Perforated filter tube is made of galvanized, stainless steel, aluminum, alloy plate which is perforated with different hole size and various shaped holes on it. Then the plate is shaped into a semicircle, and the end semicircle plate is welded durably with another semicircle together. The perforated filter tube is usually used as the core of filter for filtration.
Perforated filter tube wooden carton packing
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