- MOQ1 Piece(s)
- Brand NameQUALITY ENGINEERING SYSTEM
- Model NumberQESGT001
- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
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.
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