Bubble Zirconia

Want to keep this datasheet? Save it now in your required format

Description

GNPGraystar’s Fused Calcia-Stabilized Bubble Zirconia is excellent for refractory applications due to its thermal shock resistance and chemical stability.

This material data has been provided by GNPGraystar Specialty Materials.

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

General

PropertyValueComment

Bulk density

1.2 - 1.3 g/cm³

Show Supplier Material materials with Bulk density of 1.2 - 1.3 g/cm³

ANSI B74.4

Density

5.6 g/cm³

Show Supplier Material materials with Density of 5.6 g/cm³

5.7 g/cm³

Show Supplier Material materials with Density of 5.7 g/cm³

Mechanical

PropertyValueComment

Hardness, Knoop, HK2

1160 [-]

Show Supplier Material materials with Hardness, Knoop, HK2 of 1160 [-]

Knoop (100)

Hardness, Mohs

6.5 [-]

Show Supplier Material materials with Hardness, Mohs of 6.5 [-]

Thermal

PropertyValue

Melting point

2550.0 °C

Show Supplier Material materials with Melting point of 2550.0 °C

Chemical properties

PropertyValueTesting StandardComment

Aluminium

0.8 %

Show Supplier Material materials with Aluminium of 0.8 %

ANSI B74.14

Al₂O₃

Calcium

3.8 %

Show Supplier Material materials with Calcium of 3.8 %

ANSI B74.14

CaO

Iron

0.05 %

Show Supplier Material materials with Iron of 0.05 %

ANSI B74.14

Fe₂O₃

Silicon

0.4 %

Show Supplier Material materials with Silicon of 0.4 %

ANSI B74.14

SiO₂

Titanium

0.1 %

Show Supplier Material materials with Titanium of 0.1 %

ANSI B74.14

TiO₂

Zirconium

94.85 %

Show Supplier Material materials with Zirconium of 94.85 %

ANSI B74.14

ZrO₂+HfO₂

Technological properties

Property
Application areas

GNPGraystar’s Fused Calcia-Stabilized Bubble Zirconia is used in the production of lightweight refractory bricks and castables, as loose bulk backup insulation for high temperature induction and nitriding furnaces, and other applications that require high temperature usage, rapid heating and cooling, and chemical stability.

Color

Yellow

Crystal structure

Cubic & Monoclinic Mixture

Other

Various sizes available. Custom sizes are also availble upon request.