C4727 is a Ag/Pt conductor, designed for low cost applications. C4727 is a member of Heraeus’ conductors with excellent fired film density, high conductivity, good solder leach resistance, excellent solder acceptance and is aluminum wire bondable.
Key Features
Excellent fired film density Good Al wire bond adhesion (initial and aged)
Metal
AgPt
Viscosity
160 – 220 Kcps Brookfield HBTSC4 –14 spindle, 6R cup at 10 rpm, 25°C
Printing Parameters
230 – 325 mesh stainless steel screen 0.5 mil emulsion
Drying Temperature
150 °C for 10 minutes
Process Temperature (TDS)
850 °C peak temperatureDwell time of 10 – 12 minutesTotal cycle time 36 – 60 minutes