Printing Ink Phenolic Resin Filter Cartridge

 

The printing ink phenolic resin filter cartridge is constructed by permanently bonding high-purity fibers with a solvent-resistant phenolic resin. The result is a tortuous, porous matrix that excels at capturing fine particulate matter and gels throughout its entire structure, delivering the exceptional purity required for premium printing applications, from gravure and flexographic to specialty ink systems.

 

 

Parameter	Specification	Benefit to You
Filtration Ratings	1, 3, 5, 10, 25, 50, 100 microns (absolute or nominal)	Precise control over particle removal to meet the cleanliness standards of any printing process.
Construction Media	Long acrylic and/or polyester microfibers that provide strength and consistent porosity	Guarantees high dirt capacity and compatibility with both solvent-based and oil-based inks.
Binder	Thermoset phenolic resin	Curing the fibers into a permanent porous matrix.
Operating Temperature	Up to 121°C (250°F)	Suitable for heated ink circulation systems.
Max. Differential Pressure	4.8 bar (70 psi)	Robust construction ensures integrity under the pressures of ink pumping systems.

 

✅ Dimensional stability in challenging fluids: Phenolic resin bonding forms a firm, fixed pore network that resists collapse or compaction when filtering solvent-based, high-viscosity, or shear-sensitive inks. This stability reduces bypass and maintains particle retention throughout the element's service life.

✅ Graded depth capture: Engineered density gradients capture large contaminants at the outer layers and finer particulates toward the core, maximizing dirt-holding capacity and avoiding quick surface blinding common with soft media.

✅ Chemical and thermal robustness: Properly formulated phenolic resin cartridges withstand many organic solvents and elevated temperatures encountered in ink formulation and rework processes - making them well suited to coatings, flexographic, gravure and UV-curable ink systems.

✅ Operational reliability: The rigid structure tolerates pressure surges and extended run times, reducing unplanned changeouts and production interruptions.

 

 

 

 

This printing ink phenolic resin filter cartridge is tailored for success across the printing industry:

• Final filtration of solvent-based offset, flexo, gravure and rotogravure inks.
• Filtration during ink mixing and milling to protect transfer pumps and metering systems.
• Removal of gelled polymer, pigments agglomerates and dust introduced during handling.
• Use as primary depth filtration for recovered ink streams or reclaim operations where higher solids loads and aggressive solvents prevail.

 

 

✅ Case 1: Ink Manufacturer - Achieved Perfect Batch Consistency

• Challenge: Inconsistent color strength and clarity between production batches.
• Solution: Integrated our 5-micron absolute rated cartridge as a final "quality gate."
• Result: Achieved 99.9% batch consistency and reduced QC costs.

 

✅ Case 2: Flexographic Printer - Solved Gel Particle Defects

• Challenge: Gel particles causing visible imperfections and high rejection rates on printed film.
• Solution: Upgraded to a two-stage system using our 3-micron cartridge for final filtration.
• Result: Virtually eliminated defects and reduced material waste.