Use --
Tee insulation plug valve insulation jacket welding on the valve between two flanges, the side of the valve, set at the bottom of the heat preservation jacket two connectors, two connection mouth can through steam or heat conducting oil to cycle, so as to achieve the required temperature, prevent the crystallization medium.
Principle --
Plug valve is the rotation of the plunger type valve, opening and closing is a hole in the cylinder, perpendicular to the axis of rotation of the channel, have the effect of cut off and on medium and shunt medium, through 90 degrees the fortress of the valve opening is separated from the body on the same or spilling, realizes the opening and closing a valve.
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