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Two Component Polysulfide Joint Sealant Manufacturers for window and door

Categories Sealant series
Brand Name: MINGCROWN
Model Number: OEM
Certification: ISO9001
Place of Origin: CHINA-HEBEI
MOQ: 50Cartons
Price: USD1.3-3.5/KG
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 50000KGS/month
Delivery Time: 7-30days after payment
Packaging Details: in Carton and on pallet or according to customers' requirements
Product name: Bicomponent polysulfide building sealant
Material: polysulfide
Type: Two component
Application: bonding of metal, plastic,etc
Function: neutral cure, non-toxicity, non-corrosion
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    Two Component Polysulfide Joint Sealant Manufacturers for window and door


    Two Component Polysulfide Joint Sealant Manufacturers for window and door


    Two-component silicone sealant is a new type of waterproof and sealing material with excellent performance superior to other sealants. The product is two-component paste and two components are obviously different in color which is easy to mix evenly.

    Two components A and B used should be according to the mass ratio1:1, mixing evenly without color difference (the curing speed can be regulated by adjusting the ratio of A component and B component, the more B component, he faster the curing process becomes.


    Product features

    1. Good adhesive performance, a wide scope of temperature, neutral cure, non-toxicity, non-corrosion. After curing, the sealant has good weatherproof features and excellent performances including resistance to UV, high or low temperature and corrosion and humidity. Neutral dealcoholization silicone sealant becomes cured at the room temperature . Curing agent can be used to help the sealant cure when there is a huge variations in temperature.

    2. The typical physical properties is its formation of excellent structure strength at the temperature between -30 ℃ to 120 ℃.



    Physicochemical property parameters of silicone sealant for buildings


    Serial


    Items

    Technical Indicators
    25HM20HM25LM20LM
    1Density(g/cm3)Predetermined value ±0.1
    2Droop/mmVertical≤3
    HorizontalNo deformation
    3Surface drying time, h≤3°
    4Extrudability/(ml/min)≥80
    5Elastic recovery rate/%≥80
    6Tensile modulus, Mpa23℃

    >0.4 or >0.6


    ≤0.4 and ≤0.6

    -20℃
    7Tensile cohesivenessNo damage
    8Cohesiveness after UV radiationNo damage
    9Cohesiveness after cold drawing-hot pressingNo damage
    10Tensile cohesiveness after soakingNo damage
    11Mass loss rate/%≤10

    Component is allowed to use other parameter values agrees by both supply and demand sides.

    Component is suitable for product class G.

    Storage

    1. Two-component silicone sealant is a kind of product which is not inflammable, explosive, toxic.

    2. The best storage conditions should be away from light, ventilated and moisture proof at the temperature.25±3℃.

    Construction guidance for product

    Base layer treatment: the surface of adherend should be straightly treated (by using cutter, grinder, or wire brush, etc.)to make the solid structure layer of coating glue surface obviously shown.

    The surface of joints must be ensured to be completely clean, the dust and cement slurry on the surface must be brushed and cleaned, the rust layer and protective lacquer on the metal surface should also be removed.

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