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H566 Blended polyol (low K factor)

Application:
  Refrigerators and freezers.
Introduction:
  H566 is designed for cyclo-pentane blowing system. H566 can be used on high pressure foaming machine.
Preponderances:
  Low K factor
  Good adhesive ability
  Short demould time, flowing ability
  High compressive strength, good dimensional stability on low temperature
Properties:
  Appearance                                                       Transparent to light yellow liquid
  Viscosity                        cp, 25 Centigrade        2500-4000
  Water content                 %                                1.8-2.8
  OH number                    mgKOH/g                    350-450
  Special gravity                g/ml, 20 Centigrade      0.9-1.3
Recommended formulation:
  H566                             pbw                             100
  Cyclo-pentane                pbw                             12-14
  MDI                              pbw                             140-145
Reaction characteristics (hand mixing, 21-23 Centigrade):
  Cream time                    s                                  8-14
  Gel time                         s                                  50-80
  Tack free time                s                                  90-120
  FRD                              Kg/m3                         24.0-27.0
Foam performances:
  Mould density                Kg/m3                         33.0
  Initial K factor                W/m.K                        0.0195MAX
  Closed cell contest         %                                95MIN
  Compressive strength     MPa                            0.16MIN
  Dimensional stability      
    -30 Centigrade, 72hrs    %                                1.0MAX
Packing:
  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.

 
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