Chemical Compatible Coalescing Media: Universal Filtration Solutions for Harsh Chemical Environments
Product Introduction
The Chemical Compatible Coalescing Media is a versatile filtration solution designed to excel in industrial environments where aggressive chemicals, corrosive fluids, and extreme pH levels pose significant challenges. Engineered for applications such as natural gas processing, aviation fuel purification, and hydraulic systems, this media ensures reliable separation of liquids and contaminants while resisting degradation from acids, solvents, and other harsh substances. Its broad chemical compatibility, combined with high filtration efficiency, makes it an essential component for protecting downstream equipment and maintaining fluid purity across diverse industries.
Key Features & Advantages
1. Exceptional Chemical Resistance
Universal Compatibility: Resists corrosion from acids (H₂S, HCl, acetic acid), bases (ammonia), solvents (methanol, acetone), and oxidizers (HNO₃, bleach).
Material Options: PTFE, PVDF, fluoropolymer-coated fibers, and stainless steel alloys ensure longevity in the most aggressive chemical environments.
2. Uncompromised Filtration Efficiency
Beta Ratio (β) > 10,000: Removes 99.9% of droplets ≥0.1 μm, including emulsified oils, water, and particulates.
Multi-Layer Design: Combines hydrophobic/hydrophilic layers and electrostatic fibers for superior coalescence and separation.
3. Extreme Environmental Tolerance
Temperature Range: -80°C to +250°C (-112°F to +482°F), with cryogenic variants for LNG applications.
Pressure Resistance: Rated for up to 200 bar (2900 psi) in high-pressure systems (e.g., refinery pipelines).
4. Longevity & Cost Efficiency
5. Compliance with Industry Standards
Working Principle
The Chemical Compatible Coalescing Media operates through a three-stage process:
1. Droplet Capture
Fluid (gas or liquid) enters the media, flowing through a bed of chemically inert fibers. Contaminants (e.g., water droplets, oil emulsions) collide with fibers due to turbulent flow and electrostatic attraction.
2. Coalescence (Merging)
Captured droplets merge into larger aggregates (50–500 μm) as they travel through the media. This is facilitated by:
Hydrophobic/Hydrophilic Layers: Repel or attract specific fluids (e.g., repelling water from aviation fuel).
Open-Pore Structure: Prevents pore blockage and maintains airflow/capillary action.
3. Separation & Discharge
Gravity Separation: Enlarged droplets settle at the bottom of the housing (e.g., water in natural gas).
Clean Fluid Exit: Purified gas/liquid exits through the upper outlet, while collected liquid is drained via an automated valve.
Application Scenarios
1. Natural Gas Processing
Challenge: Raw natural gas contains H₂S, CO₂, and water vapor, which corrode pipelines and contaminate LNG.
Solution: Removes 99.9% of water and acid gases, ensuring pipeline compliance (ISO 13678) and preventing hydrate formation.
2. Aviation Fuel Purification
Challenge: Jet fuel (Jet A-1) must resist microbial growth and icing in extreme cold. Chemical additives (e.g., biocides) must remain effective.
Solution: Eliminates free water (<1 ppm) and particulates (<0.3 μm) while preserving fuel additives.
3. Hydraulic Systems
Challenge: Water ingress and chemical contaminants (e.g., gear oil additives) cause wear and seal failure.
Solution: Breaks emulsions, removes water to <10 ppm, and extends oil life by 50% or more.
Technical Data
Parameter | Specification |
|---|
Model | CCM-500 (Single-Stage), CCM-800 (Multi-Stage) |
Fluid Type | Natural gas, aviation fuel, hydraulic oil, sour gas, chemical slurries |
Operating Pressure | 1–200 bar (14.5–2900 psi) |
Temperature Range | -80°C to +250°C (-112°F to +482°F); cryogenic variants to -196°C (LNG) |
Flow Rate | 50–50,000 Nm³/h (gas); 10–2000 GPM (liquid) |
Beta Ratio (β) | β≥10,000 @ 0.1 μm; β≥20,000 @ 0.5 μm |
Removal Efficiency | 99.9% for 0.1–5 μm droplets; 99.99% for >5 μm |
Chemical Resistance | H₂S, CO₂, HCl, NaOH, methanol, acetone, HNO₃, and more |
Pressure Drop | <0.05 bar @ rated flow |
Lifespan | 36–60 months (depending on contamination levels) |
Certifications | API 618, ISO 16889, ASTM D1655, NSF/ANSI 61, PED 2014/68/EU |
Maintenance Guidelines
1. Routine Inspection
2. Media Replacement
3. Cleaning Protocols
Gas Service: Flush with inert gas (nitrogen) to remove residual contaminants.
Liquid Service: Soak in a mild detergent solution (e.g., citric acid for mineral deposits), then rinse with deionized water.
4. Troubleshooting
8 Frequently Asked Questions (FAQs)
1. What chemicals is this media resistant to?
It resists acids (H₂S, HCl), bases (NaOH), solvents (acetone, methanol), oxidizers (HNO₃), and more. Consult our chemical compatibility chart for specific fluids.
2. How does it differ from standard coalescing media?
Standard media often fails in harsh chemicals (e.g., H₂S causes polymer degradation). This media uses chemically inert materials like PTFE or PVDF for lasting performance.
3. Can it handle cryogenic LNG (-162°C)?
Yes. Cryogenic variants use flexible fluoropolymers and elastomers to maintain integrity at extreme low temperatures.
4. Is it suitable for aviation fuel systems?
Absolutely. It meets DEF STAN 91-91 standards by removing water and particulates without degrading jet fuel additives.
5. How often should maintenance be performed?
Inspect monthly for ΔP spikes and annually for media condition. Replace every 2–3 years in stable environments.
6. Does it comply with food-grade standards?
Yes. NSF/ANSI 61-certified models are safe for potable water and food processing applications.
7. Can it be used in high-pressure refinery systems?
Yes. Rated for up to 200 bar, it handles aggressive refinery fluids (e.g., sour crude, hydrogen sulfide).
8. What is the ROI of upgrading to Chemical Compatible Media?
Reduces downtime by 70%, lowers replacement costs by 50%, and prevents equipment corrosion—payback in 6–12 months.
Conclusion
The Chemical Compatible Coalescing Media is the ultimate safeguard for industries where fluid purity and equipment longevity are non-negotiable. From purifying sour natural gas to protecting hydraulic systems from chemical attack, its broad compatibility, durability, and efficiency ensure peak performance in even the harshest environments. By investing in this technology, operators eliminate risks, reduce costs, and maximize productivity across their operations.
Need a custom solution? Contact our engineers today to design a coalescer tailored to your exact needs.
