99,5% глинозема высокой чистоты, высокая термостойкость до 1600 ° C, твердая керамика

Глинозема Керамические Части

Глиноземная керамика (Al2O3) - это продвинутый керамический материал с высокой твердостью, высокотемпературной стойкостью и коррозионной стойкостью, который широко используется в электронике, машиностроении, химической п...

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99% Глинозема Керамические Свойства
Пункт	Единица
Физические свойства
Цвет		Слоновая кость / Бежевый
Плотность	г / см3	3.85
Содержание глинозема	%	99%
Проницаемость газа		0
Поглощение воды		0
Механические свойства
МЕСЯЦЫ "Твердость	Сорт	9
Твердость Роквелла	ИГРА	92
Твердость Виккерса (Hv50)	ГПа (кг / мм2)	15.7（1600）
Прочность на изгиб (20C)	Mpa	330
Прочность на сжатие (20C)	Mpa	2000
Прочность на разрыв (20C)	MPam1/2	4
Модуль упругости	Стекло	350-400
Тепловые свойства
Теплопроводность (20C-400C)	В （ м.К ）	27.5
Коэффициент теплового расширения	10-6 / К	7.6
Сопротивление термального удара	△ TC	200
Максимальная температура использования	C	1650
Электронные свойства
Диэлектрическая прочность	КВ / мм	＞10
Диэлектрическая постоянная	Является	9.1
Угол диэлектрических потерь (1MHz)		0.0002-0.0003
Объемное сопротивление (20C)	O.cm	＞1014

Основные функции

Сверхвысокая твердость (твердость по Моосу 9, уступает только алмазу)

Высокая термостойкость (температура длительного использования до 1600C)

Отличная электрическая изоляция (предпочтительный высокочастотный изоляционный материал)

Химическая коррозионная стойкость (стойкость к кислотам и щелочам, стойкость к окислению)

Низкая скорость износа (подходит для среды с высоким трением)

Отрасли применения

Электронная промышленность: керамические подложки, изоляционные кольца, компоненты вакуумных трубок

Торцевые уплотнения: гильзы насоса, уплотнения клапанов

Область медицины: искусственные суставы, зубные имплантаты

Высокотемпературные компоненты: футеровка печи, термопара защитная трубка

Техническая консультация: мы предоставляем 99,5% / 99,9% / 96 / 95 различных чистота глинозема керамические решения, поддерживая CAD настройки и массы

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