Transmission:                                   Dielectric Constant:                        Electrical Resistivity:                     Thermal Expansion Coefficient:  Thermal Conductivity:                   Viscosity:                                         Index of Refraction:

Quartz glass is a unique material thanks to its high purity level of SiO2 and to its extraordinary mechanical, electrical, thermal, chemical and optical properties.

These characteristics are appreciated in numerous high level applications and this is why quartz glass is employed in many industrial sectors such as the semiconductor, optical fibre, chemical, metallurgic and electrical heating and lighting industries and laboratories.

To satisfy the customer requirements, Helios Italquartz can use many kinds of raw material and different production and fabrication methods:

- Electric continuous fusion method
- Electric vacuum two step fusion method
- Flame fusion process
- Electric cylinder fusing way