SG-683K is a low fire sealing glass designed to seal alumina substrates to alumina substrates. It fires out to a clear transparent material. SG-683K has been specially formulated to provide a dense, pore free hermetic seal.
Key Features
Thermal expansion matched to Al2O3 Dyed paste for easy visual inspection Provides strong pore free seal
Viscosity
100 – 180 Kcps, Brookfield, SC4-14 spindle and 6R utility cup at 10 rpm, 25 °C
Coverage
Coverage
Storage and Paste Preparation
store in a dry, cool (5 – 25 °C) and dark place with container tightly shut
Warranty
6 months
Printing Parameters
165 – 200 mesh stainless steel screen 0.5 mil emulsion
Printing Speed
Drying Temperature
150 ºC for 10 minutes
Process Temperature (TDS)
600 – 650 ºC peak temperature 5 – 10 minutes at peak