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HPI496 Blended polyol

Application:
  Pipe insulation
Introduction:
  HPI496 is designed for HCFC-141b blowing system. HPI496 contains all chemical including HCFC-141b.
Preponderances:
      Good flowing ability and homogeneous density distribution
      Fine cells and high closed cell content
      High compressive strength and good dimensional stability on both high and low temperature
Properties:
  Appearance                                   Light yellow transparent viscous liquid
  Special gravity                                g/ml, 20 Centigrade            1.07
Recommended formulation:
  HPI496               pbw            100
  HCFC-141b             pbw            25
  MDI                 pbw            150
Reaction characteristics (hand mixing, 21-23 Centigrade):
  Cream time                               s                                         25-28
  Gel time                                     s                                       140-240
  FRD                                          Kg/m3                                 26.0-32.0
Foam performances:
  Mould density                          Kg/m3                               50.0
  Initial K factor               W/m.K, 20 Centigrade              0.022MAX
  Closed cell content                %                                     90MIN
  Compressive strength         MPa                              0.30MIN
  Dimensional stability      
  120 Centigrade, 48hrs         %                                  1.9MAX
  -30 Centigrade, 48hrs       %                                     0.5MAX
Packing:
  215Kg/drum, 1000Kg/IBC or about 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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