Yttrium Oxide (Yttria) Powder (Y2O3)

Yttrium Oxide Powder (Yttria) Designations:
a) Chemical Name: Yttrium oxide

b) Chemical Formula: Y2O3

c) Hill System Formula: O3Y2

Yttrium Oxide Powder (Yttria) General Description:

A refractory material. It has thermal expansion less than that of alumina, magnesia and zirconia. Soluble in acids, but only slightly soluble in water.

Yttrium Oxide Powder (Yttria) Typical Chemical Purities Available:
Various purities available between 99.9% and 99.9999%

Yttrium Oxide Powder (Yttria) Typical Granulations Available:
a) Tablets, pieces, and various powder granulations are available

b) Powder is available as fine as nanoparticles

Yttrium Oxide Powder (Yttria) Typical Physical Constants:
Molar Mass (g/mol.)
225.81

Crystal Structure
cubic

Density (g/cm3)
5.03

Specific Gravity
5.0

Solubility In Water
Insoluble

Melting Point (°C)
~2690°C; 2439°C

Boiling Point (°C)
4300

Thermal Conductivity @20°C (cal/s-cm-°C)
0.12- 0.08

RTECS Number
ZG3850000

EC Number
215-233-5

Coordination Geometry
octahedral

Color
white

Yttrium Oxide Powder (Yttria) Typical Applications:
Coating crucibles, tuyeres and nozzles for improved resistance to molten titanium and metals prepared by rapid solidification.

Yttrium Oxide Powder (Yttria) Packaging Options:
50 kgs net in a sealed poly bag inside a plastic pail.

Synonyms
yttria powder (Y2O3), yttrium oxide powder (Y2O3), yttrium(III) oxide, diyttrium trioxide, yttrium sesquioxide, CAS# 1314-36-9