Products Description
Natural Gas Coalescing Filter for industry. The coalescing filter element is a filtering component made of special materials (such as glass fibers, polyester fibers) and with a specific structure design. Its core function is to capture and combine the tiny, dispersed liquid droplets (such as water in an oil-water mixture, or oil mist in compressed air) into larger droplets, so as to facilitate efficient separation through methods such as gravity in the subsequent process.Natural Gas Coalescing Filter for industry
The separation filter is a filtering element that is usually used in conjunction with the coalescing filter. Its core function is to act as a final physical barrier, intercepting and preventing the already coalesced and enlarged droplets or contaminants from flowing out along with the main stream, thereby ensuring the purity of the outlet fluid.

Applications
Dehydration of aviation fuels (Jet A, Jet A-1, JP series)
Water removal from diesel, gasoline, and biodiesel
Online water removal for lubricating oil, turbine oil, and hydraulic oil systems
Insulation recovery treatment for transformer oil
Phase separation of petrochemical process liquids (e.g., benzene, alcohols, solvent oils)
Marine fuel and lube oil purification systems
Lubricating oil recovery in natural gas compressors

Service Life
Under normal operating conditions: 6 – 24 months
Replacement indicators:
Differential pressure ≥ 1.5 – 2.0 bar (alarm value reached)
Persistent water content exceedance at outlet
Excessive solid particle contamination after filtration
Recommended service period reached per company policy



| Parameter | Specification / Range | Remarks |
|---|---|---|
| Outer Diameter | Φ80mm – Φ200mm (customizable) | Depending on housing size |
| Element Length | 200mm – 2000mm (customizable) | Depending on housing size |
| Coalescing Media | Fiberglass / Polyester Fiber / Specialty Resin | Selected based on fluid type |
| Separating Media | Stainless Steel Mesh / Hydrophobic Coated Mesh / PTFE Membrane | Selected based on separation requirement |
| End Cap Material | Carbon Steel (galvanized/coated) / SS304 / SS316 | Selected based on corrosion resistance |
| Support Core Material | Carbon Steel / SS304 / SS316 | Selected based on corrosion resistance |
| Seal Material | NBR / FKM (Viton) / EPDM / PTFE | Selected based on temperature and oil compatibility |
| Particle Filtration Rating | 1μm – 10μm (optional) | Selected based on cleanliness requirement |


FAQ
Q: What impurities can the coalescing filter element remove?
A: It primarily removes emulsified and free water from oil, while also capturing a certain amount of solid particles.
Q: How to determine when the filter element needs replacement?
A: Typically by pressure differential (reaching alarm value), excessive water content after filtration, or reaching the recommended service period.
Q: Is the filter element compatible with different brands of filter housings?
A: Compatibility depends on dimensions, port type, and seal design. Customization is available upon request.
Q: What materials are used in the filter element?
A: The coalescing layer is usually fiberglass or special resin; the separating layer is stainless steel mesh or hydrophobic material. End caps and cages are often carbon steel or stainless steel.
Q: Does high temperature or high-viscosity oil affect performance?
A: Yes, to some extent. Please provide your operating conditions so we can recommend a suitable model with adequate temperature or viscosity tolerance.

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