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Alumina Rod
Our Alumina Rods are a selection of high-purity alumina ceramic rods with 53 variations to choose from. These rods boast high hardness, exceptional electrical insulation, and superior resistance to wear and corrosion. Their distinctive properties make Alumina Rods popular across a multitude of scientific and industrial purposes, including applications like electrical insulators, wear-resistant components and crucibles for molten metal processing. This versatile ceramic range of rods promotes innovation across a wide array of industries and disciplines.
Formula: Al₂O₃
Percentage Purity: 99%
Diameter: 12.7mm
Length: 1000mm
CAS Number: 1344-28-1
UOM Code: 275-895-84
Legacy Code: AL607978
Distributor Code: GF27589584
Percentage Purity: 99%
Diameter: 12.7mm
Length: 1000mm
CAS Number: 1344-28-1
UOM Code: 275-895-84
Legacy Code: AL607978
Distributor Code: GF27589584
SKU: 1000023855
Product Code: AL60-RD-000178
Tolerances
Rod
| Diameter | +20% / -10% |
|---|
Tolerances
Rod
| Diameter | +20% / -10% |
|---|
$1,069.65
each
- Buy 5 for $866.41 each and save 19%
- Buy 10 for $791.54 each and save 26%
No Minimum order
Free technical support
*Free delivery worldwide
Material Properties for Ceramics
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Good |
| Acids - dilute | Good |
| Alkalis | Good |
| Halogens | Good |
| Metals | Good |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant | 9-10.1 |
| Dielectric strength( kV mm⁻¹ ) | Oct-35 |
| Volume resistivity( Ohmcm ) | >10¹⁴@25 |
Physical Properties
| Element | Value |
|---|---|
| Apparent porosity( % ) | 0 |
| Water absorption - saturation( % ) | 0 |
| Density( gcm⁻³ ) | 3.9 |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 2100 |
| Upper continuous use temperature( C ) | 1700 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 850-900@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 26-35@20°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 8@20-1000°C |
Mechanical Properties
| Element | Value |
|---|---|
| Tensile modulus( GPa ) | 300-400 |
| Hardness - Knoop( kgf mm⁻² ) | 2100 |
| Hardness - Vickers( kgf mm⁻² ) | 1500-1650 |
| Shear strength( MPa ) | 330 |
| Tensile strength( MPa ) | 260-300 |
Pultrusions
| Element | Value |
|---|---|
| Compressive strength( MPa ) | 2200-2600 |
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