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Filter Materials
HydroClean H-XL
HydroClean H-XL

The HydroClean filter material from Rexroth achieves
a high degree of cleanliness of pressure fluids,
lubricants, and chemical and industrial fluids.
A highly efficient protection of contamination-sensitive
machines and system components arises through
"absolute filtration".


  • Micro glass – deep-bed filter manufactured from inorganic fiberglass material.
  • Absolute filtration according to ISO 16889
  • High contamination retention capacity through multilayer design
  • One-way filter
  • Attainable oil cleanliness classes acc. to ISO 4406 up to and exceeding ISO code 12 / 8 / 5
HydroClean

Filter Material Particle Size β2001 Particle Size β10001 Attainable Oil Cleanliness2 
H1XL < 4 µm (c) < 4 µm (c) 10/6/4...14/8/6 
H3XL 4,5 µm (c) 5,0 µm (c) 13/10/8...17/13/10 
H6XL 5,5 µm (c) 7,5 µm (c) 15/12/10...19/14/11 
H10XL 7,5 µm (c) 9,5 µm (c) 17/14/10...21/16/13 
H20XL 20 µm (c) 22 µm (c) 19/16/12...22/17/14 

1 according to ISO 16889
2 according to ISO 4406
Documentation
Hydroclean HXL