Experience excellence in Technical ceramic with Jyoti Ceramic Industries

With over 50 years of expertise, Jyoti Ceramic Industries is a leading name in the world of technical ceramics. Our dedication to innovation and quality has made us a trusted name in the industry, providing precise and excellent solutions for diverse needs.

Alumina Oxide Tubes & Rods : Precision for Your Needs

At Jyoti Ceramic Industries, we offer a wide range of Alumina Oxide tubes and rods, ideal for manufacturing resistors. Known for their excellent properties, Alumina Oxide materials provide high electrical insulation, mechanical strength, chemical resistance, high thermal conductivity and uniform heat dissipation. These properties of ceramic allows the cores of these resistors to endure low to moderate power electrical current flowing through them without overheating and becoming damaged. Thus making them the top choice for technical ceramic components.

Duralox 92W : Excellence in Ceramics

Duralox 92W is a ceramic composition made of 92-92.5% alumina oxide and a small amount of silica. This unique mix offers excellent electrical, mechanical, thermal, and chemical properties. Its high alumina content ensures superior durability and corrosion resistance.

Duralox 96W : Superior Purity and Performance

Duralox 96W contains ≥96% alumina oxide with minimal silica. This ceramic composition is exceptionally pure, offering outstanding mechanical, electrical, thermal, and chemical properties. Its high alumina concentration ensures remarkable strength and wear resistance, making it ideal for demanding applications.

Efficiency and Reliability

Efficiency is key at Jyoti Ceramic Industries. Our modern facilities allow us to quickly move from prototype development to high-volume production without compromising on quality. Our streamlined processes and stringent quality controls ensure every product meets the highest standards.

Duralox Tubes and Rods

Craftsmanship in Manufacturing

Our tubes and rods are carefully manufactured from special Alumina ceramic 92 and 96% compositions. Using advanced techniques like high-pressure extrusion and isostatic pressing, we ensure uniformity and precision in various sizes. Each component is then precisely machined and sintered at high temperatures to ensure best performance and durability.

Experience the Jyoti Advantage

Join our many satisfied clients who have experienced the Jyoti advantage. Whether you need custom solutions or standard components, trust Jyoti Ceramic Industries to deliver excellence every time.

DURALOX 92W Advantages :

  • Chemically inert, Non-Porous, Non-Toxic, Gas tight.
  • High Toughness & Hardness.
  • Non-magnetic, non-radioactive.
  • Low Thermal Expansion.
  • High Volume resistivity.
  • High Di-electric Constant.

DURALOX 96W Advantages :

  • Chemically inert, Non-Porous, Non-Toxic, Gas tight.
  • Excellent Mechanical Strength & Hardness.
  • Non-magnetic, non-radioactive.
  • Low Thermal Expansion in a wide temperature range.
  • Good Thermal conductivity.
  • Can withstand high operating temperatures.

DURALOX 92W

Chemical Property
Al2O3 ≥ 92 %
SiO2 2 - 4 %
Others 1 - 4 %
Physical Property
Colour White
Surface Finish Smooth
Density 3.67 ± 0.05 g/cm3
Porosity Nil
Water absorption 0 %
Hardness on Moh’s scale 9 +
Hardness on Vicker’s scale 1250 Hv5
Flexural strength 3 P.B. (@ Room Temperature) 400 MPa
Compressive Strength (@ Room Temperature) 2000 MPa
Young's Modulus 280 GPa
Thermal Properties
Co efficient of Linear Thermal expansion 7.6 x 10-6/0C
Thermal Shock resistance (Down Shock) 140 - 170 0C
Thermal Conductivity (@ Room Temperature) 23 W/m K
Max Temperature of use (No Load condition) 1400 0C (2552 0F>
Electrical Properties
Dielectric Strength (@ Room Temperature) 20 kV/mm
Dielectric Constant (@ Room Temperature @1MHz) 8
Dissipation Factor (@ Room Temperature @ 1MHz) 0.0004
Volume Resistivity > 1014Ω.cm

DURALOX 96W

Chemical Property
Al2O3 ≥ 96 %
SiO2 2 - 3 %
Others 0.5 - 2.0 %
Physical Property
Colour White
Surface Finish Smooth
Density 3.85 ± 0.05 g/cm3
Porosity Nil
Water absorption 0 %
Hardness on Moh’s scale 9 +
Hardness on Vicker’s scale 1525 Hv5
Flexural strength 3 P.B. (@ Room Temperature) 450 MPa
Compressive Strength (@ Room Temperature) 2200 MPa
Young's Modulus 320 GPa
Thermal Properties
Co efficient of Linear Thermal expansion 7.9 x 10-6/0C
Thermal Shock resistance (Down Shock) 140 - 170 0C
Thermal Conductivity (@ Room Temperature) 24 W/m K
Max Temperature of use (No Load condition) 1550 0C (2822 0F>
Electrical Properties
Dielectric Strength (@ Room Temperature) 20 kV/mm
Dielectric Constant (@ Room Temperature @1MHz) 8.5
Dissipation Factor (@ Room Temperature @ 1MHz) 0.0003
Volume Resistivity > 1014Ω.cm

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Duralox Tubes & Rods
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