Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace

$Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace$

$Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace$ $Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace$ $Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace$ $Alumina Ceramic Refractory Corundum Crucibles For Melting Furnace$

Categories	Alumina Ceramic Crucible and Tube
Brand	FOVO
Update Time	Nov 24,2024

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Detail Information

We specialize in producing 99.3% alumina crucibles and corundum tubes. The products are characterized by high hardness, high strength, high temperature resistance, corrosion resistance and good electrical insulation. It is widely used in electronic components, piezoelectric ceramics, varistor ceramics, semiconductors, etc.

Material	Unit	Al2O3 99%-99.3%
Density	g/cm ³	3.9
Flexural strength	MPa	292
Compressive strength	MPa	3300
Modules of Elasticity	GPa	340
Impact Resistance	MPam ^1/2	3.9
Weeper’s Coefficient	m	10
Vickers Hardness	HV0.5	1800
Thermal expansion coefficient	10 ^-6 K ^-1	5.0-8.3
Thermal Conductivity	W/mK	31
Thermal Shock Resistance	ΔT℃	250
Maximum Use Temperature	℃	1700
Volume Resistivity at 20℃	Ω	≥10 ¹⁴
Dielectric constant	KV/mm	20
Apparent Porosity	%	0
Dielectric Constant	ε r	10
Dielectric Loss Angle	tanδ	0.001
Dielectric Strength	KV/mm	20

Specification: 5ml 10ml 15ml 20ml 25ml 30ml 50ml 100ml 150ml 200ml-2500ml

Crucibles are supplied with lids or covers, if you need them, please tell us.