653 Polyurethane Sealant
653 Polyurethane Sealant is used for the sealing of the joints of the refrigeration compartment, machinery, airport runway, superhighway, and construction.
653 Polyurethane Sealant can strongly stick to most traditional building materials.
2. Application areas
It can be used for airproofing and bonding in all kinds of building materials such as concrete, wood, aluminum, painted metal, polyester, glass, PVC, concrete tile, earthen brick, and chinaware.
3. Technical Parameters
Appearance White, grey, black, cream
Surface Dry Time(min) 30-60
Solidifying Rate(mm/24h) ¡Ý3.0
Solid Content(%) ¡Ý95
Breaking Strength(Mpa) ¡Ý2.0
Breaking Elongation(%) ¡Ý400
Shearing Strength(Mpa) ¡Ý1.6
Tearing Strength(N/mm) ¡Ý7.5
Stability very good
Resistance to low temperature¡ãC -45¡ãC No Fracture
Application temperature¡ãC 5-35
Service temperature(continuous)short term (up to 8 hrs) -40-90 120
The application temperature should be between 5¡ãC and 40¡ãC.Spray the glue on the required area by using either manual glue gun or air-driving glue and the jointing and should clean and dry. After that, please make sure the joint area full of sealant and make it nice.
5. Package and storage
300ml/tube, 48 tubes/carton; 600ml/tube, 20 tubes/carton; 5 & 55 gallons steel keg. Stored under temperature between 5¡ãC to 25¡ãC, and shelf life is 6 months.