BUCHNER FUNNELS, TABLE TOP, POLYETHYLENE Polyethylene funnels are one piece design with a FIXED or REMOVABLE filter plate supported by a multiple ring grid. Available with a POROUS filter plate or a PEFORATED filter plate. Vacuum connector accepts 12.7mm (1/2”) I.D. tube. Filter plates are made of high density polyethylene. For use below 52°C (125°F). Please Note: 610mm and 914mm sizes come crated. With Perforated Filter Plate Section: The plate is made of 4.8mm (3/16”) thick high density polyethylene and has 4.8mm (3/16”) perforations on 11mm (7/16”) centers. Good for coarse filtration or use with a cloth or paper filter.
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