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Single-component Polyurethane Sealant

Country/Region china
Company Guangdong Yunyan Special Cement Building material Co.,Ltd.
Categories Neutral Silicone Sealant
Telephone +8620-83550760
ICP License Issued by the Chinese Ministry
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    Single-component Polyurethane Sealant

    Single-component Polyurethane Sealant
    Packing:
    Colour:
    Consumption:
    • Description
    • Application
    • Technical

    Single-component Polyurethane Sealant

    YY-318

    Product features

    1. Single-component without mixing

    2. Good elasticity, high activity

    3. Waterproof seal, can be soak for a long time

    4. The strong cohesive force, contaminate the base material

    5. Widely usecan be colored

    Scope of application

    Suitable for all kinds of weather resistance of curtain wall caulkingConcrete expansion sealThe seal around the door, windowAll kinds of metal, stone, wood, ceramic, most of the material such as plastic, rubber, tile Or a combination of the above material is waterproof, soundproof sealing caulking; The place such as air conditioning pipe sound insulation, heat preservation seal. Do not apply to the structural sealant and soaking in swimming pool.

    Method of application

    Key points of design

    1.The seams meet the precondition of telescopic allowance of base material, the minimum joint width is 5 mm.

    2.The depth of range shall be equal to 1/2 of width to width , suggest seam's depth not less than 5 mm; For below about 10 mm width seam , Suggest to be 80% to 100% of width.

    3. In order to ensure the sealant to achieve the design activity in the service period, should use the backing or force protection band.

    4. When designing the joint, should take into account activity level of the base material and expansion of sealant.

    Base plane treatment

    Base material surface should be dry, without laitance, dust, or contaminants. Metal surface should be no oil stain, rusty spot, color chip which is easy to fall off. Pouring concrete after airing dry for 28 days. After the rain, outdoor construction need to be dry for 2 ~ 3 days; The moisture content of base material should be lower than 9%.

    Construction

    Use brush to remove pollutants, let the juncture place to achieve the above processing requirements. Backing should choose lever closed groove polyethylene foam (diameter is about 1.25 times of the width).If the depth's of the seam is less than the above requirements, it can use polyethylene force protection band to replace.When put into the backing should avoid too loose or too close, putting backing into level position .You can use paper tape for beautiful , stick the adhesive tape on both sides of the seams, the tape edge must be aligned with seams. Cut the required size with 45 °, put the sealant into corresponding glue guns, squeeze the sealant evenly along the joint, the sealant should fill the seams full and spill over a little, avoid producing space in the glue.

    Dosage

    Using the length (m) of each glue600ml

    Depth/width5mm8mm10mm12mm14mm

    4mm30.0018.75///

    6mm/12.5010.008.33/

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