Circular sight glass with center hole
Circular sight glass with center hole
Circular sight glass may be covered lightly by steam or precipitate result in observing unclearly from observed tank. we need the circular sight glass with center hole, there is a wiper in the center hole, but the circular sight glass with center hole could have a significant impact on bring down the resistance of pressure.tank pressure is not high in this case.
There is a circular sight glass made of soda-lime glass and of borosilicate glass.
Normally, the soda-lime glass is the widely use in the circular sight glass.
Any question pls email to us: peter@linkglass.com