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Min. Order (MOQ)
1 Piece(s)
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Brand Name
QUALITY ENGINEERING SYSTEM
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Model Number
QESGT001
Borosilicate glass tubes are ground & polished to a high precision internal taper. the tube is then calibrated, using a standard precision master. Markings are made on the glass surface, becoming permanent in the processes of annealing in an electric furnace. The markings on the tubes are then re-checked using another standard master.
Additional Information: