1. Single part polyurethane sealant
2.Good adhesion property
3. Weatherpoof & waterproof
Visbella-729 Windshield PU Sealant
Visbella-729 Windshield PU Sealant is single part polyurethane based, high modulus sealant, which cures on exposure to atmospheric moisture to form elastomeric mastic.
Visbella-729 Windshield PU Sealant has excellently water-proof, high bonding strength, oil resistant, aging resistant, salt fog resistant, and can bear long time vibration.
Visbella-729 Windshield PU Sealantoffers excellent adhesion on glass and metal, it is most suitable for bonding windshield in the automotive industry.
Non-corrosion to substrates;
Thixotropic ,no sag.
Little Volatile Odor
High modulus & tensile strength
Excellent adhesion on glass and metal surface
Paint-spray able Surface
Appearance black, smooth paste
Solids content 99%
Flash point > 230F (110 °C )
Weight per volume 9.9 lbs/gal
Specific gravity 1.2
Tack-free time skins in 10 minutes
after application at 72F (22C) and 50% RH
Working time 8-10 minutes
Full cure less than 24 hours
at 72F (22C) and 50% RH
Cured physical properties
Shore A hardness 45-50
(7 days at room temperature)
Elongation > 600%
Tensile strength > 1000 psi
Scope of application
Sealing windows windshield assembly, body assembly and other components.
vehicle windshield repair market, the bond side windows, refrigerated cars, glass curtain wall, such as welding seams sealed;
seams sealed, glass caulking seal, envelope seals, and other general gap seal.
boxes, van, activities of the board of the seam sealing, bonding between steel and aluminum.
visual part of the vehicle body and general joint sealing, such as skirts, trunk lid, the vehicle roof, air conditioning.
12 months in unopened packaging in a cool and dry storage place at temperatures between +5°C and 25°C.
Grey, black and white.
Also we can produce the sealant with special color upon customers' requirement.
Sausage: 400ml, 600ml