Cement/Putty and Whiting
If your preferred method of construction is the lead came, then you should cement or putty the window afterwards. If not, the glass pieces in the window will rattle in the lead channel cames.To absorb the oils and to clean the panel, spread the whiting on and then scrub off.
Fredrick Stained Glass stocks black back and regular (clear) back copper foil. Each is packaged in 36-yard rolls and vary in widths to accommodate your needs: 3/16″, 7/32″, 1/4″, 5/16″.
Lead Came Strips
We stock 3/16″ “H” channel and 7/32″ “H” channel. We have some miscellaneous assorted sizes as well.
Define and enhance your finished stained glass window or lamp by changing the silver color of the solder to a dark antique color. Another option is having the solder turned to a bright copper color. While wearing rubber gloves, simply rub on and wash off.
60/40 solder. What do the numbers mean? The first number, 60 percent, represents the amount of tin. The second number, 40 percent, represents lead.
For copper foil soldering this mixture assures you will have a smoother convex bead. I use it for all techniques; foil and lead channel. The eutectic point for 60/40 is 374 degrees.
Solder flux is a must. Without it, soldering is impossible. Solder flux is a water soluble solution that prepares the surface for soldering by removing the oxidation from the base metal, e.g. copper coil, lead channel, or zinc.
Zinc Outside Edging
To add support and strength to your panels, a zinc edging channel should be soldered to the perimeter.
We stock 1/8″, 3/16″, 1/4″, 3/8″, 1/2″, and 3/4″. They are available in 6-foot lengths. If your project is a circle I have a zinc bender that will round the zinc to your diameter.