... Brazing Powder is white powder,strong activity. 1,The High-class Copper Brazing Powder is white powder,strong activity.2,In ... the range of 850~1150°C ,the High-class Copper Brazing Powder cooperates with copper base brazing,copper alloys ... to the flame,induction and other welding methods.4,The High-class Copper Brazing Powder are widely used in refrigeration,air-conditioning ...