High Purity Alumina Rod for Industrial Use

• High Purity Composition – Manufactured using premium-grade material, this High Purity Alumina Rod offers excellent mechanical strength and consistent performance in demanding industrial applications.
   
• Exceptional Hardness & Strength – High compressive strength and superior hardness ensure outstanding durability under heavy load and stress conditions.
   
• Excellent Wear Resistance – Ideal for high-friction environments, reducing maintenance frequency and extending service life.
   
• Superior Thermal Stability – Performs reliably at elevated temperatures with excellent dimensional stability and heat resistance.
   
• Outstanding Electrical Insulation – Provides excellent dielectric properties, making it suitable for electrical and electronic applications.
   
• Chemical & Corrosion Resistance – Resistant to most acids, alkalis, and harsh chemicals, ensuring long-term reliability in aggressive environments.
   
• Precision Engineered Finish – Uniform diameter, smooth surface finish, and tight tolerances ensure consistent quality and easy integration into assemblies.

Feature	Details
Product Name	Alumina Rod
Material	High Purity Aluminum Oxide (Al₂O₃) Ceramic
Target Application	High Purity Alumina Rod for industrial and technical use
Purity	99% – 99.9% Al₂O₃
Density	3.8 – 3.9 g/cm³
Hardness	9 Mohs (High Wear Resistance)
Flexural Strength	300 MPa
Compressive Strength	2000 MPa
Operating Temperature	Up to 1600°C
Thermal Conductivity	20–30 W/m·K
Electrical Resistivity	Excellent Insulation Properties
Diameter Range	1 mm – 100 mm (Custom sizes available)
Length	Customizable as per requirement
Surface Finish	As-sintered / Precision Ground / Polished
Color	White / Ivory
Applications	Electrical insulation, Furnace components, Semiconductor equipment, Wear-resistant parts, Structural ceramic components
Storage	Store in dry environment; handle carefully to avoid mechanical impact

1. What is a high purity alumina rod?
A high purity alumina rod is a cylindrical ceramic component made from aluminum oxide (Al₂O₃) with purity levels typically ranging from 99% to 99.9%, offering excellent mechanical strength and thermal resistance.

2. What are high purity alumina rods used for?
High purity alumina rods are widely used in electrical insulation, semiconductor equipment, thermocouple protection tubes, furnace components, and high-temperature industrial applications.

3. What purity levels are available in alumina rods?
Common grades include 95%, 99%, 99.5%, and 99.9% alumina. Higher purity alumina rods provide better corrosion resistance, higher temperature stability, and improved electrical insulation.

4. What temperature can a high purity alumina rod withstand?
High purity alumina rods can typically withstand temperatures up to 1600°C–1700°C depending on the specific grade and operating environment.

5. Is high purity alumina rod electrically insulating?
Yes, alumina rods have excellent dielectric properties, making them ideal for electrical and electronic insulation applications.