Also known as a dust collector or filter bag , the bag cage is a core support component of a baghouse dust collector.
It primarily supports the filter bags internally, preventing them from collapsing or being sucked in under negative pressure, ensuring the filter bags maintain their standard cylindrical shape.
As the load-bearing for the filter bags, it effectively ensures the integrity of the filtration area, smooth airflow, and prevents problems such as filter bag adhesion and clo

It is a key component for ensuring the filtration efficiency of the baghouse dust collector and extending the service life of the filter bags. The product adopts an integral welding process, with a regular structure and sufficient strength, and is suitable for various pulse jet baghouse dust collectors, silo top dust collectors, and industrial baghouse dust collectors.

It possesses high-strength support and shaping capabilities, maintaining the fullness and regularity of the filter bags throughout the process. This ensures full utilization of the effective filtration area of the filter bags, avoiding problems such as filter bags sticking to the wall, wrinkling, and deformation, which can lead to reduced airflow and dust accumulation and clogging. This stabilizes the overall dust collection airflow and filtration efficiency of the machine.
The entire unit is constructed from high-quality carbon steel wire, welded together with full, strong welds, uniform stress distribution, and high structural strength. It exhibits excellent resistance to pressure and deformation, allowing it to withstand long-term negative pressure conditions in dust collection systems without easily deforming or breaking, making it suitable for continuous industrial operation.
The surface undergoes anti-corrosion treatments such as galvanizing, powder coating, and silicone coating, resulting in a smooth, burr-free, and sharp-corner-free surface that will not scratch or abrade the filter bags. It also possesses excellent rust resistance, corrosion resistance, and high-temperature resistance, making it suitable for harsh environments such as humid, corrosive, and high-temperature dusty conditions.
The scientifically designed structure features evenly distributed and standard-spaced ribs, ensuring both structural strength and minimizing airflow resistance. Combined with a pulse cleaning system, it enables rapid dust removal from the filter bag surface, leaving no residue.
Highly standardized specifications, precise overall dimensions, strong interchangeability, and convenient assembly and disassembly make it compatible with most domestic and general-purpose baghouse dust collectors. Replacement installation requires no equipment modification.
Widely compatible with various baghouse dust collectors, including pulse jet baghouses, single-unit baghouses, silo top dust collectors, and high-temperature baghouses. Suitable for various dry dust collection applications in woodworking, hardware polishing, mining and crushing, cement and building materials, metallurgy and chemical industries, grain processing, powder processing, and industrial kilns. Appropriate bag cage materials can be matched according to high-temperature, corrosive, and normal-temperature operating conditions.
The equipment is manufactured using integral welding, and comes standard with standard ribs, reinforcing rings, and upper and lower adapter joints. The structure is stable, with complete accessories and high versatility. The surface is finely treated, free of welding slag and burrs, preventing filter bag wear and damage from the source. Customization is supported for various structures such as round, oval, star-shaped, and irregular shapes, adaptable to different operating conditions such as normal temperature, high temperature, and corrosion resistance. Specifications can be precisely matched according to filter bag size and equipment model, compatible with new installations and replacements of old dust collectors.
The bag cage is a dedicated support accessory for the filter bag, which directly determines the service life of the filter bag and the dust removal and ventilation efficiency. It is necessary to match the corresponding material and structural model according to the operating temperature, dust corrosivity and filter bag specifications. It is recommended to check for deformation and corrosion regularly and replace it in time to ensure stable operation of the equipment.

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