piezoelectric ceramics materials main parameter -Weifang Jude Electronics Co.Ltd

piezoelectric ceramics materials main parameter

Parameter	symbol	unit	material
Parameter	symbol	unit	p-41	p-81	p-61	p-85	p-45	p-43	p-51	pMgN-51	psN-5	pT-71	pLis-51	pT-72
relative electric resistance constant	g 33/g 0		1150	1000	1000	1700	1650	1500	2300	3800	1600	190	2000	330
agent wear	tg	10^-4	50	50	80	50	50	50	190	180	200	120	200	120
electric coupling constant	Kp		0.55	0.53	0.49	0.58	0.60	0.58	0.62	0.63	0.60	0.04	0.65	0.02
	K₃₁		0.34	0.30	0.28	0.35	0.35	0.34	0.36	0.37	0.33		0.38
	K₃₃		0.68	0.60	0.58	0.60	0.68	0.70	0.73	0.71	0.69	0.46	0.71	0.45
	K_t		0.48	0.45	0.42	0.40	0.45	0.47	0.51	0.53	0.50	0.45	0.55	0.45
piezoelectric changing constant	d₃₁	10^-12C/N	100	90	90	180	140	130	185	270	150		200
piezoelectric changing constant	d₃₃	10^-12C/N	260	220	195	390	300	350	650	500	400	56	550	68
piezoelectric voltage constant	g₃₁	10^-3Vm/N	11.5	11.2	9.2	11.2	10.5	10.5	10.0	10.6	12.0		11.4
piezoelectric voltage constant	g₃₃	10^-3Vm/N	24	24.8	20	23	24	25	24	19	24	33	28	35
sound velocity	V	Hz.m	3500	3500	3500	3500	3300	3400	2950	3000	3100	3850	3100	3800
	V₁	Hz.m	3300	3400	3400	3400	3100	3200	2900	2900	2950		2950
	V₃	Hz.m	3900	3900	3920	4000	3700	3700	3600	3600	3650	4060	3850	4000
	V_t	Hz.m	4550	4560	4560	4500	4100	4300	3930	3850	4000	4100	4500	4100
elasticity and pliancy constant	S^E₁₁	10^-12M²/N	12.0	11.1	11.1	12.0	13.0	11.5	13.5	18.0	15.4	7.7	15.9	8.0
Poisson ratio			0.3	0.3	0.3	0.3	0.33	0.33	0.36	0.36	0.36		0.36
mechanical quality constant	Q_m		600	800	450	2000	400	400	80	70	90	550	90	500
courier temperature	T_c		320	300	305	300	310	300	300	280	350	470	300	420
density		10³kg/m³	7.5	7.5	7.5	7.6	7.5	7.5	7.6	7.6	7.5	7.5	7.5	7.5