Filter Cages1
Filter Cages
A filter cage, also known as a baghouse cage, baghouse filter cage, or filter bag cage, is a structural framework used to support and hold filter bags in a dust collector system. It usually consists of vertical wires, and horizontal rings welded together to form a rigid structure. Filter cages play a critical role in maintaining the shape and integrity of the filter bags.
Filter Cage Design Options
Aokai custom designs and manufactures a wide selection of durable and high-quality baghouse cages for your specific baghouse application. Baghouse cage design and configuration options are available to fit most major dust collector OEM brands.
Aokai offers baghouse cage fabrication in various materials, as well as epoxy or other specialty coatings for chemical and corrosion resistance:
- Galvanized steel
- Carbon steel
- Mild steel
- 304 stainless steel
- 316 stainless steel
- Inconnel 600/601
- Epoxy coating
- Silicone coating
Aokai baghouse cages are available in various shapes and sizes.
Shapes:
- Round
- Oval
- Rectangle
- Envelope
- Star-shaped
Sizes:
- Common diameters: 10 – 16cm (4″ – 6-1/8″)
- Common length: 180 – 366cm (6′ – 12′)
- Shorter or longer lengths are also available
Depending on your pulse jet baghouse design, baghouse cages are constructed with various options:
Top Construction
- Rolled Flange (aka Turned Down Flange, most common top load style)
- Split Collar (aka Rolled Band, most Common bottom load style)
- Slotted
- All Wire
- Split Ring
Bottom Construction
- Welded (most common)
- Crimped
- Snap
- Wire Formed
Vertical Wires and Wire Gauges
- 10, 12, and 20 vertical wires most common (5, 6, 8, 16, and 24 are also available)
- 10, 11, and 12 gauge wire most common (7, 9, and 13 also available)
Two-piece baghouse cages are used in dust collectors that facilitate the use of long filter bags. The two-piece cage is sectioned off in the middle creating two separate parts. They can be linked together with finger lock, twist lock and slide lock options.

Galvanized Steel Filter Bag Cages

Flat Filter Cage

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Specifications
| Types | Round, oval, diamond, pleated. | ||
| Wire Diameter | 3.0/3.2/3.5/3.8/4.0/5.0mm. | ||
| Number of Wires | 8/10/12/16/20/24. | ||
| Ring Space | 6 inch or 8 inch.(15.24cm or 20.32cm) | ||
| Cage Diameter | 4 inch to 8 inch. (100mm to 200mm) | ||
| Wire Thickness | 2mm to 5mm. | ||
| Material | Carbon Steel, Titanium Steel, Galvanized Steel, Stainless Steel. | ||
| Connection Methods | Flanges, collars, or venturis. | ||
| Finishment | Epoxy, silicon, PVC vinyl coating. | ||
Provide us The Data of Filter Bag Cage:
The quality of filter cage has directly bearing on the filtering state and service life of a filter bag. So the detailed and accurate data can ensure the normal use of the product to the maximum extent. It’s great that you can provide design drawings, or if you provide data according to the following information.
- Filter cage material and size.
- Quantity of vertical wires.
- Space of Horizontal wires.
- Wire diameter.
- Cell plate sizes of dust collector or baghouse.
Related Products
We also provide various high-quality filter cages, filter bags, and other accessories to offer you a one-stop dust removal solution.
About Aokai
Aokai Environtec is a leading manufacturer of baghouse filter cloth, filter bags,filter cage. Founded in 2004 and headquartered in China, our products are used in a variety of applications and industries, including asphalt mixing plants, cement plants, mining operations, power generation plants, metallurgy industry, renewable energy industry, waste incineration plants, and other industrial facilities. Our mission is to make the world a cleaner and better place by protecting people, the planet, and production from the harmful effects of industrial processes.







3,000,000 pcs
Annual Filter Bag Production
- Automatic Multi-Task Production Lines
- Precision Sewing
- Heat Sealing
- Pinhole Sealing
- Seam Lamination


2,000,000 m
Annual Cage Production
- Filter Cages of All Shapes & Sizes
- Cage Treatments
- Silicone Coating
- Galvanizing
- Passivation (stainless steel)


















