Little Metal Foxes
Adding Gold: Keum-boo with Julia Lowther, Aug 31
Adding Gold: Keum-boo with Julia Lowther, Aug 31
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Sunday, August 31, 2025
2:00 - 5:00 pm, PDT
Instructor: Julia Lowther
Keum-boo (also Geumbu, Kum-Boo or Kum-bu meaning "attached gold") is an ancient Korean gilding technique used to apply thin sheets of gold foil to silver. Possible examples of this technique have been dated to the second half of the first millennium B.C. and from the early first millennium A.D.
Traditionally, this technique is accomplished by first depleting a surface of sterling silver to add a thin layer of fine silver. Next, a piece of 24-carat gold foil is permanently applied to the surface with heat and pressure.
Students will learn Keum-boo through demonstrations and may produce a piece as an example of the technique. Students should be at an intermediate level, but all levels are welcome.
Skill Level: Beginner/Intermediate
All classes include the video recording, which you will have access to for 60 days after the class. The Zoom link, handouts, video(s), and other important information can be found by clicking on the individual class link on the "My Courses" page. The Zoom link and handout (if any) will be available 24 hours before the class starts.
You also get 1 free session of Open Studio Access (OSA) in the month following your class, the Zoom link can be found on the course video access page.
The class supply list is below and contains links to buy the supplies you need.
Supply List for Students
Use the links below to purchase any supplies you don't already have for your class. This site may contain Amazon and other affiliate links. If you purchase something through the link, at no cost to you, we may receive a small commission on qualifying purchases.
Recommended Supplies:
- Kum-boo foil (23.5K yellow gold) - 623013
- A finished piece of work in sterling or fine silver (ALL soldering completed, but stones not set!) TIP: Just learning? Start with a flat or nearly flat piece with little or no texture.
- Tracing paper (Amazon)
- Baking soda
Recommended Tools:
- Electric hot plate (Amazon)
- 22ga brass sheet - 130122 (6” square, to cover the electric coil on the hot plate)
- Universal shears - 111253
- Surface thermometer (wood stove) (Amazon)
- Joyce Chen Unlimited scissors (Amazon)
- EC Lyons : Burnisher/Scraper Combo Etching Tool (Amazon)
- Burnisher - agate - 111362
- Heat resistant gloves (Amazon)
- Long utility tweezers - 115100
- Fine point tweezers - 115018
- Wooden chopstick or skewer
- Torch & soldering area
- Pickle (sodium bisulfate) & pickle pot
- Brass brush -113172
- Loupe - 113780
- Patina - Liver of Sulfur gel - 331033
- Polishing cloth - 337039
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