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    Urethane Windscreen Sealant
    Urethane Windscreen Sealant

    If you are planning to wholesale best cheap and high quality urethane windscreen sealant China, or hot sale urethane windscreen sealant in China from professional fast curing auto glass sealant, fast curing car glass sealant, fast curing urethane sealant, fast curing autoglass pu sealant, fast curing pu windscreen sealant manufacturers and suppliers and factory, please feel free to contact SEPNA, and welcome to check products price with us.

    Single component polyurethane automobile sealant PU8620

    ◆Detailed Product Description

    PU8620 is a type of fast curing one component polyurethane sealant used in sealing auto glass and bodywork bonding.


    1.Bond very well with surface of variety substrates such as all kinds of metal, lumber, glass, polyurethane, epoxy, resign, PU and coating material, etc. 

    2. One component sealant with fabulous thixotropy, it’s convenient to apply with rapid curing

    3. Excellent water, weather and aging resistance

    4. Excellent wear-resisting property

    5. Paintable and polishable

    6. No sag or flow phenomena within 30mm perpends 


    1.Side window’s bonding and sealing of motorbus

    2.Window glass of varied automobile bonding and sealing                                                       

    3.Decorating parts in or out of car body bonding and sealing, car body joint sealing

    4.Car body, ship window and project vehicles water-proof sealing

    ◆Data Table

    Model Number

    PU 8620

    Main Raw Material



    Black paste





    Volatile content




    Touch dry time


    Curing speed


    Shore A-hardness


    Tensile strength


    Shear strength


    Elongation at break


    Application temperature



    ①All data above ware tested under standardized condition.

    ②All data listed in the chart were for rhe generalized item in the series; please refer to the related datasheet for special items.

    ③Storage condition has a direct impact to the products’ shelf life, Please refer to the instruction for special items’ storing.


    Clean before operation

    Clean and dry all surfaces by removing foreign matter and contaminants such as oil dust, grease, frost, water, dirt, old sealants and any protective coating. Dust and loose particles should be  cleaned.

    Direction of operation

    Tool:Manual or pneumatic plunger caulking gun

    For cartridge

    1.Cut nozzle to give the required angle and bead size

    2.Pierce the membrane at the top of the cartridge and screw on the nozzle

    3.Place the cartridge in an applicator gun and squeeze the trigger with equal strength

    For sausage

    1.Clip the end of the sausage and place in barrel gun

    2.Screw end cap and nozzle on to barrel gun

    3.Using the trigger extrude the sealant with equal strength

    Attention of operation

    Wear suitable protective clothing, gloves and eye/face Protection. After contact with skin, wash immediately with plenty of water and soap. In case of accident or if you feel unwell, seek medical advice immediately

    ◆Package and Storage

    Package                                                   Storage

    310ml cartridge, 20pcs/carton                  Keep in cool and ventilative place

    400ml/600ml sausage, 20pcs/carton        Temperature≤25℃, humidity≤50%RH

    Color: Black                                              Shelf life: 9 months

    ◆Safety Operation Material

    MSDS isn't included here. Please read TDS, MSDS and label carefully before operation.You can get MSDS from SEPNA or other distributors, or mail to service center, or call +86-400-882-1323.

    ◆Product Warranty

    All product properties and application details based on information believe to be reliable and accurate. But you still need to test its property and safety before application. The advices we supply don't apply in any circumstances. SEPNA don't make assurance of any other applications outside the specification until SEPNA supply a special written guarantee. SEPNA is only responsible to replace or refund if this product is defective within the warranty period stated above. SEPNA makes it clear that will not be liable of any accidents.

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