ELIMFILTERS Canonical Knowledge · Approved
FLUREXIS Fluid Conditioning Architecture
Engineering Reference · Industrial & Process
Platform: FLUREXIS™
Engineering Relationships
- FLUREXIS™ organizes industrial hydraulic- and lubrication-fluid conditioning by contamination mechanism rather than by a single filter form.
- HYLTRIS™ addresses particulate contamination in industrial hydraulic systems.
- LUBREVA™ addresses particulate contamination in industrial lubrication systems.
- DEWATIS™ addresses water-removal duties where free, emulsified or dissolved water requires a treatment mechanism appropriate to its state and the oil chemistry.
- OILREVEX™ addresses selected degradation products and chemistry-related contaminants that conventional particulate filtration alone may not resolve.
- Particulate contamination, water and oil-degradation products can coexist and may require more than one treatment stage.
- Fluid chemistry, viscosity, temperature, flow, pressure, contamination loading and equipment sensitivity are selection inputs across FLUREXIS™.
- Monitoring and post-treatment verification are part of the conditioning architecture; treatment success cannot be inferred from element replacement alone.
- FLUREXIS™ does not inherit SYNTRAX™ or NANOFORCE™ branding from On-Road / Off-Road product domains.
Components
- Hydraulic filtration element and housing interface
- Lubrication-oil filtration element and housing interface
- Offline fluid-conditioning loop
- Water-removal or dehydration equipment
- Oil-condition remediation media
- Particle, moisture and fluid-condition monitoring points
Problems
- Persistent particulate contamination
- Wear-debris generation
- Water contamination
- Stable emulsions or dissolved moisture
- Varnish or degradation-product concerns
- Short treatment-media life
- Contamination rebound after service
- Misdiagnosis of the actual fluid-condition problem
Failure Modes
- Incorrect treatment mechanism for the contaminant state
- Element bypass or poor sealing
- Excessive restriction from viscosity, loading or undersizing
- Water ingress exceeds removal capability
- Remediation medium mismatched to fluid chemistry
- Root contamination or degradation source remains active
Symptoms
- Cleanliness does not recover as expected
- Differential pressure rises outside the comparable operating trend
- Water content rebounds after treatment
- Deposits or varnish tendency persist despite acceptable particle control
- Treatment intervals shorten
- Fluid-analysis indicators remain unstable
Root Causes
- Uncontrolled ingression or wear generation
- Treatment architecture does not match contamination mechanism
- Fluid viscosity or operating temperature differs from design basis
- Water ingress source remains active
- Oxidation, thermal or electrostatic stress continues generating degradation products
- Inadequate monitoring or non-comparable sampling
Diagnostic Methods
- Identify the fluid type, chemistry, viscosity and additive system.
- Separate particle, water and degradation-product problems before selecting treatment.
- Review flow, pressure, temperature, duty cycle and reservoir circulation.
- Trend particle count, moisture, differential pressure and fluid-analysis indicators under comparable conditions.
- Inspect bypass, seals, drainage, sampling points and offline-loop integration.
- Identify the source of recurring contamination or degradation.
Corrective Actions
- Select the FLUREXIS™ treatment path that matches the confirmed contaminant mechanism.
- Correct sealing, bypass or installation defects.
- Requalify element sizing when viscosity, flow, pressure or contamination loading changes.
- Correct water ingress before relying on repeated dehydration.
- Correct active oxidation, thermal or contamination sources before repeated oil remediation.
- Verify improvement with appropriate post-treatment measurements.
Maintenance Procedures
- Trend treatment indicators against comparable flow, temperature and operating conditions.
- Inspect elements, seals, bypass arrangements and conditioning-loop connections at service.
- Review particle, moisture and fluid-analysis results after major process or equipment changes.
- Investigate unexpectedly short treatment-media life before changing to a more aggressive medium.
- Preserve representative sampling locations and consistent sampling practice.
Operating Conditions
- Fluid chemistry and additive package
- Viscosity and temperature
- Flow and pressure duty
- Reservoir and circulation behavior
- Particle loading and cleanliness objective
- Water state and loading
- Degradation mechanism and contaminant state
- Equipment sensitivity
- Required verification method
Standards
- ISO 16889:2022 — multi-pass evaluation of hydraulic filter-element particulate-removal, contaminant-capacity and differential-pressure performance where that element test method applies.
- ISO 4406:2021 — coding of solid-particle contamination level in hydraulic fluids; also used as a cleanliness-reporting reference where specified for industrial fluid programs.
- ISO 3968:2017 — differential-pressure-versus-flow evaluation of hydraulic filters.
- ISO 2941:2009 / ISO 2942:2018 / ISO 2943:1998 — collapse/burst, fabrication integrity/bubble point and material-compatibility verification for hydraulic filter elements.
- ISO 11171:2022 and ISO 11500:2022 with Amendment 1:2026 — particle-counter calibration and liquid-sample particle counting where the fluid and measurement method are within scope.
- ISO 12937:2000 and ASTM D6304-25 — water determination by coulometric Karl Fischer where applicable to DEWATIS™ verification.
- ASTM D7843-25e1, ASTM D664-24 and ASTM D2272-22 — oil-condition diagnostic methods applicable to selected OILREVEX™ duties.
Shared Engineering
- Flow Rate
- Differential Pressure
- Contaminant Loading
- Sealing
- Service Life
- Failure Analysis
- Standards