Lucas-Milhaupt is showing its Sil-Fos 15 Rings designed for brazing copper tubular components for HVACR installation applications. The rings use a calculated alloy volume for use with standard size ...

The best clearance between the two metal parts being brazed is a close one - usually .001 inch to .003 inch, and generally not more than .005 inch. If the clearance is smaller than .001 inch, there ...