:

Material types		PZT-4	PZT-4D	PZT-8	PZT-5A	PZT-5B		PZT-5J		PZT-5H
Properties	Items	4A11	4D13	8010	5A18	5B20	5B23D	5J27	5J27D	5H32	5H38D
Coupling Coefficients	Kp	0.58	0.62	0.57	0.62	0.62	0.62	0.65	0.65	0.68	0.69
	K₃₃	0.68	0.71	0.68	0.71	0.71	0.72	0.74	0.72	0.76	0.77
	K₃₁	0.33	0.33	0.34	0.34	0.34	0.35	0.36	0.34	0.40	0.40
Piezoelectric Charge Constants (PC/N)	d₃₃	310	360	280	450	430	460	540	550	630	600
Piezoelectric Charge Constants (PC/N)	d₃₁	-125	-145	-105	-170	-180	-210	-235	-210	-275	-280
Piezoelectric voltage constants (X10^-3Vm/N)	g₃₃	23.5	31.7	31.0	27.0	25.2	24.5	22.2	22.5	21.0	21.5
Piezoelectric voltage constants (X10^-3Vm/N)	g₃₁	-11.40	-12.80	-11.90	-10.60	-10.60	-10.00	-9.70	-8.00	-9.00	-8.50
Dielectric constants	E₃₃^T/E₀	1150	1280	1000	1800	1950	2300	2750	2800	3300	3800
Dissipation factor (%)	tang	0.40	0.50	0.20	1.60	1.60	1.60	1.55	0.70	1.30	0.90
Frequency contents (Hz ?M)	Nt	2040	2010	2100	1900	1910	2005	2072	2130	2079	2000
	Np	2230	2180	2330	2010	2030	1995	1980	1990	1920	1980
	N₃₁	1600	1560	1670	1560	1430	1420	1413	1490	1390	1450
Elastic constants (X10¹⁰N/m²)	Y₁₁^E	7.9	7.5	8.6	7.4	7.4	7.4	6.2	6.8	5.9	6.1
Elastic constants (X10¹⁰N/m²)	Y₃₃^E	6.6	6.2	7.1	5.0	5.5	5.0	5.3	5.0	5.1	5.0
Mechanical Q	Qm	750	1200	800	65	60	65	65	110	65	100
Poison's ratio	q^E	0.33	0.35	0.33	0.35	0.35	0.39	0.33	0.34	0.34	0.34
Curie temperature (^oC)	Tc	308	310	320	310	310	300	250	260	250	260
Density (g/cm³)	p	7.7	7.7	7.7	7.6	7.6	7.6	7.7	7.7	7.7	7.7

Material types		Impact	Impact	PZT-2	PZT-5X
Properties	Items	1D07	1D10	2B05	5X45
Coupling Coefficients	Kp	0.55	0.59	0.54	0.71
	K₃₃				0.78
	K₃₁				0.40
Piezoelectric Charge Constants (PC/N)	d₃₃	280	360	230	740
Piezoelectric Charge Constants (PC/N)	d₃₁				-300
Piezoelectric voltage constants (X10^-3Vm/N)	g₃₃	41	35	39	17.4
Piezoelectric voltage constants (X10^-3Vm/N)	g₃₁				-7.20
Dielectric constants	E₃₃^T/E₀	760	1100	560	4500
Dissipation factor (%)	tanq	0.50	0.45	0.40	2.00
Frequency contents (Hz ?M)	Nt				1890
	Np				1984
	N₃₁				1400
Elastic constants (X10¹⁰N/m²)	Y₁₁^E				6.1
Elastic constants (X10¹⁰N/m²)	Y₃₃^E				5.1
Mechanical Q	Qm	1000	1200	1600	60
Poison's ratio	q^E				0.35
Curie temperature (^oC)	Tc				180
Density (g/cm³)	p	7.7	7.7	7.6	7.6

These typical values are provided for design information only. Standard tolerances are approximately +/-20% of these values. Material properties are measured according to standard IEEE and DOD definitions and measuring techniques. All data shown represent nominal characteristics (20 ^oC) 24 hours after polarization.

Material types		PT	K81	K85	PNA	PNB		HT
Properties	Items	T4516	N4030	N4065	N5622	N5022	N5419	B7613	B8613
Coupling Coefficients	Kp	0.08	0.29	0.28	0.04	0.06	0.04	0.06	0.05
Coupling Coefficients	Kt	0.44	0.30	0.40	0.41	0.40	0.36	0.23	0.29
Piezoelectric Charge Constants (PC/N)	d₃₃	48	85	160	74	86	80	18	18
Piezoelectric voltage constants (X10^-3Vm/N)	g₃₃	33.9	27.4	29.0	36.5	43.4	46.6	15.6	15.2
Dielectric constants	E₃₃^T/E₀	160	350	650	230	224	194	130	134
Dissipation factor (%)	tang	0.8	0.6	1.7	0.7	0.9	1.1	0.8	0.1
Frequency contents (Hz.M)	Nt	2100	1720	1700	1600	1730	1730	2580	2590
Mechanical Q	Qm	50	15	30	16	22	20	3000	5440
Poison's ratio	q ^E	0.28	0.41	0.41	0.19	0.26	0.24	0.25	0.24
Curie temperature (^oC)	Tc	450	400	405	560	500	546	760	860
Density (g/cm³)	p	7.7	5.4	5.5	6.0	5.6	5.5	6.3	6.7

Material No.			C-1	C-2	C-21	C-22	C-3	C-4	C-5	C-6	C-62
Main use			Filter	Piezo-ignitor Ultrasonic cleaner	Ultrasonic sonar Humidifier	Ultrasonic cleaner	Ultrasonic detector Thickness gauge		Audible range microphone	Ultrasonic transmitter Medical instruments
Coupling factors	x10^-2	K_p	50	58	55	55	42	40	58	63	63
		K₃₁	27	30	28	30	23	22	30	35	35
		K₃₃	60	65	62	55	48	50	65	70	72
		K_t	43	48	46	47	45	45	45	50	52
		K₁₅	55	65	60	53	52	51	65	72	68
Frequency constants	m_Hz	N_p	2250	2100	2240	2140	2400	2450	2000	1960	2000
		N₃₁	1620	1580	1660	1530	1760	1770	1430	1400	1420
		N₃₃	1600	1480	1550	1550	1660	1700	1400	1330	1350
		N_t	2050	2000	2110	2020	2070	2100	1980	1920	2020
		N₁₅	1030	910	900	940	1050	1080	860	840	870
Relative Dielectric constants		^T₁₁/0	1500300	1600350	1600350	1600200	800200	520100	1500300	2100300	2500300
Relative Dielectric constants		^T₃₃/0	1400250	1400250	1300200	1280250	57060	33050	1100150	2000300	2700300
Piezoelectric charge constants	x10^-12 m/V (C/N)	D₃₁	-120	-120	-130	-140	-57	-42	-120	-195	-210
		D₃₃	220	240	260	190	110	80	270	360	500
		D₁₅	350	480	550	360	240	180	500	680	700
Piezoelectric voltage constants	x10^-3 V-m/N (m²/C)	g₃₁	-9.0	-10.0	-11.0	-11.0	-14.0	-14.0	-13.0	-12.0	-8.9
		g₃₃	16.0	24.0	22.5	15.0	28.0	30.0	28.0	22.0	21.0
		g₁₅	27.0	35.0	37.5	31.0	42.0	45.0	38.0	37.0	29.0
Youngs modulus	x10¹⁰ N/m²	Y^E₁₁	8.1	7.5	7.3	7.0	9.5	9.2	6.1	5.8	6.0
		Y^E₃₃	7.7	6.6	6.9	7.0	8.4	8.9	5.6	5.2	5.6
		Y^E₅₅	3.2	2.5	2.2	2.5	3.3	3.4	2.2	2.1	2.1
Poisson's ratio			0.34	0.38	0.38	0.35	0.37

Material No.		C-7	C-8	C-82	C-9	M-1	M-5	M-6
Main use		Sound pick-up Actuator		Actuator		Ultrasonic detector Medical instruments
Coupling factors	x