Blend Polyols for B1 Class Spray Insulation

DN - 1101 blend polyether polyol for high flame retardant B1Classexterior wallsprayproducts and isocyanate reaction by the formation of the foam has uniformfoam cell low thermal conductivity thermal insulation performance is good flame r

  • Blend Polyols for B1 Class Spray Insulation   DN-1101
    Product Introduction
    DN - 1101 blend polyether polyol for high flame retardant B1Classexterior wallsprayproducts and isocyanate reaction by the formation of the foam has uniformfoam cell low thermal conductivity thermal insulation performance is good flame retardant performance is good low temperature no shrinking crack etc. Widely used in the spraying process of all kinds of insulation work such as: building external wall cold storage tanks large pipes etc.

  • Physical Properties

    Appearance Dynamic viscosity(25℃)mPa.S Light yellow to brown transparent liquid
    Density(20℃)g/ml 100±50
    Storage temperature℃ 1.20±0.1
    Storage stability month 10-25
      6

    Recommended Ratio

    Items PBW
    DN-1101  Blend Polyether Polyol 100
    Isocyanate 100

    Reaction Characteristics(the exact value varied depending on processing conditions)

    Rise Times 3-5
    Cure times 6-10

    Foam Performances

    Items Test Standard Index
    Spray Density GB 6343 ≥35kg/m3
    Closed-cell Rate GB 10799 ≥90%
    Initial Thermal Conductivity (15℃) GB 3399 ≤24mW/(m.K)
    Compressive Strength GB/T8813 ≥100kPa
    Elongation at Break GB/T9641 ≥10%
    Dimensional stability
    24h  -20℃
    24h   70℃
    GB/T8811 ≤1%
    ≤1.5%
    Water Absorption GB 8810 ≤3%
    Flame Retardance GB 8624 B1
    Smoke Density Level GB 8624 ≤75

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