Used widely to observe the liquid medium inside of refrigeration machine, compressor and various machine.
1.Working pressure: 2.5, 4.0Mpa.
2.Working temperature: －40℃～200℃.
3. Temperature Assaults Date: －40℃～180℃.
A. Flat flange sight glass
B.Convex glass flange sight glass(Flat gasket for sealing)
C.Convax glasss flange sight glass(O-Rring for sealing)
Our products are provided with simple structure, novel appearance, high airproof, well poressure, good anti-cold concussion, marked clearly in the indication of liquid location etc characters, and favor of the spacious domestic and overseas air compressor producer deeply.