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TENGYU DYNAMIC

Specializing in silicone adhesive and sealant research and development, production, sales in one of the national high-tech enterprises

Waterproof sealant use tips

2022-11-25 14:58:32

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“ 1, pretreatment before glue, need to be pretreatment, the combined surface of oi ”

1, pretreatment before glue, need to be pretreatment, the combined surface of oil, water, rust and dust and other dirt clean, if the combined surface has the waterproof layer formed before waterproof glue or other waterproof material, must remove the old rubber layer dry, net after construction.

2, the glue will be coated waterproof sealant directly on the bonding surface, you can also choose to use a scraper, brush to glue, when the glue should be continuous, uniform, not lack of glue, coating thickness depends on the processing accuracy of the bonding surface, smoothness, gap size and other conditions, such as sealing gap hours glue amount should be thinner.

3, dry waterproof sealant needs to dry, otherwise the solvent between the bonding surface gradually volatilized, make the rubber layer shrink, produce bubbles, thus reducing the sealing performance, drying time is not long, for the attachment type and dry stripping type of glue drying time is generally 2~3min; Silicone sealant is solvent free without drying time.