Borosilicate tubes are known for their outstanding physical and thermal properties, ideal for high-performance technical applications.

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Key Specifications:

• Thermal expansion coefficient: 3.25 × 10⁻⁶ K⁻¹ (20–300°C)

• Key temperatures:

  • Transformation: 530°C

  • Working: 1270°C

  • Short-term use: 500°C

• Density: 2.23 g/cm³

• Modulus of elasticity: 63 × 10³ N/mm²

• Thermal conductivity: 1.16 W/m·K (at 90°C)

Electrical & Optical Properties:

• Electrical resistivity (at 250°C): 10⁷.⁹ Ω·cm

• Refractive index: 1.473

• Dielectric constant: 4.7

Applications:
Designed for demanding thermal, electrical, or chemical environments, borosilicate glass offers long-lasting performance and reliability.