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PBN Crucibles for Precision Application

Pyrolytic Boron Nitride Crucible can withstand high temperatures in a high vacuum environment. It has excellent thermal conductivity, corrosion resistance, and electrical resistance.

MG4431 Dense Magnesium Oxide Ceramics

Catalog No. MG4431
Material MgO
Content >99.0%
Bulk Density 3.44 g/cm3

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MG4431 Dense Magnesium Oxide Ceramics

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Dense Magnesium Oxide Ceramics Description

Dense Magnesium Oxide Ceramics are used as a refractory under severe conditions because their melting point (3098K) is the highest in the oxide. Magnesium Oxide is superior in corrosion resistance in molten metal. Magnesium Oxide Ceramics can be used for a lot of metals compared with Aluminum Oxide Ceramics.

Dense Magnesium Oxide Ceramics Specifications

Chemical Composition (%)

MgO	96.5
CaO	0.50
SiO₂	0.10
Al₂O₃	0.55
Fe₂O₃	0.06
B₂O₃	0.002
Y₂O₃	2.00

Physical Properties

Category	Value
Bulk density (g/cm³)	3.44
Apparent porosity (%)	0.10
Water absorption (%)	0.03
Three point bending strength (MPa)	123
Thermal expansion coefficient (10^-6·K^-1)	13.9
Thermal conductivity (W·m^-1·K^-1)	46.3
Specific heat (J·kg^-1·K^-1)	990

Dense Magnesium Oxide Ceramics Application

Dense Magnesium Oxide Ceramics can be used to manufacture crucibles for metal melting and tools for Sintering Ceramics. They can be used for heat treatment of nickel alloys, plutonium/uranium refining, superconductor materials, piezoelectric materials, and lead materials.

Dense Magnesium Oxide Ceramics Packaging

Our Dense Magnesium Oxide Ceramics are carefully handled during storage and transportation to preserve the quality of our product in its original condition.