Product Description: boron nitride electrode insulation
Material: boron nitride
Structure: hexagonal crystal
Density: 1.6-2.0 g / cm³
Bending strength: 60MPa
Heat Resistance: 1800 ºC -2000 ºC
Use: vacuum sintering furnace
Features:
Good electrical insulation;
high thermal conductivity,
thermal shock resistance;
Low thermal expansion coefficient;
stable thermal expansion coefficient
Size: Φ85 * Φ58 * H108 / Φ85 * Φ40 * H96 (can be customized)
TECHNICAL PROPERTIESType99BNCBNABNZBNMainContentBN>99%BN>98.5%BN+AlNBN+ZrO2BinderB2O3CaB2O6ALBO3B2O3Density(g/cm3)1.95-2.02.0-2.12.62.95FlexuralStrength(Mpa)30100200200CompressiveStrength(Mpa)100280350380ElectricalResistivity(ohm.cm)>10^14>10^13>10^14>10^12Max.WorkingTemp.(°C)air9009009001000inertgas2400240021001800vacuum2200220019001800ThermalConductivity(W/m.K)20355030ExpansionCoefficient25-1000°C(10^-6/K)1.524.52.5