1. Single part polyurethane sealant
2. Used for eyeable parts and common joints of car bodywork
JOINFLEX 122 Polyurethane Bonding Sealant
JOINFLEX 122 Polyurethane Bonding Sealant is a one part, neutral cure, solvent free polyurethane sealant with high adhesion strength, good elasticity, aging resistant, vibration exhaustion resistant and multi coatings paintable.
JOINFLEX 122 Polyurethane Bonding Sealant has high adhesion strength, good elasticity, aging resistant, vibration exhaustion resistant and multi coatings paintable.
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
As Supplied – tested at 23°C±2°C, RH50%±5%:
Aspect: Thixotropic Paste
Gravity, g/cm3 1.25~1.35
Tack Free Time, min. 30~60
Extrudability, ml/min. ≥80
Sag/Slump, mm ≤1
Curing depth, mm/24hr 3
Service Temp, °C -50 ~+90 (continuous)
+120 short time (up to 8 hrs)
Application Temp, °C +5~+45
As Cured – tested at 23°C±2°C, RH50%±5%:
Hardness, 24H, Shore A ≥15
Hardness, 7d, Shore A ≥35
Depth of curing, 24H, mm ≥3
Depth of curing, 7d, mm ≥6
Recovery of elastic, % ≥80
Tensile modulus(MAX), MPa ≥3.0
Modulus at 100% elongation, MPa ≥1.2
Peel strength, N/mm ≥10
Shear strength, MPa ≥2.5
Elongation at break, % ≥450
Solid content, % ≥95
Resistance to dilute acids and bases General
Water and salt spray resistance Good
Compatibility with paints Yes
JOINFLEX 122 Polyurethane Bonding Sealant can be used on eyeable parts and common joints of car bodywork, like front and back panier panel; engine cabin, luggage cabin, floor, car door, car fundus, gasoline entrance, wing beard and fold parts.
JOINFLEX 122 Polyurethane Bonding Sealant is also suitable for visible joints, e. g. for gap filling around windows in bus, coach, and train assembly.
JOINFLEX 122 Polyurethane Bonding Sealant is suitable for Vehicle and car body construction, bonding of side panels and roof in bus construction, container and caravan con-construction, ship and metal construction.
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.