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H539 Blended polyol (low ISO index)

  Refrigerators and freezers.
  H539 is designed for cyclo-pentane blowing system. H539 can be used on both high and low pressure foaming machine.
  Homogeneous density distribution
  High compressive strength
  Good dimensional stability
  Appearance                                                       Yellow viscous liquid
  Viscosity                        cp, 25 Centigrade        2200-4000
  Water content                 %                                1.8-2.4
  OH number                    mgKOH/g                    380-440
Recommended formulation:
  H539                              pbw                             100
  Cyclo-pentane                pbw                             12-14.5
  MDI                                 pbw                             135-140
Reaction characteristics (hand mixing, 25 Centigrade):
  Cream time                    s                                  8-12
  Gel time                         s                                  60-80
  FRD                              Kg/m3                         23.0-27.0
Foam performances:
  Mould density                Kg/m3                         32.0-34.0
  Initial K factor                W/m.K                        0.0200MAX
  Compressive strength     MPa                            0.15MIN
  Dimensional stability      
    -30 Centigrade, 24hrs    %                                0.5MAX
  215Kg/drum, 1000Kg/IBC or 22MT/isotank
Storage and shelf life:
  Environment temperature is 10-25 Centigrade. Shelf life is 6 months.
Safety data:
  Please feel free to contact us for MSDS.

Blended Polyols
Polyether Polyols
H.B.C. Films
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