Shandong Zhishuo Metal Products Co., Ltd. is a specialized manufacturer of bridge-type filter pipes, spiral filter pipes, galvanized filter pipes, pit foundation drainage pipes, well casing pipes, and round hole filter pipes. We integrate production, research and development, design, development, and sales, boasting nearly two decades of production history. Our bridge-type and Johnson filter pipes are exported to Russia, Canada, Germany, Morocco, and other countries and regions, enjoying a prestigious reputation in the filter pipe industry both domestically and internationally.

Our factory utilizes fully automated filter pipe production equipment, incorporating German technology, boasts robust technical strength, innovative advanced processes, and comprehensive testing methods. We have now developed and produced over sixty types of filter pipe products, including bridge-type filter pipes, all reaching the advanced national level. Particularly in recent years, our filter pipes are designed rationally, aesthetically pleasing, and of reliable quality, suitable for construction and construction in various industries such as hydrogeology, coalfield geology, chemical geology, metallurgical geology, ground temperature air conditioning, foundation water lowering, water source development, and urban water supply. We welcome friends from all walks of life to visit our factory for guidance and discuss orders.

Bridge-type water filters offer the following advantages compared to other types of water filters:

1. The unique structure of the bridge-shaped orifice makes it less prone to blockage by gravel. According to tests by Germany's Nord GmbH, the porosity of traditional filter systems is reduced by 40%, while the bridge-style filter systems only decrease by 10%. Therefore, bridge-style filters offer higher water permeability. After well cleaning and sand removal, a clean, sand-free water source can be obtained.

2. The special hole shape structure of the water filter enhances its mechanical strength, resulting in high mechanical integrity.

3. The coating of various corrosion-resistant layers, tailored to user needs, can extend the lifespan of the well.

4. The bridge-type water filter system is made by punching steel plates and rolling them, resulting in a lightweight and cost-effective design.

5. Various connection methods are available, making the operation of the lower pipe convenient.

6. Customizable to meet user requirements, the bridge openings can be adjusted for desired gap sizes, ensuring a satisfactory porosity of the bridge holes.

7. We offer bridge water filters in any diameter to meet customer requirements, providing convenience for users.

Large Diameter Bridge Type Filter Pipe, featuringThe 426*5 bridge-type filter pipes and the 529*8 bridge-type filter pipes are representative, widely used in subway dewatering well filter pipes, ground temperature air conditioning well filter pipes, and more.