Overview
The One-Piece Cage Filter is a welded metal framework used to support filter bags in industrial dust collectors. Unlike multi-part cages, its seamless design enhances structural integrity and reduces failure risks. It is widely adopted in heavy industries due to its ability to withstand harsh conditions, including high temperatures and abrasive dust loads. This component is critical for maintaining consistent airflow and filtration efficiency. Its one-piece construction minimizes gaps where dust could accumulate, ensuring longer service life for both the cage and the filter bag. Industries such as cement production, coal-fired power plants, and chemical processing rely on these cages for reliable dust control.
Structure and Working Principle
The cage consists of vertical and horizontal wires welded into a cylindrical or rectangular shape, tailored to fit standard filter bags. The one-piece design eliminates weak points like joints or fasteners, which are prone to failure in multi-part cages. During operation, the cage prevents filter bags from collapsing under suction pressure, ensuring uniform dust distribution across the bag surface. This maximizes filtration area and reduces pressure drop, lowering energy consumption. The rigid structure also simplifies installation and replacement, reducing downtime in maintenance cycles.
Key Features
Durability is a hallmark of one-piece cages, with materials like 304 or 316 stainless steel offering resistance to corrosion and temperatures up to 500°F (260°C). Galvanized steel cages are a cost-effective alternative for less aggressive environments. Precision welding ensures smooth surfaces to prevent bag abrasion, while uniform wire spacing optimizes airflow. Customizable heights (commonly 2–10 feet) and diameters accommodate diverse dust collector designs. Some models include reinforced bases or anti-vibration features for heavy-duty applications.
Application Areas
These cages are indispensable in industries generating fine particulate matter. In cement plants, they capture kiln and clinker dust; in metallurgy, they filter metal oxides during smelting. Power plants use them to control fly ash emissions. Food and pharmaceutical sectors employ stainless steel cages to meet hygiene standards, while chemical plants select cages resistant to acidic or alkaline fumes. Their versatility also extends to woodworking, mining, and recycling facilities, where efficient dust management is critical for compliance and worker safety.
Maintenance and Precautions
Regular inspection for wire deformation or corrosion is essential to prevent bag damage. Clean cages during bag replacements to remove adhered dust, using compressed air or gentle brushing. Avoid mishandling during installation—dropping or forcing cages into bags can distort their shape. Ensure cages are securely seated in the tube sheet to prevent vibration-induced wear. In high-moisture environments, consider epoxy-coated cages to mitigate rust. Always match cage specifications (e.g., material, diameter) to the operating conditions and bag type.
B2B Procurement Guide
When sourcing one-piece cages, prioritize suppliers with ISO-certified manufacturing to guarantee consistent quality. Request material test reports (MTRs) for corrosion-resistant alloys. Bulk purchases (100+ units) often attract discounts of 10–20%. Lead times vary from 2–6 weeks for custom sizes. Verify dimensional tolerances (e.g., ±1mm for diameter) to ensure compatibility. Some suppliers offer CAD drawings for pre-purchase validation. For global procurement, factor in shipping costs—cages are lightweight but bulky, making container shipping economical for large orders.
Related Manufacturers
- 主营：除尘器、除尘布袋、除尘骨架、镀锌除尘骨架、耐高温除尘布袋、木工除尘器、脉冲式除尘器、布袋除尘器、铸造厂除尘器、锅炉除尘器、氟美斯除尘布袋、高温布袋、防油布袋、PPS覆膜布袋、褶皱型骨架、单机除尘器、燃煤锅炉除尘器、生物质锅炉除尘器、水泥厂除尘器、矿山除尘器、有机硅骨架、医药化学布袋除尘器、涤纶除尘布袋、防静电布袋、三防除尘布袋
- 主营：喷淋塔、布袋除尘器、活性炭吸附箱、除尘器袋笼、活性炭一体机、废气处理设备、催化燃烧设备、工业除尘设备、电捕焦油除尘器、脉冲滤筒除尘器、旋风除尘器、输送设备
- 主营：滤筒、除尘布袋、防静电滤筒、袋笼骨架、针刺毡滤袋、耐高温针刺毡、滤袋、PTFE滤袋、PPS滤袋、PPS除尘布袋、云母管、超声波焊接束带、pps除尘布袋
- 主营：布袋除尘器、仓顶除尘器、大型除尘设备、静电除尘器、滤筒除尘器、塑烧板除尘器、旋风除尘器、插板阀、除尘布袋、除尘骨架、除尘气包、电磁脉冲阀、离心风机、脉冲控制仪、芒刺线、气缸、星型卸料机、阳极板、闸板阀、重锤翻板阀、斗式提升机、粉尘加湿搅拌机、刮板输送机、螺旋输送机
- 主营：除尘袋、给料机、卸料阀、除尘袋笼、除尘设备、除尘布袋、室内除尘器、滤筒除尘器、移动除尘器、布袋除尘器、工业粉尘处理、除尘环保设备、废气处理设备、催化燃烧设备、除尘器骨架、除尘骨架、无轴螺旋输送机、袋式除尘器、电磁脉冲阀、除尘滤袋、除尘器布袋、电磁阀、螺旋输送机、小型布袋除尘器、有轴螺旋输送机
- 主营：除尘器、除尘器配件、光氧一体机、除尘器袋笼、催化燃烧设备、风机、活性炭吸附箱、脱硫脱硝
- 主营：龙门排焊机、XY轴网片排焊机、轧扁机、波浪线成型机、3D线材折弯成型焊接一体机、线材成型机、碰焊机、凸焊机、网片修边机、调直切断机、高速2D弯线机、自动焊接设备、中频气动滚焊机、缩口机、打圈机、弯线机、轮管机、卷圆机、缝焊机、凸台机、焊接机、调直机、弯框机、闪光对焊机、铜管铝管自动校直开料机
- 主营：除尘布袋、除尘滤袋、除尘器滤袋、袋笼、除尘器布袋
- 主营：矿用风筒、矿用避难座椅、矿用气囊、除尘袋笼、隧道风筒、压缩氧自救器、除尘布袋、压风自救装置、压风供水自救装置、供水自救装置、隔爆水槽、气水分离器、隔爆水袋
- 主营：袋笼、烟道波纹补偿器
- 主营：大滤筒、细滤筒、过滤袋、纶织带、收尘袋、吸尘袋、除尘器、圾焚烧、拼接带、ptfe覆膜、粉尘处理、过滤滤筒、布袋骨架、混纺滤袋、除尘滤袋、滤袋骨架、焊接束带、高温布袋、除尘骨架、粉尘治理、除尘滤芯、尘器滤袋、方顶法兰、除尘滤筒、净化装置
- 主营：格宾网、格宾网箱、石笼网箱、护坡格宾、河道石笼网、镀锌石笼网、电焊石笼网、热镀锌石笼网、护坡挡墙网、镀锌铁丝网、石头铁丝笼、景观石笼、钢筋石笼网、防护绿滨垫、防腐铁丝笼、铅丝石笼网、防洪石笼网、护坡绿格网、雷诺护垫、石笼网绿滨垫、沟渠防护网垫、边坡防护网箱、护坡雷诺护垫、生态格网、热镀锌电焊格宾网
- 主营：除尘器、布袋除尘器、袋式除尘器、袋笼、除尘设备、锅炉除尘器、矿山除尘器、除尘布袋、除尘滤袋、除尘骨架、笼骨、电磁脉冲阀、除尘器配件、除尘器维修、除尘器改造、除尘器布袋、电炉除尘器、石料厂除尘器、除尘设备维修改造、煤矿除尘器、磨机除尘器、水泥厂除尘器、电厂除尘器、焦化厂除尘器
- 主营：废气净化处理、催化燃烧设备、油烟净化器、袋笼、UV光氧净化器、pp喷淋塔、焊烟净化器、布袋除尘器、滤筒除尘器、活性炭环保箱、活性炭吸附箱、除臭离子管、等离子设备、单机除尘器、不锈钢活性炭环保箱、活性炭、碳钢喷淋塔、不锈钢布袋除尘器、打磨台、RCO催化燃烧、活性炭吸附脱附设备、不锈钢油烟净化器、等离子净化器、脉冲布袋除尘器、除尘骨架
- 主营：布袋除尘器、催化燃烧设备、斗式提升机、粉尘加湿机、活性炭吸附箱、螺旋输送机、刮板输送机、喷淋塔、散装机、塑烧板除尘器、除尘布袋、除尘骨架
- 主营：布袋除尘器、催化燃烧设备、滤筒除尘器、单机除尘器、活性炭吸附箱、螺旋输送机、喷淋塔、除尘器布袋、除尘骨架
- 主营：石笼网、格宾网、雷诺护垫、铅丝石笼、合金网兜、电焊石笼网、勾花铁丝网、菱形勾花网、加筋麦克垫、主动防护钢丝网、铁丝支撑网、柔性防护网、主动边坡网、防护钢丝绳网、热镀锌勾花网、菱形绞索绳网、柔性拦石护坡网、土工布、围栏养殖、边坡防护网、格宾石笼网、固滨笼、路面加筋网
- 主营：布袋除尘器、滤筒除尘器、除尘器布袋、除尘器袋笼、螺旋输送机、粉尘加湿机、卸料器、活性炭吸附箱、催化燃烧设备、喷淋塔、气旋混动喷淋塔、环保设备配件、斗式提升机、锅炉除尘器、矿山除尘器、除尘器滤袋、高温除尘器布袋、关风机、绞龙输送机、气旋塔、不锈钢除尘器、电动卸料器、除尘器骨架、除尘器弹簧骨架、防爆布袋除尘器
- 主营：布袋除尘器、除尘布袋、除尘骨架、电磁脉冲阀、除尘配件
- 主营：除尘器、螺旋输送机、卧式双轴粉尘加湿搅拌、弹簧袋笼、有轴螺旋输送机、通风蝶阀、除尘布袋、除尘骨架、斗式提升机、光氧净化器、催化燃烧设备、布袋除尘器、蜂窝活性炭、电捕焦油器、焊烟净化器、不锈钢布袋除尘器、活性炭吸附箱、玻璃钢脱硫塔、打磨抛光工作台、刮板输送机、喷淋塔、除尘风机、无轴螺旋输送机、板链斗式提升机、PP喷淋塔、双轴加湿搅拌机
- 主营：星型卸料器、螺旋输送机、散装机、除尘布袋袋笼、空气斜槽、刮板输送机、粉尘加湿搅拌机、斗式提升机、插板阀、通风蝶阀、三通分料阀、布袋除尘器、催化燃烧设备、活性炭吸附箱、除尘布袋、除尘骨架、脉冲阀、重锤翻板阀、鄂式扇形阀、星型卸灰阀