About Cox Filter Bag
Two decades of focus on liquid & dust filtration — manufacturing and exporting since 2005.
Cox Filter Bag (ZAOZHUANG COX INDUSTRY TECHNOLOGY) is a manufacturer and exporter of liquid filtration products based in Zaozhuang Hi-Tech Zone, Shandong, ประเทศจีน.
Founded in 2005, we have spent two decades engineering filter bags and filter media for industrial liquid filtration across more than 30 countries.
We specialize in high-efficiency liquid filter bags — needle felt, woven monofilament and multifilament mesh — in nylon, โพรพิลีน (PP), โพลีเอสเตอร์ (บน), PTFE and stainless steel. Our signature ranges include extended-life POXL and PEXL bags,
(compatible with EATON DURAGAF), Hayflow-compatible replacement bags, 3M DF replacement filter cartridges, and absolute-rated AGF / PGF / LCR series achieving up to 99.9% efficiency.
Company at a Glance
| Established | 2005 |
| Location | เมือง Zaozhuang, Shandong, ประเทศจีน 277800 |
| Facility Area | [5,000] m² |
| Employees | [36+] |
| Annual Output | [1,200,000] filter bags |
| Service Clients | [300+] |
| Export Markets | North America, Europe, Southeast Asia, Middle East, South America |
| Quality System | ISO 9001 certified |
| Nearest Port | Qingdao Port |
Our Story
2005 — Founded Cox Filter Bag was established, separated from our parent company to serve growing international demand for liquid filter bags and filter housing.
2008 — ExpansionExpanded into filter cartridge production; began exporting to Southeast Asia and the Middle East.
2015 — POXL/PEXL LaunchLaunched the POXL/PEXL extended-life range as a cost-effective alternative to 3M/Cuno Filters / Eaton / PALL(FSI) / Pentair replacements.
2020 — Absolute-Rated SeriesIntroduced absolute-rated AGF, PGF and LCR series for high-efficiency applications up to 99.9%.
Today — Global ReachServing customers in over 30 countries with a complete range of liquid filter bags, filter cartridges and filter housings.
Why Buyers Choose Cox
Years of Focus
Exclusively on filtration industry — not a general trading company. Deep material and application expertise.
Drop-in Compatibility
Full cross-reference tables for 3M/Cuno Filters / Eaton / PALL(FSI) / Pentair part numbers, so you order the exact replacement.
Material Depth
ไนลอน, PP, บน, ไฟเบอร์, เหล็กกล้าไร้สนิม; felt, monofilament and multifilament mesh; 0.2–2000 micron.
Custom Manufacturing
OEM sizes, special collar/ring types, and media treatment (heat-setting, calendering, singeing, anti-static).
Cost Advantage
Equivalent filtration performance at 1/3 ไปยัง 1/5 of OEM pricing, with 2–5× longer service life on extended-life ranges.
Reliable Delivery
7–15 day lead time on standard items, FOB Qingdao. Samples in 3–5 days. Third-party inspection welcome.
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