DURAN® is a special borosilicate glass in the top water-resistance class. In particular, labs and the chemical industry can no longer be imagined without DURAN® tubes, capillaries and rods. They form the basis for our customized solutions.
DURAN® products are well known for their stability, good machinability and broad insensitivity to rapid temperature changes. Because of its minimal heat expansion, DURAN® is an indispensable material for laboratories and large technical plants for the manufacture of chemical equipment.
- Glass cylinders and tubes of borosilicate
- Standard dimensions, outside Ø 4 – 315 mm with wall thicknesses of up to 9 mm
- Special sizes up to Ø 600 mm
- Tubes with in-wall calibration markings
- Standard lengths from the warehouse up to 1500 mm, longer upon request
- Ends open on both sides and ground flat
- Facings and machining steps, as well as execution and tolerances, according to customers’ specifications
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