Products Description
gas liquid filter mesh.The coalescing filter cartridge is a critical functional element in precision filtration systems, specifically engineered for liquid-liquid and gas-liquid separation. Its primary purpose is to efficiently remove emulsified water and minute liquid droplets from hydrocarbon fluids or gas streams . The cartridge serves a dual function: it filters out solid particulate contaminants from the media while simultaneously demulsifying and coalescing emulsified water droplets into larger, separable water globules, thereby achieving deep purification.gas liquid filter mesh.

The gradient-density deep-bed composite structure features a porosity that progressively decreases along the flow direction, allowing solid particles to be captured at various depths within the media rather than accumulating solely on the surface. This design substantially increases the total dirt-holding capacity (≥ 50 g for standard sizes), extending service life by 30%–50% compared to conventional cartridges under identical operating conditions, thereby reducing replacement frequency and labor costs.coalescing oil separator.gas liquid filter mesh.
Beyond standard off-the-shelf sizes, we offer fully customized solutions tailored to your housing dimensions, connection types, specialized media, and extreme operating conditions (high temperature, high pressure, highly corrosive services). From media selection and structural design to seal material matching, we provide dedicated engineering support to ensure optimal performance for your specific application.coalescing oil separator.
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Thorough Water Removal
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Extended Service Life



product advantages
Thorough Water Removal
Reduces free water content to below 10 ppm in a single pass, meeting stringent dehydration requirements for aviation fuels and turbine oils.
01
Simultaneous Particle Filtration
Captures solid contaminants while removing water, with a 0.1 μm rating and over 99.98% removal efficiency.
02
Extended Service Life
Gradient-density deep-bed design offers high dirt-holding capacity (≥ 50 g for standard sizes), extending life by 30%–50% over conventional cartridges.
03
Energy-Efficient
Initial pressure drop ≤ 0.02 MPa, ensuring low flow resistance and reduced pumping energy consumption.
04
Product Parameter
| End Cap Material | Epoxy resin / Stainless steel / Nylon |
| Seal Material | NBR / FKM / EPDM |
| Operating Temperature | -20 ℃ ~ +150 ℃ (material-dependent) |
| Operating Pressure | ≤ 2.5 MPa (standard) / ≤ 35 MPa (high-pressure, customizable) |
| Rated Flow Rate | 0.5 ~ 100 m³/h (size-dependent) |
| Dirt-Holding Capacity | ≥ 50 g (standard size) |
| Design Service Life | 5,000 ~ 8,000 hours (under stable conditions) |
| Compatible Media | Jet fuel, diesel, gasoline, hydraulic oil, lube oil, LPG, natural gas, compressed air, etc. |
Transportation and Certificates


factory profile
Xinxiang Jun Filters and Chemical Co.,Ltd.is a professional manufacturer engaged in the design and production of filters,filtration equipment, purification devices, and oil-water separation devices.The company has gathered a large number of professional, senior engineers and other technological elites, specializing in design research and development manufacturing.
The R&D team is strong, with a high level of professional technology and rich practical experience. The company has advanced production equipment and a complete quality and safety assurance system.
Our address
Hongqi District, Xinxiang City, Henan
Phone Number
86-18738502673
admin@junlvfilter.com

FAQ
Q1: How can I tell when the cartridge needs replacement?
Replacement is primarily determined by the operating differential pressure, rather than by time alone. When the pressure drop rises to 0.15 MPa (approx. 15 psi), the cartridge is severely clogged and must be replaced. Additionally, if the effluent free water content consistently exceeds the process limit, replacement is advised even if the pressure drop is still below the threshold. We recommend keeping regular records of initial and operating pressure drops for optimal maintenance scheduling.
Q2: Is the cartridge suitable for media containing surfactants?
Special attention is required: the coalescing performance is significantly inhibited in media with high surfactant content (e.g., emulsifiers or additives). Surfactants reduce the oil-water interfacial tension, preventing small droplets from coalescing into larger ones. If your media contains such components, we recommend upstream pretreatment (e.g., demulsifier injection or heating/settling) or selecting our specially designed anti-emulsification enhanced cartridge.
Q3: Can the cartridge be cleaned and reused?
No, the coalescing cartridge is a single-use consumable and is not recommended for cleaning and reuse. Washing or chemical backwashing will damage the microscopic fiber structure and surface treatment of the glass or polyester media, causing irreversible loss of coalescing efficiency and potential fiber shedding, which may contaminate downstream systems. To reduce operating costs, we suggest installing a pre-filter upstream to protect and extend the service life of the main coalescing cartridge.
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