String Wound Cartridges

NATIONALGREEN String Wound PP Yarn Cartridges are
manufactured on precision winding machines. The continuous length winding ensures a uniform construction and hence a superior filtration medium.

NATIONALGREEN String Wound Cartridges

Removes Sediments

Removal of all sediments i.e. dust, rust, and silt up to specified micron ratings.

Nominal Rating

Specific nominal rating cartridges are available as standard and custom.

Maximum Efficacy

Wound on precision machines for optimal micron ratings.
NATIONALGREEN WPP Economy Cartridge

Economy

NATIONALGREEN WPP Regular Cartridge

Regular

NATIONALGREEN WPP Gold Cartridge

Gold

NATIONALGREEN WPP Junior Jumbo Cartridge

Junior Jumbo

NATIONALGREEN Industrial Sediment Cartridges

Jumbo

  • Graded pore structure, with high dirt holding capacity
  • Wide chemical compatibility
  • Food-grade polypropylene fiber
  • Removal ratings 0.5,1, 5, 10, 20, 50, and 100 microns nominal
  • For use in all standard housings Available in standard 9³/⁴, 10”, 20”, 30”, 40″, 50″, 60″ and 70″ Lengths
  • Manufactured under ISO 9001:2015 quality system
  • Low foam technology
  • Materials of Construction:
    Filter Media and Support Layers – Polypropylene
    Support Core – Polypropylene
  • Recommended Operating Conditions:
    Changeout ΔP 35 psid (2.4 bar)
    Maximum Temperature 200°F (93°C)
    Maximum ΔP @ 70°F (21°C) 60 psid (4.1 bar)
    Maximum ΔP @ 200°F (93°C) 10 psid (0.7 bar)
  • Effective Filtration Area:
    Up to 4.8 ft²/10” (0.48 m²/254 mm)
  • Filtration Ratings:
    Nominal 0.5, 1, 5, 10, 20, 50 & 100 Microns
  • Recommended Maximum Flow Rate:
    Maximum 8 gpm per 10” length

Performance capacity depends on system design, flow rate, and certain other applicable conditions.