– cte adapted to Silicon
– for anodic bonding
– standard or enhanced MDF (micro-damage-free) polishing
– high chemical resistance and thermal stability
Featured Products
QUARTZ WAFERS
– very low OH and low trace metal content
– good chemical purity
– very high heat resistance
– surface roughness (Ra) < 0.5 nm
– transmission > 80% @ 200 nm
– transmission > 90% from 225 nm to 2600 nm
FUSED SILICA WAFERS
– full synthetic material
– very low trace metal content
– high heat resistance
– surface roughness (Ra) < 0.5 nm
– transmission > 80% @ 185 nm
– transmission > 90% from 200 nm to 2000 nm
ALKALINE FREE WAFERS
– alkaline free Glass
– cte adapted to Silicon
– no heavy metasl (as arsenic, antimony, barium or halides)
– low fluorescence
– excellent thermal properties
– high chemical resistance
SILICON ON GLASS WAFERS (SOG)
– crystalline Silicon layer
– thick insulation layer or thick Silicon layer
– permanently bonded Silicon/Glass compound
– minimum single layer thickness down to 20 µm
– overall thickness down to 250 µm
General properties
- various types of Glass and Quartz
- manufactured to custom specifications
- standard SEMI / JEIDA specifications from 2” to 300 mm
- panel size and custom diameter
- thickness from 200 µm to 2 mm
- low thickness tolerance and ttv (total thickness variation)
- high surface quality (surface roughness (Ra) max. < 1nm)
- large scale manufacturing available
Applications
If you have a product idea or a project please do not hesitate to contact us!
In urgent need of stock products?
Wafer Universe offers a wide rangeof high-quality wafers from Glass and Quartz – available off the shelf. At Wafer Universe you will find a wide selection of various sized wafers in different diameters and thicknesses as well as materials, including Borosilicate Wafers (with regular or enhanced MDF polishing), Alkaline free glass wafers and Quartz wafers (semiconductor grade quartz).
