Molecular formula :
nature : network known as plate or tray Perform tray is made of rolled sheet metal. Directional board opened a cut hole, the hole width of 2 to 5 mm, an inclination of 10 ° to 60 °, tray divided into several areas, each also directed by Trays incision in the direction divided into two parts, part two of the ramp Kong direction mutually 90 °. Trays tilt with the block Mo plate, opened a slant-hole, block foam tray with the plate between the bottom of a certain space and the adjacent two block Mo plate for the distance between 300 ~ 400mm. This tray has a lower pressure drop, the ability to handle the big advantages, but flexibility and less efficient, can be applied to operate in a vacuum.
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