Spool


Ceramic   Spool   
Different with rubber, the ceramic spool not only has longer service life, but also won' t expand or shrink with water (especially hot water)



For general domestic water

General ceramic spool
Switch working angle: 90°
Maximum working pressure: 10 bar.
Maximum test pressure: 15 bar
Temperature range: 0°~90°
Leakage rate: 1x 10-3mbar l/s.
 

Purified water spool

For purified water
Switch working angle: 360° 
Maximum working pressure: 7 bar.
Maximum test pressure: 10 bar 
Temperature range: 0°~90°
Leakage rate: 1x 10-3mbar l/s.



Gas  ceramic  spool
 
For non-toxic, non-corrosive and combustible gas Natural gas, Propane, Butane, Acetylene, and Hydrogen
Switch working angle: 90° 
Maximum working pressure: 7 bar.
Maximum test pressure: 10 bar 
Leakage rate: 1x 10-3mbar l/s.



Gas needle spool
 
For pumping vacuum, non-toxic, non-corrosive and non-combustible gas;compressed air, nitrogen, carbon dioxide, argon, and Helium, etc.needle valve rod
Switch working
angle: 1.5 x 360°
Maximum working pressure: 10 bar.
Maximum test pressure: 15 bar
Temperature range: 0°-90°C
Leakage rate: 1x 10-3mbar l/sh

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