Zircon Sand

CAS Number: 14940-68-2

Molecular Formula: O4SiZr

About Zircon Sand

Zirconium silicate (CAS 14940-68-2) remains a vital feedstock for the North American high-performance ceramics and investment casting sectors, where its exceptional opacity and thermal stability at temperatures exceeding 1,500°C drive demand for premium grade refractory materials. As the United States pivots toward sec...

Zircon Sand Specifications

CAS Number

14940-68-2

Molecular Formula

O4SiZr

Molecular Weight

187.34

IUPAC Name

zirconium(4+) silicate

Canonical SMILES

[O-][Si]([O-])([O-])[O-].[Zr+4]

InChI Key

GFQYVLUOOAAOGM-UHFFFAOYSA-N

InChI

InChI=1S/O4Si.Zr/c1-5(2,3)4;/q-4;+4

EINECS Number

239-019-6 (Zirconium silicate)

MDL Number

MFCD00011550

HSN No

26151000

CAS Number

14940-68-2

Molecular Formula

O4SiZr

Molecular Weight

187.34

IUPAC Name

zirconium(4+) silicate

Canonical SMILES

[O-][Si]([O-])([O-])[O-].[Zr+4]

InChI Key

GFQYVLUOOAAOGM-UHFFFAOYSA-N

InChI

InChI=1S/O4Si.Zr/c1-5(2,3)4;/q-4;+4

EINECS Number

239-019-6 (Zirconium silicate)

MDL Number

MFCD00011550

HSN No

26151000

Molecular Weight

187.34

Melting Point (Experimental)

2600°C

Density (Experimental)

4.6-4.7 g/cm³

Hazard Classes and Categories

Not Classified

GHS Hazard Statements

H315 (24.1%): Causes skin irritation H319 (24.1%): Causes serious eye irritation H332 (24.1%): Harmful if inhaled H335 (24.1%): May cause respiratory irritation

Precautionary Statement Codes

P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Ceramics Industry

An opacifier and whitening agent used in the production of floor tiles, wall tiles, sanitary ware, and glazes to enhance whiteness, hardness, and abrasion resistance

Foundry Industry

A primary refractory material used for face coats in precision investment casting and as a molding material in sand casting due to its high thermal stability and resistance to molten metal erosion

Refractory Industry

A raw material used to manufacture refractory bricks, furnace linings, and mortars that maintain strength and chemical resistance at high temperatures

Glass Industry

A stabilizing agent added to glass formulations to improve thermal and chemical stability and used in older CRT and plasma screens to absorb X-rays

Zirconium Chemicals and Metal Production

A precursor for the production of zirconium dioxide, zirconium chemicals, and zirconium metal used in nuclear fuel cladding and chemical processing equipment.