Custom Alumina Ceramic Tube For Thermocouple Protection And High Temperature Applications

99.5%, 99% And 95% Alumina Ceramic Tubes Customized For Thermocouple Protection Industrial Furnaces And Electrical Insulation

High Purity Alumina

Precision Machining

Export Worldwide

99.5%, 99% And 95% Alumina Ceramic Tubes Customized For Thermocouple Protection Industrial Furnaces And Electrical Insulation

Our Alumina Ceramic Tube Solutions

High purity alumina tube with excellent insulation, mechanicalstrength and thermal stability.

One end closed design for thermocouple protection in harsh high temperature environments.

99.5% high alumina tube with higher purity, better corrosion resistance and longer service life.

Two-hole, three-hole andmulti-porous structures forwiring, gas flow or insulationapplications.

Artículo	Unidad	99.7% Al₂O₃	99% Al₂O₃	95% Al₂O₃
Pureza	%	99.7	99	95
Densidad	g/cm³	3.9	3.89	3.6
Porosidad	%	0	0	0
Firing Temperature	℃	1800	1700	1680
Dureza	HV	1700	1600	1500
Resistencia a la flexión	Kgf/cm²	3500	3500	3000
Resistencia a la compresión	Kgf/cm²	30000	30000	25000
Resistencia a la fractura	MPa·m½	4	3.8	3-4
Temperatura máxima de funcionamiento	℃	1700	1600	1450
Expansión térmica	cm/cm/℃	8×10⁻⁶	8×10⁻⁶	8×10⁻⁶
Conductividad térmica	W/m·K	27	25	22
Resistividad volumétrica	20℃	10¹²	10¹²	10¹²
	100℃	10¹³	10¹³	10¹³
	300℃	10¹²-10¹³	10¹²-10¹³	10¹²-10¹³
	(ohm·cm)	10¹²	10¹²	10¹⁰
Rigidez dieléctrica	Voltios/mil	220	216	210