Cojinetes de cerámica de circonita, sin lubricación, resistencia a la corrosión, velocidad aumentada en un 30%

Piezas de cerámica de circonita personalizadas

La cerámica de circonia (ZrO₂) es un tipo de cerámica de ingeniería avanzada con alta resistencia, alta tenacidad y resistencia al desgaste. Con sus excelentes propiedades mecánicas y biocompatibilidad, es ampliamente ut...

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Propiedades cerámicas de circonita estabilizada por ittria
Artículo	Unidad	Valores Típicos
Propiedades Físicas
Color		Personalizado
Densidad	G / cm3	6.00
Contenido De Zirconia	%	94.4
Permeabilidad al gas		0
Absorción de agua		0
Tamaño de cristal	Um	0.5
Propiedades mecánicas
La dureza de Moh	Grado	8.2
Dureza Rockwell (45N)	JUEGO	78
Dureza Vickers (carga 500g)	Gpa (Kg / mm2)	11.5（1175）
Fuerza a la flexión ( 20C )	Mpa	800
Resistencia a la compresión (20C)	Mpa	2000
Módulo de Elasticidad (20C)	Vidrio	＞200
Dureza De La Fractura (20C)	Mpam1/2	9
Propiedades térmicas
Conductividad térmica (20C-400C)	W / m.K	2.5
Coeficiente De Expansión Térmica	10-6 / C	9.6
Resistencia al Impacto Térmico	△ TC	250
Propiedades electrónicas
Constante dieléctrica	Es	30

Características principales

Dureza ultra alta (dureza a la fractura 6-10 MPa · m1 / ², muy superior a la alúmina)

Baja conductividad térmica (2-3 W / m · K, excelente rendimiento de aislamiento térmico)

Resistencia a la corrosión (resistencia a ácidos y álcalis, resistencia a la oxidación, adecuada para entornos químicos)

Excelente resistencia al desgaste (HV≥1200, adecuado para piezas de alta fricción)

Áreas de aplicación

Sellos mecánicos: (manguitos para bombas, sellos de válvulas)

Piezas resistentes al desgaste: (rodamientos cerámicos, ruedas guía, boquillas)

Componentes electrónicos: (sensores de oxígeno, diafragmas de pilas de combustible)

Aeroespacial: (recubrimientos de aislamiento térmico de alta temperatura, piezas del motor)

Industria energética: (electrolitos de pilas de combustible de óxido sólido)

Consulta de productos

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