Meltolit 9730 Metal paste
Copper-alloyed soft solder metal paste for copper, copper alloys, steel and stainless steel used mainly in HVAC and refrigerant industry but also for car body work Working temp: 250-350°C
Free flowing alloy that is less sensitive against athmospheric dryness than the other alloys. Better for long and tight joints.
Melting range: 980-1038°C