Heavy Duty 4091 Polypropylene Chemical Hose

Polypropylene lined composite hose with stainless steel inner wire, and either galvanized steel (4091) or stainless steel (4094) outer wire.

Engineered with 100% chemical resistant barrier layers embedded in the hose wall to prevent permeation and leakage. Available in sizes from 1” to 4” diameter, hose assemblies are conductive and capable of full vacuum. A diverse selection of end fittings are available. Working pressures of up to 250 psi (17 bar) and temperatures of up to 100 degrees C (212 F).

Industries

  • Agriculture
  • Biofuel
  • Chemical
  • Cryogenic
  • Industrial Manufacturing
  • Marine
  • Military
  • Oil & Gas
  • Transportation

Applications

This type is designed for use as a tank truck, railcar, and in plant transfer hose suitable for use with a wide variety of chemicals with maximum resistant T316 Stainless Steel inner wire is required.

Standards

  • EN13765:2010
  • IMO
  • IBC
  • BS5842
  • NAHAD-600:2005

Description

Construction

  • Color/Cover: 4091SGP Royal Blue White Stripe/PVC Coated Nylon, Abrasion, Ozone Resistant; 4094SSP Royal Blue Yellow Stripe/PVC Coated Nylon, Abrasion, Ozone Resistant
  • Inner Wire: T316 Stainless Steel Wire
  • Inner Lining: High Grade Polypropylene
  • Carcass: Polypropylene Fabrics, Films and Seamless Tubes
  • Outer Wire: 4091SGP Galvanized Steel; 4094SSP T304 or T316 Stainless Steel
  • Extra: Special Color Coding and Branding

Physical Properties

  • Temperature Range: -22°F to +212°F (-30°C to +100°C)
  • Maximum Elongation: ≤10% on test pressure
  • Vacuum Range: 26 inHg (660 mmHg), 0.9 bar
  • Electrical Properties: Electrically Conductive; ≤2.5 ohm/m for sizes less than 2″; ≤1.0 ohm/m for size 2″ and above

End Fittings

Specially designed end fittings have been developed for use with Willcox Composite hoses that have a unique leak-proof sealing face and specially machined helical spiral shank which engages into the corresponding internal helix wire when secured into the hose by either crimping or swaging the external ferrules.

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