Tungsten Lanthanum Oxide Zirconium Oxide (WLZ)

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Description

Tungsten is doped with lanthanum oxide and zirconium oxide to obtain high creep resistance coupled with a low electron work function. WLZ has very good ignition properties and remains stable even at extremely high temperature ranges.

This material data has been provided by Plansee.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

Properties

Chemical properties

PropertyValueComment

Lanthanum

2.5 %

Show Supplier Material materials with Lanthanum of 2.5 %

as La₂O₃

Tungsten

balance

Zirconium

0.07 %

Show Supplier Material materials with Zirconium of 0.07 %

as ZrO₂

Technological properties

Property
Application areas

WLZ is an excellent material for cathodes used in high-load environments.