Perforated Tube

Qinghe manufacture a wide range of high-quality perforated metal tubes by utilizing a wide range of metals including aluminum, stainless steel, carbon steel and alloy metals.

Qinghe design the width of plate and punch custom made hole patterns. Then perforated plates are rounded in a spiral or straight strip and welded by argon arc welding. The perforated filter tube surface is processed by acid washing, pickling, sandblasting, electrolytic polishing or galvanization.

exhaust industry; liquids; water, oil; gas; aerospace; defense; food; pharmaceutical; chemical; environmental protection.

Uniform welds and good pressure resistance.
Accurate roundness and straightness.
Smooth and flat surface.
High filter precision.

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