Half-polyurea systems for spray coating DSPU-602

SPU-602 is two-component polyurea spray type combination,whichis used in a variety of base material protection.

  • Product Introduction SPU-602 is two-component polyurea spray type combination,which is used in a variety of base material protection.
    100% solid content no solvents no volatile little or no odor strictly comply with the VOC limit standard belongs to
    the environmentally friendly materials.
    Product packaging
    200kg /drum

    storage

    B component (isocyanate) is moisture sensitive. Unused raw materials should be stored in a sealed drum
    avoid moisture intrusion .A component (polyether) should stir well before use.
    Potential hazards
    Part B (isocyanates) stimulate the  eye respiratory and skin  through breathing and skin  contact and possibly sensitization.
    When contact part B ( isocyanates) necessary preventive measures should be taken according to material
    safety date sheet (MSDS) .

    Waste disposal

    With reference to the material safety date sheet (MSDS) of the product or deal with it  in accordance with local
     laws and regulations.

  • Physical Properties

    Item Unit Polyether component Isocyanate component
    Appearance    viscous liquid  viscous liquid
    Density(20℃) g/cm3 1.03±0.03 1.08±0.03
    Dynamic Viscosity(25℃) mPa·s 1800±200 800±200
    shelf life month 6 6
    Storage Temperature 20-30 20-30

    Proposal of process

      Unit Value Test  Methods
    Mix ratio By weight 1:1.1(A:B)  
    GT s 10-15 GB/T 23446
    Surface dry time s 20-40
    Temperature of material
    -part A
    -part B
     

     
    70-80
    70-80
     
    Pressure of material
    -Part A
    -Part B
     
    bar
    bar
     
    110-120
    110-120
     

    Physical Properties of Finished Product

      DSPU-601 Unit Test Methods
    Hardness 80 Shore A GB/T 531.1
    Tensile Strength ≥10 MPa GB/T 16777
    Elongation at break ≥300 %
    Tear strength ≥40 N/mm GB/T 529
    impervious 0.4MP 2h   GB/T 16777
    Bibulous rate ≤5 % GB/T 23446
    solid content 100 % GB/T 16777
    Adhesive strength dry base material ≥2 MPa

    The data provided above are typical value which are tested by our company. For our company's products
    the data included in the law do not have any constraints.

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DSPU-602


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