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The earliest metal bells, with one found in the Taosi site, and four in the Erlitou site, are dated to about 2000 BCE. [1] By the 13th century BCE, bells weighing over 150 kilograms (330 lb) were being cast in China. After 1000 CE, iron became the most commonly used metal for bells instead of bronze.
School bell visible in St Johns School, Sydney, Australia (1872) Typical School bell in Austria (1978-2021) Sound of a School bell in Austria The ringing of a school bell announces important times to a school's students and staff, such as marking the beginnings and ends of the school day, class periods, and breaks.
Some small bells such as ornamental bells or cowbells can be made from cast or pressed metal, glass or ceramic, but large bells such as a church, clock and tower bells are normally cast from bell metal. Bells intended to be heard over a wide area can range from a single bell hung in a turret or bell-gable, to a musical ensemble such as an ...
Molten bronze would be poured and cooled. After the cast bell was removed from the mold, Revere and his employees would painstakingly clean, polish, and tune the bell by hand. After casting and polishing the bells, Paul Revere generally mounted his bells using a cast and then tuned the bells by removing metal from the interior of the bell.
Cannon made of bell metal at Malik-e-Maidan, Bijapur, India. Bell metal or bell bronze is an alloy used for making bells and related instruments, such as cymbals.It is a form of bronze with a higher tin content than most other bronzes, usually in approximately a 4:1 ratio of copper to tin (typically, 78% copper, 22% tin by mass).
1922 cast Aurora, New York: 9 bells St. Ann & the Holy Trinity Church: Brooklyn, New York: United States Assumption Church [9] 1922 dedicated Staten Island, New York: United States Morehead-Patterson Bell Tower [10] 1930s cast Chapel Hill, North Carolina: United States Meneely Bell Company. 12 bells supplemented by two bells from Petit ...
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Bronze bells of substantial size were being cast in China at least as early as the 13th–11th centuries BCE, and the spread of Buddhism in the 2nd–7th centuries CE gave new impetus to the production of large bells for use in rituals. Chinese tradition was, however, unique in that bells were made not only from bronze but also from cast-iron. [14]