304 center core filter frames stainless steel spiral welded perforated metal pipes filter elements

Features:Excellent stainless steel corrosion resistance,acidproof, alkali resistance and

salt corrosion.With uniform welds and compression capability, crevice corrosion will not

become bigger. There is no length limit,and generally,the intensity of it is higher than the

straight seam filter frames.It can produce large diameter pipes with narrow blanks.You

can also produce different pipes with blanks of the same width.



Uses: widely used in oil drilling and oil sand control pipes.It also can be used as a

filter frame.It has big support, high roundness and good straight degree.It's used in

chemical and water treatment,power plants filtration and water purification.The

dimensions and filter precision are according to customers' demands.