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Filmedia Group Filmedia® is committed to providing first grade filter solution. There are many new products here. Click http://best-filter.com/ to see more information!
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🔍 Same Material, Different Lifetime — What Really Makes the Difference?Many people assume that filter bag lifetime is ma...
29/10/2026

🔍 Same Material, Different Lifetime — What Really Makes the Difference?

Many people assume that filter bag lifetime is mainly determined by the material.

So if two filter bags are made from the same fabric, they should perform the same… right?

In reality, that’s rarely the case.

We’ve seen situations where the same material lasts 6 months in one system and over a year in another.

So what’s really behind this difference?

1️⃣ Installation quality
Improper tension or poor sealing can lead to early damage.
Even a small installation issue can significantly shorten lifetime.

2️⃣ Cage quality
Welding points, surface smoothness, and vertical alignment all matter.
A poorly finished cage can cause abrasion and premature failure.

3️⃣ Cleaning parameters
Pulse pressure and frequency play a critical role.
Too strong → mechanical stress
Too weak → dust accumulation

4️⃣ Operating conditions
Temperature fluctuations, humidity, and chemical environment
can change everything — even if the average conditions look “normal.”

💡 So the real question is not:
“Is this the right material?”

But rather:
“Is the entire system optimized for this material to perform well?”

In filtration, small details often make the biggest difference.

💬 Have you ever experienced large lifetime differences with the same filter media?
What do you think was the main reason?

RABH Dust Filter BagsReverse Air Baghouse systems demand more than standard filter bags.In RABH operation, reverse airfl...
28/10/2026

RABH Dust Filter Bags

Reverse Air Baghouse systems demand more than standard filter bags.

In RABH operation, reverse airflow causes the bag to expand and contract, which means bag structure, strength, and stability directly affect cleaning efficiency and service life.

Our RABH filter bags are designed specifically for this working principle:

• Large diameters up to 300 mm
• Extra-long lengths up to 10 m, and even 15–18 m
• Reinforced structure with anti-collapse rings to withstand repeated reverse-air deformation

For high-temperature applications, fiberglass filter bags remain one of the most cost-effective solutions.
With proper finishing treatments, they offer:

– Excellent heat resistance
– High mechanical strength
– Chemical corrosion resistance
– Improved dust release, waterproof and antistatic performance

For more demanding environments, PTFE filter bags are also available, providing outstanding chemical stability and long-term reliability.

Every RABH system is different.
That’s why we offer customized filter bags based on your drawings, dimensions, and operating conditions — including non-standard designs.

In reverse air filtration,
the right bag design is not an option — it’s a requirement.

📩 Feel free to contact us to discuss your application.

𝗔𝗿𝗮𝗺𝗶𝗱 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗮𝘁 𝗛𝗶𝗴𝗵 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲𝘀 ​  When industrial filtration demands high-temperature resi...
21/10/2026

𝗔𝗿𝗮𝗺𝗶𝗱 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗮𝘁 𝗛𝗶𝗴𝗵 𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲𝘀 ​
When industrial filtration demands high-temperature resistance and long-term durability, aramid needle felt is a reliable choice. ​

𝗞𝗲𝘆 𝗕𝗲𝗻𝗲𝗳𝗶𝘁𝘀:
•𝙃𝙚𝙖𝙩 𝙍𝙚𝙨𝙞𝙨𝙩𝙖𝙣𝙘𝙚: Continuous operation at up to 180°C, with short-term resistance up to 220°C. ​
•𝘿𝙞𝙢𝙚𝙣𝙨𝙞𝙤𝙣𝙖𝙡 𝙎𝙩𝙖𝙗𝙞𝙡𝙞𝙩𝙮: Maintains its shape under high-temperature conditions. ​ •𝙁𝙡𝙖𝙢𝙚 𝙍𝙚𝙩𝙖𝙧𝙙𝙖𝙣𝙘𝙮: Inherently flame-resistant properties. ​
•𝘿𝙪𝙧𝙖𝙗𝙞𝙡𝙞𝙩𝙮: Good wear resistance and filtration performance for demanding industrial applications. ​

𝗖𝘂𝘀𝘁𝗼𝗺𝗶𝘇𝗲𝗱 𝘁𝗼 𝗬𝗼𝘂𝗿 𝗡𝗲𝗲𝗱𝘀: ​ ​
• Weight: 300–650 g/m² ​
• Width: Up to 2.2 m ​
• Optional treatments: Water and oil repellency, PTFE membrane, and PTFE impregnation. ​

Suitable for industrial dust collection systems operating under demanding conditions. ​If You are looking for the right filter media for your application? Contact us to discuss your requirements. ​

𝗧𝗵𝗲 𝗿𝗶𝗴𝗵𝘁 𝗳𝗶𝗹𝘁𝗲𝗿 𝗺𝗲𝗱𝗶𝗮 𝗺𝗮𝗸𝗲𝘀 𝗮 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲.In industrial dust collection, filter bag selection is about more than tempera...
20/10/2026

𝗧𝗵𝗲 𝗿𝗶𝗴𝗵𝘁 𝗳𝗶𝗹𝘁𝗲𝗿 𝗺𝗲𝗱𝗶𝗮 𝗺𝗮𝗸𝗲𝘀 𝗮 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲.

In industrial dust collection, filter bag selection is about more than temperature resistance. It’s about understanding the entire operating environment — from chemical composition and moisture to dust characteristics and emission requirements.

Different applications call for different solutions:

▪️ 𝗣𝗼𝗹𝘆𝗲𝘀𝘁𝗲𝗿 — for general-purpose dust collection

▪️ 𝗔𝗰𝗿𝘆𝗹𝗶𝗰 — for applications requiring good hydrolysis resistance

▪️ 𝗔𝗿𝗮𝗺𝗶𝗱 (𝗡𝗼𝗺𝗲𝘅) — for medium-to-high temperature conditions

▪️ 𝗣𝟴𝟰 — for demanding high-temperature filtration

▪️ 𝗣𝗣𝗦 — for sulfur-containing flue gas

▪️ 𝗣𝗧𝗙𝗘 — for highly corrosive operating environments

▪️ 𝗙𝗶𝗯𝗲𝗿𝗴𝗹𝗮𝘀𝘀 & 𝗙𝗠𝗦 — for specialized high-temperature applications

▪️ 𝗔𝗻𝘁𝗶-𝘀𝘁𝗮𝘁𝗶𝗰 𝗺𝗲𝗱𝗶𝗮 — for applications where electrostatic discharge must be controlled

The key is to match the filter media to the actual working conditions, rather than relying on a single specification.

At Filmedia, we believe that better filtration starts with better material selection.

What factors matter most in your filter bag selection process?

𝗕𝗲𝗳𝗼𝗿𝗲 𝗢𝗿𝗱𝗲𝗿𝗶𝗻𝗴 𝗙𝗶𝗹𝘁𝗲𝗿 𝗕𝗮𝗴𝘀, 𝗖𝗵𝗲𝗰𝗸 𝗧𝗵𝗲𝘀𝗲 𝟱 𝗗𝗲𝘁𝗮𝗶𝗹𝘀!A filter bag may look simple, but choosing the right one involves mor...
19/10/2026

𝗕𝗲𝗳𝗼𝗿𝗲 𝗢𝗿𝗱𝗲𝗿𝗶𝗻𝗴 𝗙𝗶𝗹𝘁𝗲𝗿 𝗕𝗮𝗴𝘀, 𝗖𝗵𝗲𝗰𝗸 𝗧𝗵𝗲𝘀𝗲 𝟱 𝗗𝗲𝘁𝗮𝗶𝗹𝘀!

A filter bag may look simple, but choosing the right one involves more than just size and quantity.

Even small differences in specifications can affect installation, compatibility, and filtration performance.

We've put together 5 key details worth confirming before placing an order.

Take a look at the infographic below!

💬 Which detail do you think is most often overlooked?

How Does Air Slide Fabric Work?Have you ever wondered how fine powders like cement, fly ash, or alumina can move smoothl...
16/10/2026

How Does Air Slide Fabric Work?

Have you ever wondered how fine powders like cement, fly ash, or alumina can move smoothly through an air slide conveyor without mechanical conveying equipment?

The answer is fluidization.

An air slide fabric is installed between the upper material chamber and the lower air chamber.

When compressed air passes evenly through the porous fabric, the powder above the fabric becomes fluidized — behaving almost like a liquid.

This allows the material to flow smoothly along the inclined chute under gravity, with:

🔹 Uniform air distribution
🔹 Low conveying resistance
🔹 Smooth and continuous material flow
🔹 Reduced mechanical wear
🔹 Lower energy consumption

At Filmedia, we supply air slide fabrics in polyester, aramid, and basalt, with customized air permeability and dimensions for different operating conditions.

From standard powder conveying to high-temperature and highly abrasive applications, the right fabric makes a difference.

Better fluidization. More stable conveying. Longer service life.

📩 Looking for the right air slide fabric for your system? Contact us with your chute dimensions and operating conditions.

𝗙𝗠𝗦 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗖𝗼𝗺𝗽𝗼𝘀𝗶𝘁𝗲 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗳𝗼𝗿 𝗛𝗶𝗴𝗵-𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀​  In demanding industrial environments, filter m...
15/10/2026

𝗙𝗠𝗦 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗖𝗼𝗺𝗽𝗼𝘀𝗶𝘁𝗲 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗳𝗼𝗿 𝗛𝗶𝗴𝗵-𝗧𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀​

In demanding industrial environments, filter media must withstand high temperatures, corrosive gases, and mechanical stress while maintaining reliable filtration performance. ​

𝗙𝗠𝗦 𝗰𝗼𝗺𝗽𝗼𝘀𝗶𝘁𝗲 𝗻𝗲𝗲𝗱𝗹𝗲 𝗳𝗲𝗹𝘁 is designed for these challenging conditions. It combines fiberglass, PI fiber, and meta-aramid fiber with a fiberglass yarn scrim, creating a durable filtration structure for industrial dust collection and flue gas filtration. ​

𝗞𝗲𝘆 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗕𝗲𝗻𝗲𝗳𝗶𝘁𝘀 ​
🔹 𝗛𝗶𝗴𝗵-𝘁𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 𝗿𝗲𝘀𝗶𝘀𝘁𝗮𝗻𝗰𝗲: Suitable for demanding operating conditions, with operating temperatures depending on the specific composition and application. ​
🔹 𝗖𝗵𝗲𝗺𝗶𝗰𝗮𝗹 𝗿𝗲𝘀𝗶𝘀𝘁𝗮𝗻𝗰𝗲: Offers resistance to acids and alkalis under suitable operating conditions. ​
🔹 𝗠𝗲𝗰𝗵𝗮𝗻𝗶𝗰𝗮𝗹 𝗱𝘂𝗿𝗮𝗯𝗶𝗹𝗶𝘁𝘆: Provides good strength, wear resistance, and resistance to repeated bending. ​
🔹 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲 𝗳𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻: Supports efficient dust collection in high-temperature industrial processes. ​
🔹 𝗟𝗼𝗻𝗴𝗲𝗿 𝘀𝗲𝗿𝘃𝗶𝗰𝗲 𝗹𝗶𝗳𝗲: Can offer a cost-effective alternative to conventional fiberglass needle felt under comparable working conditions. ​

𝗧𝘆𝗽𝗶𝗰𝗮𝗹 𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 ​
• Fiber composition: Fiberglass, PI, and meta-aramid ​
• Scrim: Fiberglass yarn ​
• Weight: 850 g/m² ​
• Thickness: 2.4 mm ​
• Width: Up to 2.2 m ​
FMS needle felt can be considered for industrial dust collection systems where thermal resistance, mechanical durability, and filtration efficiency are essential. ​

At Filmedia®, we help customers select filtration materials based on their actual operating temperatures, gas composition, dust characteristics, and filtration requirements. ​

𝗟𝗼𝗼𝗸𝗶𝗻𝗴 𝗳𝗼𝗿 𝗮 𝘀𝘂𝗶𝘁𝗮𝗯𝗹𝗲 𝗳𝗶𝗹𝘁𝗲𝗿 𝗺𝗲𝗱𝗶𝗮 𝗳𝗼𝗿 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻? Feel free to contact us to discuss your requirements. ​

🔬 Filtration Is a Dynamic Process.In industrial dust collection, filtration performance evolves as particles accumulate ...
14/10/2026

🔬 Filtration Is a Dynamic Process.

In industrial dust collection, filtration performance evolves as particles accumulate on the filter media.

A properly formed dust cake can enhance particle capture, while excessive buildup increases airflow resistance.

The key is finding the right balance between filtration efficiency, pressure drop, and cleaning performance.

Understanding this balance is essential for reliable and efficient dust collection.

🌐 www.filmediagroup.com

𝗔 𝗖𝗹𝗼𝘀𝗲𝗿 𝗟𝗼𝗼𝗸 𝗮𝘁 𝗖𝗿𝘂𝗺𝗽𝗹𝗲𝗱 𝗠𝘂𝗹𝘁𝗶-𝗟𝗮𝘆𝗲𝗿 𝗗𝗲𝗽𝘁𝗵 𝗙𝗶𝗹𝘁𝗲𝗿 𝗕𝗮𝗴𝘀Not all liquid filter bags work in the same way.Crumpled multi-la...
13/10/2026

𝗔 𝗖𝗹𝗼𝘀𝗲𝗿 𝗟𝗼𝗼𝗸 𝗮𝘁 𝗖𝗿𝘂𝗺𝗽𝗹𝗲𝗱 𝗠𝘂𝗹𝘁𝗶-𝗟𝗮𝘆𝗲𝗿 𝗗𝗲𝗽𝘁𝗵 𝗙𝗶𝗹𝘁𝗲𝗿 𝗕𝗮𝗴𝘀

Not all liquid filter bags work in the same way.

Crumpled multi-layer depth filter bags feature a layered media structure that helps capture particles throughout the depth of the material, rather than mainly at the surface.

What makes them worth considering?

• 𝗠𝘂𝗹𝘁𝗶-𝗹𝗮𝘆𝗲𝗿 𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 for depth filtration

• 𝗛𝗶𝗴𝗵 𝗱𝗶𝗿𝘁-𝗵𝗼𝗹𝗱𝗶𝗻𝗴 𝗰𝗮𝗽𝗮𝗰𝗶𝘁𝘆 to handle particle loads

• 𝗜𝗻𝗰𝗿𝗲𝗮𝘀𝗲𝗱 𝗳𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗮𝗿𝗲𝗮 within the bag

• 𝗙𝗹𝗲𝘅𝗶𝗯𝗹𝗲 𝗼𝗽𝘁𝗶𝗼𝗻𝘀 in materials, micron ratings and sizes

They can be used in various liquid filtration applications, including water treatment, chemical processing and oil filtration.

Choosing the right filter bag depends on more than micron rating alone. Media structure, material compatibility and operating conditions all matter.

At Filmedia, we offer different filter bag designs to meet a range of filtration needs.

𝗣𝗧𝗙𝗘 + 𝗣𝗜 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗕𝘂𝗶𝗹𝘁 𝗳𝗼𝗿 𝗛𝗮𝗿𝘀𝗵 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗖𝗼𝗻𝗱𝗶𝘁𝗶𝗼𝗻𝘀Combining PTFE’s excellent chemical resistance with PI’s eff...
10/10/2026

𝗣𝗧𝗙𝗘 + 𝗣𝗜 𝗡𝗲𝗲𝗱𝗹𝗲 𝗙𝗲𝗹𝘁: 𝗕𝘂𝗶𝗹𝘁 𝗳𝗼𝗿 𝗛𝗮𝗿𝘀𝗵 𝗙𝗶𝗹𝘁𝗿𝗮𝘁𝗶𝗼𝗻 𝗖𝗼𝗻𝗱𝗶𝘁𝗶𝗼𝗻𝘀

Combining PTFE’s excellent chemical resistance with PI’s efficient fine-particle filtration, this needle felt offers:
🗨️ 𝗖𝗼𝗿𝗿𝗼𝘀𝗶𝗼𝗻 𝗿𝗲𝘀𝗶𝘀𝘁𝗮𝗻𝗰𝗲: Performs well in acidic and alkaline flue gas environments.
🗨️ 𝗛𝗶𝗴𝗵-𝘁𝗲𝗺𝗽𝗲𝗿𝗮𝘁𝘂𝗿𝗲 𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲: Continuous operation at 240°C, with short-term resistance up to 260°C.
🗨️ 𝗟𝗼𝗻𝗴𝗲𝗿 𝘀𝗲𝗿𝘃𝗶𝗰𝗲 𝗹𝗶𝗳𝗲: Helps reduce filter bag replacement frequency in corrosive conditions.
🗨️ 𝗟𝗼𝘄𝗲𝗿 𝗼𝗽𝗲𝗿𝗮𝘁𝗶𝗻𝗴 𝗰𝗼𝘀𝘁𝘀: Optimized fiber blending helps balance filtration performance and material costs.
🗨️ 𝗟𝗲𝘀𝘀 𝗱𝗼𝘄𝗻𝘁𝗶𝗺𝗲: Durable filtration media helps reduce maintenance frequency.
🗨️ 𝗧𝘆𝗽𝗶𝗰𝗮𝗹 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀: Cement kiln exhaust gas, raw mill dust collectors, and coal mill dust collection systems.

If you are looking for a filtration solution for high-temperature, corrosive dust, PTFE + PI needle felt is worth considering. 🔥

Address

上海市浦东新区启帆路519号北楼C 506
Shanghai
201208

Opening Hours

Monday 09:00 - 18:00
Tuesday 09:00 - 18:00
Wednesday 09:00 - 18:00
Thursday 09:00 - 18:00
Friday 09:00 - 18:00

Telephone

+862150689266

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