... in the industries of refrigerating, refrigerator making, air-conditioning, motor making, ornaments making, electric article making ... , a littleHigher melting point. Use for copper and copper alloyParts, suitable for air Conditioning,refrigerator, evaporator, heatExchanger and water heater ... 5-7.5balance640680Low melting point,Easy flowUse for copper and copper partsOf water heater, water fountain,Fuel ...