Rotarex - Model D 250 -High Pressure Lecture Bottle Diaphragm Valve

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High pressure lecture bottle valve - Diaphragm seal - soft seat.

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Valve seat captivated to avoid extrusion and valve blockage
Easy operation under high pressure
O-rings fitted into the gland to exclude penetration of humidity

Gas Type Pure & Ultra-pure
Diaphragm material Hastelloy
Seat material Hastelloy
Body material AISI 303, AISI 316L, Brass
Helium Leak Rate at Max Pressure 1*10-7 mbar l/sec (He)
Seat Orifice Size 4 mm 0.15748 Inches
Upper Operating Temperature Limit 65 Celsius 149 Fahrenheit
Lower Operating Temperature Limit -20 Celsius -4 Fahrenheit
CV 0.25
Upper Limit Working Pressure 200 bar 2900 PSI
Spindle material AISI 303, AISI 316L, Brass, AISIBz