Alumina (Al2O3) Ceramic Tubes

Model:	PL-ACT
Brand:	PeaKLand
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Non-metallic Mineral Products
Label:	alumina ceramic tube , alumina ceramic pipe , alumina ceramic
Price:	US $25 / pc
Min. Order:	2 pc

Product Description

PL-ACT Alumina (Al2O3) Ceramic Tube

1. Properties:

2. Specifications:

Item		Unit	95 Al2O3	96 Al2O3	99 Al2O3
Physical Characteristics	Bulk density	g/cm3	3.6	3.6	3.9
Physical Characteristics	Water absorption	%	0	0	0
Mechanical Characteristics	Flexural strength	Mpa	320	340	360
	Hardness Vickers	Gpa	12.2	13.5	15.6
	Elastic modulus	Gpa	280	320	370
	Poisson’s ratio	-	0.22	0.23	0.23
Thermal Characteristics	Linear expansion coefficient	(200C-5000C) 10-6/0C	7.1	7.2	8
	Thermal conductivity	w/(m.k)	16	24	32
	Specific Heat	10-3J/(kgK)	0.78	0.78	0.9
Electrical Characteristics	Dielectric constant (1MHZ)	-	9	9.4	9.9
	Dielectric loss angle	*10-4	15	5	1
	Dielectric strength	*106V/m	12	15	15
Accuracy of working (mm)
Perpendicularity	0.001
Concentricity	0.001
Roundness	0.0005
Straightness	0.005
Parallelism	0.01
Planeness	0.005
Roughness	0.005
Fit clearance	0.005

3. Standard Sizes:

Dimension		Outer dia. mm	Inner dia.mm	Length mm
Item		Outer dia. mm	Inner dia.mm	Length mm
Thermocouple protection tube		7-120	1-110	10-2000
Insulated tube	Single hole	2-120	1-110	10-2000
(inner core)	Double holes	1-10	0.4-2	10-2000
	Four holes	2-10	0.5-2	10-2000