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V-Pur TP 71-405

Two-component polyurethane foam system, all-water blown, for the production of district heating pipe insulation
according to EN 253.

  • Pipe insulation
  • Excellent thermal insulating properties
  • High mechanical resistance
  • Resistance to high temperature
  • Low Global Warming Potential (GWP)
Mixing ratioParts by weight100:130
(Poyol: Isocyanate)
MDI Index = 120
Application temperature:
(both components)
°C20 – 25
Application pressure:
(High pressure machine,
both components)
Bar120 -150
Storage (Thermal shock)After pouring the products must be stored at room temperature >20°C for 2 days
Fillingone-shot process

Specimen were produced by means of high pressure machine. Final density is achieved by proper overpacking.

Test Value Unit Method
Applied density 60 Kg/m3 DIN EN ISO 845
Compressive strength >300 kPa EN 826
Closed cell content 93 % ISO 4590
Thermal Conductivity λ (initial) 0,0245 W/mK ISOMET 2114


The components of V-Pur TP-71-405 are supplied in separate packaging:

Polyol :
220kg drum
250kg drum


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