DURAN® borosilicate glass 3.3, clear.

• Excellent chemical resistance
• High temperature resistance
• Minimal thermal expansion giving relatively high resistance to temperature changes

With flat flange (DN 100) with groove for vacuum seal. Maximum operating pressure at 250 °C: 1,0 bar for 2000, 4000 and 6000 ml; 0,5 bar for 10000 ml.

Important: At a maximum operating temperature of 250 °C and at permissible operating pressure, the temperature difference in the glass wall of the flat flange reaction vessels may not exceed 30 °C.