Silicone coated filter bag cage

The silicone coated filter bag cage is a high-performance enhanced version of standard filter bag cages,specifically engineered to serve as the internal supporting framework for filter bags in industrial dust collection systems(baghouses).It is designed to address the challenges of harsh operating environments,where traditional cages often fail due to corrosion,high temperature,or abrasion,providing reliable structural support to ensure filter bags maintain their shape during airflow,pressure fluctuations,and pulse cleaning processes.

Core Construction&Coating Technology

The base structure of the silicone coated filter bag cage is crafted from high-quality carbon steel or galvanized steel,which ensures excellent structural strength and load-bearing capacity.The surface is uniformly coated with a high-temperature resistant silicone layer through advanced spraying technology,forming a dense and smooth protective film that adheres firmly to the steel surface—free from pinholes,peeling,or cracking.The coating thickness typically ranges from 20 to 100μm,and can be customized according to specific application requirements to balance protection performance and cost-effectiveness.The cage is manufactured using hot-melt welding technology,ensuring smooth joints between vertical and horizontal wires without burrs,which prevents abrasion to the filter bag and ensures safe installation and maintenance.

Key Technical Specifications

-Base Material:Carbon steel,galvanized steel(optional:stainless steel for special scenarios)

-Coating:High-temperature resistant silicone coating

-Coating Thickness:20–100μm(customizable)

-Operating Temperature:Stable under continuous exposure up to 280°C;intermittent exposure up to 300°C

-Wire Diameter:3.0–5.0 mm

-Vertical Wires:8–24 pieces(adjustable based on cage diameter and structural strength)

-Cage Types:Round,star,oval,split,top-load,bottom-load(customizable per equipment requirements)

-Connection Options:Flange,venturi,collar,snap band,clamp,or chuck connections

-Compatible Filter Bags:PTFE,P84,fiberglass filter bags(ideal for harsh working conditions)

Outstanding Performance Advantages

Compared with traditional uncoated or galvanized filter bag cages,the silicone coated version boasts significant performance upgrades,making it a cost-effective alternative to stainless steel cages in most scenarios:

-Superior Corrosion Resistance:The silicone coating exhibits excellent chemical stability,effectively resisting corrosion from acid,alkali,moisture,and corrosive vapors in flue gases.This makes it suitable for high-humidity and corrosive environments such as desulfurization systems and chemical plants.

-Exceptional High-Temperature Stability:It maintains structural integrity and performance under continuous high temperatures up to 280°C and intermittent temperatures up to 300°C,avoiding deformation,oxidation,or failure in high-temperature flue gas environments such as power plants and cement kilns.

-Enhanced Abrasion&Adhesion Resistance:The smooth silicone surface reduces friction between the cage and filter bag,minimizing wear caused by frequent pulse cleaning and air backflushing.Its low surface tension also prevents dust and moisture adhesion,ensuring smooth bag replacement and maintaining filtration efficiency.

-Extended Service Life&Cost Savings:The silicone coating prevents cage oxidation,rust,and paint flaking,avoiding filter bag damage caused by rust and reducing maintenance frequency and replacement costs.It offers similar durability to stainless steel cages at a lower cost,significantly reducing overall equipment operation costs.

-Versatile Customization:Available in various sizes,shapes,and coating thicknesses,it can be tailored to meet the specific requirements of different dust collection equipment and operating conditions,with lightweight design for easy installation and maintenance.