| 摘要 |
PURPOSE: Provided is a screen unit for treating sewage and wastewater, wherein the screen is light and excellent in corrosion resistance and thermal endurance by making the screen using fiberglass reinforced plastics, and is capable of controlling size of deleterious particles to be screened by adjusting distance of screen bars. CONSTITUTION: The screen unit comprises fixing members(10) with a plurality of grooves(12) on a surface thereof at regular intervals, and screen bars(20) fixed to the fixing members(10) by inserting protrusions(22) thereof into the grooves(12) of the fixing members(10), wherein size of deleterious particles to be screened is controlled by adjusting intervals of the grooves(12) formed on the surface of the fixing member(10).
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