| crucible |
A fire-clay pot in which a batch of glass ingredients are fused. Our available crucibles are fused silica with a maximum operating temperature of 2900 o F and excellent thermal shock resistance. (take a look)
출처: www.guadalupeglass.com/Glossary.html
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| crucible |
Glass is melted in crucibles, or melting pots, in the ovens. The crucibles are made by hand of Chamotte clay and must dry out 12 months before they can be used. Before a crucible can be placed in a glass oven, it must be warmed slowly to 1100 degrees Celsius (2012 degrees Fahrenheit) which takes about one week. The crucible weighs approximately 500 kilograms (1100 pounds) and can hold up to 750 kilograms (1650 pounds) of molten glass. ...
출처: www.midnightsun-designs.com/techniques.asp
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| crucible |
A vessel or melting pot of clay or graphite used for melting and calcining substances requiring a high degree of heat, such as metals, ores, etc.
출처: www.goldrushgallery.com/dahlmint/minting_terms.htm...
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