... Flux Paste -WhiteProduction UsageSilver brazing paste can work together with silver based brazing filler metals on copper, copper alloy, stainless ... , compressors for air condition, gas heat water heater, stainless vacuum cups, motor, wiring, cut tool, glasses etc.FB102C-21650 –870 ... and copper. Current application is brazingrefrigerator tube, glasses, vacuum cups, hydrant, valve, hardware and so on.