Hobbies & Crafts
175,446 views
25 min · 3 min read
7 steps
Advanced

How to make a beginner stained glass suncatcher using copper foil method

Making a stained glass suncatcher with the copper foil method is a fun, low-cost project that teaches cutting, grinding, foiling, and soldering. In a single afternoon you can make a 6–8 inch piece that catches light and brightens a window. Follow these clear steps and safety tips to get good results even if you’re a complete beginner.

Verified by pleasexplain editors
  1. Step 1: Choose a simple pattern

    Pick or draw a pattern no larger than 6–8 inches with 6–10 pieces and gentle curves rather than intricate details. Simpler shapes make cutting and fitting easier for a beginner and reduce the chance of breakage during grinding.

    [Illustration: paper pattern with 6–10 simple pieces, pencil and ruler nearby on a table]

  2. Step 2: Select glass and tools

    Buy 1–3 small sheets of 96 COE stained glass (12x12 inches) and copper foil tape (7–9 mm wide), 60/40 solder, flux, a handheld glass cutter, running pliers, a grinder, and a low-temperature soldering iron (25–60W). Using 96 COE glass ensures compatibility if you later add pieces; a 25–60W iron gives enough heat control for beginners.

    [Illustration: assorted colored glass sheets, copper foil roll, soldering iron, grinder and glass cutter arranged neatly]

  3. Step 3: Transfer and cut pattern pieces

    Trace each pattern piece onto glass with a permanent marker and score along the lines with steady pressure using a glass cutter; expect 30–90 seconds per piece. Use running pliers to snap the scored glass and leave about 1–2 mm room for grinding to the exact shape.

    [Illustration: hands scoring glass with cutter over a traced pattern, running pliers ready]

  4. Step 4: Grind edges to fit

    Use a grinder to smooth and refine each edge so pieces sit tightly against one another; spend 2–5 minutes per piece depending on shape. Proper grinding reduces gaps that make foiling and soldering easier and produces a neater finished seam.

    [Illustration: person wearing safety glasses using a bench grinder to refine glass edge]

  5. Step 5: Apply copper foil carefully

    Clean glass with alcohol, then wrap each edge with 7–9 mm copper foil, centering it so there’s equal foil on both sides; press the foil down and burnish firmly with a fid or plastic tool. Good adhesion and a smooth, wrinkle-free foil layer are critical for strong solder joints and a professional look.

    [Illustration: close-up of hand wrapping copper foil around glass edge and burnishing with a plastic tool]

  6. Step 6: Flux and tack-solder pieces together

    Brush a small amount of flux onto the foiled edges, align pieces on your pattern backing, and tack-solder corners with a 25–60W iron using thin 60/40 solder for 1–2 seconds per tack. Tacking holds the assembly in place for continuous seams and prevents movement while you solder longer runs.

    [Illustration: partially assembled glass suncatcher on pattern, soldering iron making a small tack joint]

  7. Step 7: Solder continuous seams and finish

    Run continuous solder beads along both front and back seams, holding the iron at about 650–750°F (340–400°C) or using a 25–60W iron, moving steadily to avoid overheating (about 5–10 seconds per 1 inch). After cooling, clean with warm soapy water, patina if desired, and attach a small loop of copper wire soldered at the top for hanging.

    [Illustration: completed solder seams being smoothed with soldering iron, finished suncatcher with hanging loop]


  • Work in a well-ventilated area and use a small fan to move fumes away from you when soldering.
  • Start with 6–10 pieces and large shapes; more pieces add complexity and time.
  • Keep a scrap glass bin for practicing cuts and grinding before working on your final pieces.
  • Use isopropyl alcohol and a clean cloth to remove oils before foiling; grease prevents foil from sticking.
  • Burnish foil firmly to avoid wrinkles; a smooth foil gives cleaner solder lines and uses less solder.
  • Practice heating and moving the soldering iron on a scrap joint to learn speed and angle before touching your suncatcher.

  • Always wear safety glasses when cutting or grinding glass to protect from shards and dust.
  • Use a respirator rated for glass dust when grinding and work with good ventilation to avoid inhaling particles and soldering fumes.
  • Be careful with the hot soldering iron and molten solder; use pliers or clamps and never touch heated metal. Burn risk and fire risk are real.
  • Keep glass pieces and tools away from children and pets; small shards and hot tools are hazardous.

Was this guide helpful?