The "flame and scrape" method is a standard practice for maintaining metal queen excluders to ensure they are free of disease and wax buildup.
: Apply a direct flame (usually from a blowtorch) to the metal surface until wax and propolis melt or char. Flame Scrape.rar
: This process is specifically noted as "flame/scrape compatible" for metal excluders, which can last for over a decade with this type of care. DIY & Industrial Applications The "flame and scrape" method is a standard
: In metal fabrication, "flame and scrape" refers to keeping an eye on the oxy-fuel flame and scraping off "slag" (oxidized metal) that can prevent the torch from piercing the material cleanly. Flame Scrape.rar