APEX® Glass is a photosensitive glass-ceramic material ideally suited for the microstructuring of precision features.  APEX® Glass is ideally suited for a number of markets including RF signal conditioning, IC packaging, life science, and integrated photonics.  APEX® Glass is produced and sold exclusively by 3D Glass Solutions, Inc.

Physical Properties

APEX® Glass is an Alumino-silicate glass with a medium coefficient of thermal expansion ideally positioned between silicon (3ppm/K) and copper (17ppm/K).  APEX® Glass also has a high glass transition temperature enabling an elevated post-processing thermal window for downstream microfabrication needs.

Description Specification
Coefficient of Thermal Expansion 10ppm/K
Glass Transition Temperature (Tg) 452 C
Density 2.35 g/cm3
Young's Modulus 80 GPa
Thermal Conductivity 1.5 W/mK

Electrical Properties

APEX® Glass is used extensively for a number of microwave and RF applications.  Leveraging APEX® Glass' electrical characteristics with advanced manufacturing and designs is only possible with photo-definable glasses enables electronic structures with very high Q, low loss, with greater data transfer rates at lower power consumption.

Description Specification
Electrical Resistivity 10˄12 ohm-cm
Frequency (GHz) 0 - 20
Loss Tangent 0.0102
Dielectric Constant 6.4

Optical Properties

APEX® Glass is an ideal material for a number of photonics and optoelectronic applications.  Combine APEX® Glass'  electrical integration and optical properties to create small and powerful optics systems.

Specification Glass Ceramic Note
1550nm 93% 82% Tested with 1mm thick samples.

RI Glass Ceramic Precipitate
532nm 1.5283 1.5293 1.5260
633nm 1.5238 1.5249 1.5216
986nm No Data 1.5166 1.5137
Abbe Number 63.8988

For additional information on APEX® Glass technical specifications, process capabilities, and applications, please contact us.