Direct contact with molten glass, higher strength at elevated temperature .
Basic Composition: Pt 90%, Rh 10%
Temperature Limits: 1700 ° C
Density: 20.00 g/cm³
Melting Range: 1840 to 1870
Coefficient of Expansion: 8.6 x10-6 / ° C
Thermal Conductivity: 31 W/m ° C at 20 ° C