Glassblowing Strain/Annealing Demo
Автор: Bryce T
Загружено: 2018-06-10
Просмотров: 3231
Описание:
Side seal addition to borosilicate glass. Filmed through didymium (to block sodium flare) and polarising filters in front of polariscope (to visualise strain). Strain can be seen as a bright cresent in larger tube, which disappears uppon annealing.
0:00 Side seal
1:56 Tubing bend
2:44 Annealing
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