The Brownells No.4 comet flux is a premium flux designed specifically for compatibility with Brownells Hi-Force 44 solder. It efficiently eliminates oxides from metal surfaces, ensuring a clean and robust bond during soldering. This flux is appropriate for use with a variety of metals, including steel, stainless steel, nickel, brass and copper. Its use prevents the formation of black oxide, thereby reducing cleanup time and improving the overall quality of the soldered joint.

• Efficient oxide removal - guarantees clean metal surfaces to achieve optimal solder adhesion
• Inhibits black oxide formation - streamlines post-soldering maintenance by significantly reducing the need for extensive cleanup procedures
• Multi-metal compatibility - engineered for seamless integration with diverse metal substrates, including ferrous alloys like steel and corrosion-resistant stainless steel