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Home > Industrial Equipment & Components > Filtration Equipment & Parts > Filter Bag & Cartridge > Industrial Needle-punched Filter Cloth Bag for Liquid Filtration, 1-Year Warranty, Free Technical Support

Industrial Needle-punched Filter Cloth Bag for Liquid Filtration, 1-Year Warranty, Free Technical Support

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Product Spotlights

Manufacturer direct from 1998, 1-year warranty, free lifetime technical support, customizable sizes and micron ratings (1-200 micron), high dirt-holding capacity, low pressure drop, suitable for chemical, food, pharmaceutical, mining industries. Global shipping from Tianjin, Qingdao, Shanghai, Foshan. Trusted by North America, Europe, Asia markets.

Negotiable MOQ: 1 Piece (Price negotiable depending on order volume and customization)

Key Specifications

Get Latest Price

Material:

Other, Polyester / Polypropylene / Nylon (options)

filtration precision:

1-200 micron (customizable)

size:

Diameter 100-1000mm, Length 500-3000mm (customizable)

Contact Supplier Request Quote Chat Now

Anping County Boli Hardware Wiremesh Products Factory

2Yrs

Payment & Shipping

Payment Methods:

Port of Shipment:

tianjin shanghai qingdao

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
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Material Other, Polyester / Polypropylene / Nylon (options)

filtration precision 1-200 micron (customizable)

size Diameter 100-1000mm, Length 500-3000mm (customizable)

color White, gray, or as per requirement

application Liquid filtration in chemical, food, pharmaceutical, mining industries

warranty 1 Year

technical support Free lifetime technical support

sewing type Heat-sealed or stitched edge

ring type Plastic, stainless steel, or galvanized ring (optional)

Welcome to Anping County Boli Hardware Wiremesh Products Factory – your trusted manufacturer of industrial needle-punched filter cloth bags for liquid filtration since 1998. With over two decades of experience, we specialize in producing high-performance filtration solutions that meet the rigorous demands of diverse industries. Our needle-punched filter cloth bags are engineered to deliver superior dirt-holding capacity, excellent flow rates, and long service life, backed by a 1-year warranty and free technical support to ensure your operations run smoothly. Discover how our products can optimize your liquid filtration processes.

Key Features & Technical Specifications

High-quality needle-punched felt – Made from premium polyester, polypropylene, or nylon fibers, providing excellent mechanical strength and chemical resistance.
Customizable filtration precision – Available from 1 micron to 200 micron, suitable for coarse to fine liquid filtration.
Durable construction – Heat-sealed or stitched edges prevent bypass and tearing; optional plastic, stainless steel, or galvanized rings for easy installation.
High dirt-holding capacity – The three-dimensional structure of needle-punched felt captures more contaminants, reducing bag change frequency.
Excellent flow rate – Low pressure drop ensures energy-efficient operation and reduces pump load.
Wide temperature tolerance – Depending on material, operates up to 90°C (polyester) or 150°C (polypropylene); consult factory for higher temperatures.
Food-grade options available – Suitable for food and beverage applications upon request.

Product Specifications

Filtration Media	Needle-punched nonwoven fabric (polyester, polypropylene, nylon)
Filtration Grade	1, 5, 10, 25, 50, 100, 200 micron (customizable)
Bag Size	Diameter: 4-40 inches (100-1000mm), Length: 20-120 inches (500-3000mm)
Ring Options	Plastic snap ring, stainless steel ring, galvanized ring (optional)
Seam Type	Double-needle stitched or heat-sealed to prevent leakage
Max Operating Temperature	Polyester: 90°C (194°F); Polypropylene: 150°C (302°F); Nylon: 120°C (248°F)
Warranty	1 year against manufacturing defects
Technical Support	Free lifetime technical assistance via phone, email, or video call

Applications & Benefits

Chemical processing – Filter acids, alkalis, solvents, and other aggressive liquids with confidence.
Pharmaceutical & biotechnology – Achieve precise filtration for active ingredients and intermediates.
Food & beverage – Suitable for edible oils, juices, syrups, and beer filtration (food-grade available).
Mining & mineral processing – Remove solids from slurry, tailings, and process water.
Wastewater treatment – Efficiently capture suspended solids and reduce turbidity.
Paint & coatings – Filter out lumps and impurities for consistent product quality.
General industrial – Coolants, cutting oils, electroplating baths, and more.

By choosing our needle-punched filter cloth bags, you benefit from lower replacement costs, reduced downtime, and improved product quality. The free technical support ensures you get the right bag for your specific application, and our 1-year warranty gives you peace of mind.

Why Choose Anping County Boli Hardware Wiremesh Products Factory?

As a manufacturer since 1998, we have accumulated extensive expertise in producing filtration products. Our annual export value of US$5 million to US$10 million reflects the trust of global customers in North America, South America, Europe, Asia, Africa, and Oceania. We ship from major ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring fast delivery worldwide. Our dedicated team provides free technical support to help you select the optimal bag type, micron rating, and size for your process. Combined with our 1-year warranty, you can reliably reduce your filtration costs and improve efficiency. Contact us today for a quote or sample – we are ready to serve you.

Frequently Asked Questions

Q: What materials are available for your needle-punched filter cloth bags?
A: We offer polyester, polypropylene, and nylon. Each material has different chemical resistance and temperature tolerance. Contact our technical support for recommendations.
Q: Can I get custom sizes and micron ratings?
A: Yes, we provide fully customizable bag dimensions from 4 to 40 inches in diameter and 20 to 120 inches in length. Filtration precision can be adjusted from 1 to 200 micron.
Q: How long does the bag typically last?
A: Service life depends on the application, contaminant load, and operating conditions. Our needle-punched fabric offers high dirt-holding capacity, often lasting 2-4 times longer than standard felt bags. A 1-year warranty covers manufacturing defects.
Q: Do you provide samples before bulk order?
A: Yes, we offer free samples for evaluation. You only pay for shipping. This helps verify the compatibility and performance in your process.
Q: What is the lead time for production?
A: For standard sizes, lead time is 7-15 working days. Custom orders typically take 15-25 working days, depending on quantity and specifications.
Q: How do I install the bag correctly?
A: We provide detailed installation instructions with each shipment. Additionally, our free technical support team can guide you via video call or email.
Q: Are your bags suitable for food contact applications?
A: Yes, we offer food-grade options using FDA-compliant fibers and manufacturing processes. Please specify your requirement when ordering.
Q: What is the warranty coverage?
A: Our 1-year warranty covers defects in material and workmanship. It does not cover damage caused by chemical incompatibility, improper installation, or abnormal operating conditions. We recommend confirming material compatibility with our technical team.