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SPUA-D50A/B Two-Component Wear-Resistant Polyurea Material

Aromatic Polyurea

SPUA-D50A/B Two-Component Wear-Resistant Polyurea Material

Model:YP-636,YP-656
Spray polyurea waterproof coating is a spray type two components elastic coating composed of components A and B. Component A is a semi prepolymer prepared by the reaction of isocyanate with oligomer Diol or ternary alcohol, and component B is composed of amino terminated resin, hydroxyl terminated resin, amine chain extender, pigment and additives. Elastic polyurea material formed through on-site spraying with professional equipment. This product has excellent mechanical properties, medium resistance, outdoor aging resistance, and excellent adhesion.

    Characteristics of the product

    ● The addition of urea group polymer with crosslinker and terminal amino polyol significantly improves the material properties 
    ● High physical and chemical performance
    ● Wet, water, wear and corrosion resistance 
    ● electric insulation

    Product Parameters

    Serial Number

    Test Item

    Test result

    1

    Solid content

    100%

    2

    Gel time

    ≤12s

    3

    Tensile strength

    ≥15Mpa

    4

    Elongation

    ≥200%

    5

    Tear strength

    ≥90N/m2

    6

    Adhesion (pull) Mpa

    5Mpa

    7

    Alkaline resistance (immersed in 20%Na0H solution for 7 days)

    No change

    8

    Water resistance (8h into boiling water)

    No change

    9

    Acid resistance (immersed in 10%HCL solution for 7d)

    No change

    10

    Hardness shore A

    50

    Applications

    Suitable for high hardness for pickup lining, mine wear mechanical lining and wear deck
    不用放产品图
    3
    2

    Packing

    A: 220kg    B: 210kg

    Storage

    This product should be stored in a cool, dry, ventilated indoor warehouse with a storage period of one year.

    Storage and transportation

    Sealed and stored in dry, cool, and well ventilated conditions, avoid exposure to sunlight and rain, and keep away from ignition sources. Under the original packaging state and specified storage conditions, the product has a shelf life of 6 months from the production date. If the storage period exceeds, inspection can be carried out according to the items specified in this product standard. If it meets the technical requirements, it can still be used. Please use it as soon as possible after opening, and it must be resealed and stored when not in use. This product does not contain organic solvents and can be transported as a non hazardous material. During transportation, rain and sunlight should be strictly prohibited to avoid severe collisions. Materials should be neatly and stably stacked, and should comply with relevant regulations of the transportation department.

    Construction conditions

    Base surface requirements: The concrete base surface should be cleaned, repaired flat, and polished to a certain roughness. Ensure that the concrete curing is completed, the strength reaches C25 or above, and the moisture content is less than 8%. After processing the base surface, the next process should be carried out as soon as possible. Environmental temperature and humidity requirements: The construction environment temperature should be between 5~35 ℃, and the base surface temperature should be at least 5 ℃ higher than the air dew point temperature; The humidity range should be between 30% and 80%. Ventilation conditions: Ventilation should be maintained during construction, but construction should not be carried out when there is strong wind.

    Suggested Use QTY

    1.2kg/mm/m2, waterproof national standard thickness 1.5mm, single square usage 1.8kg.

    Construction steps:

    polyurea spray construction 1

    First step: clean the foundation

    polyurea spray construction 2

    Second Step: Roll prime

    polyurea spray construction 3

    Third step:  polyurea spray construction