AC0915 Alumina Tube

Catalog No.	AC0915
Size	Customized
Material	Al2O3
Purity	95% 99% 99.7%
Density	3.8~3.9 g/cm3

Stanford Advanced Materials provides technical ceramic tubes such as Alumina Tubes with high purity, tight dimensional tolerance, and competitive price. Our Alumina Tube Products with a diameter from 1mm to 100mm and purity of up to 99.8% will fulfill most of the requirements. Custom manufacturing for special shapes is always available.

Related products: Alumina Plate, Alumina Custom Parts

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Description

Specification

Technical Data Sheet

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Description of Alumina Tube

Alumina Tubes, made from high-purity aluminum oxide (Al2O3), are known for their exceptional combination of properties, making them suitable for a wide range of industrial and scientific applications. These properties include high hardness, excellent wear resistance, and superior thermal stability, allowing Alumina Tubes to withstand extreme temperatures without deformation or degradation. Additionally, Alumina Tubes exhibit excellent electrical insulation properties, making them ideal for use in high-voltage environments and electronic components. They are also chemically inert, resistant to most acids and alkalis corrosion, and have low thermal expansion, which ensures dimensional stability under varying thermal conditions. These characteristics make Alumina Tubes highly versatile and essential in applications such as furnace components, thermocouple protection, electrical insulators, and structural components in harsh chemical and thermal environments.

Specification of Alumina Tube

Composition	UNIT	Al95	Al99	Al997
AL2O3 Content	%	95	99	99.7
Color		White	Ivory	Ivory
Tensile Strength	Kpsi	32	38	36
Flexural Strength	Kpsi	52	55	54
Compressive Strength	Kpsi	300	377	350
Density	g/cc	3.70	3.90	3.92
Hardness	HV, GPa	13.8	17.2	18
Thermal Conductivity	W/(m K)	25	30	30
C.O.T.E.	In / In°C (x10^-6)	7.7	7.8	7.8
Working Temperature	°C	1500	1650	1750
Dielectric Constant		9.5	9.7	9.8
Volume Resistivity (25°C)	Ohm-cm	>10^14	>10^14	>10^14

Applications of Alumina Tube

High-purity alumina materials are particularly valuable for fabricating components used in processes such as chemical vapor deposition (CVD), ion implantation, photolithography, and semiconductor manufacturing. Moreover, in traditional industries, alumina tubes serve as ideal solutions for injector tubes and insulators. Additionally, alumina tubes are commonly employed as protective enclosures for high-temperature thermocouples.

Packaging of Alumina Tube

Our Alumina Tube is carefully handled to prevent damage during storage and transportation and to preserve the quality of our products in their original condition.