Master-PUR H-MHR se


  • ventilation systems in railed vehicles
  • drainage hose for rainwater and condensation from air-conditioning systems
  • suction & transport hose for abrasive solids, which requires microbe and hydrolysis resistance


  • tested acc. to DIN 54837:2007; classification DIN 5510-2 : 2009 test result:

    - flammability class S-4

    - smoke formation class SR-2

    - drip formation class ST-2

  • tested acc. to ISO 5659-2:2007; classification DIN 5510-2 : 2009 test result:

    - requirements fulfilled

  • very good hydrolysis and microbe resistance
  • excellent cold flexibility
  • high temperature resistance
  • high abrasion resistant
  • very high chemical resistance
  • free from halogen and heavy metals
  • generally good UV and ozone resistance (see register no. 28.7.7)
  • nearly smooth inside
  • optimum flow characteristics
  • flexible
  • small bend radius
Chemical Resistance

Recommended Connecting Elements:

Index Number: 2.5.1

Product Description

PU suction and transport hose, medium weight, microbe and hydrolysis resistant, hardly inflammable


hose wall: special polyurethane

spiral: steel wire

Temperature Range

  • -40°C up to +90°C
  • Intermittent to +125°C


  1. immovable cast spring steel spiral
  2. hose wall: special polyurethane
  3. wall thickness between spirals ca. 1.2 mm