Min. Order Reference FOB Price
1 Ton US$10.00-99.00 / Ton
Product Description
Product Description Metal Pall Ring Pall ring is a open-hole ring packing,which high and diameter is the same and with 5 ligules toward inside at every floor. Usually the open surface is 30% of the whole wall surface, this character helps the liguid &gas pass in packing tower pass freely from the ...