SCHOTT AS 87 eco

Ultra-thin aluminosilicate glass

Description

SCHOTT AS 87 eco is an ultra-thin aluminosilicate glass platform for applications needing strength, durability and optical clarity in thin glass formats.

Attribute	Value
Process	Precision cutting; thin-glass handling; chemical strengthening; CNC fabrication; coating; screen printing
Features	Ultra-thin; aluminosilicate; chemically strengthenable; durable; optical quality
Substrate(s)	Ultra-thin aluminosilicate glass
Color	Clear
Transmission Range (nm)	200 - 2800 nm
Refractive Index	1.5151
Sheet Length - Max (mm)	500mm
Sheet Width - Max (mm)	400mm
Knoop's Hardness kg/mm²	500/560*
Softening Point °C	872°C
Annealing Point °C	633°C
Strain Point °C	594°C
Transformation Temperature (Tg) °C	621
CTE (Coefficient of thermal expansion) α in 10-6 · K-1 (20°C; 300°C)	9.2
Specific Heat Capacity (Cₚ) kJ/(kg·K) (20–100°C)	500
Thermal Conductivity (ʎ) W/(m·K) (90°C)	0.937
Photoelastic Constant (nm/cm/MPA)	29
Can be strengthened?	Yes

Advantages

Chemically strengthenable
excellent optical quality
high mechanical strength
thin glass capability

Applications

cover glass
electronics
ruggedized displays
Sensors
thin protective windows

Industries

Industrial
Information Displays
Medical & Biomedical
Semiconductor & Micro-Electronics