High Strength One Component Polyurethane Structural Sealant for Construction PU829

PROPERTY UNITS LIMITS VALUES Appearance Black, paste / Density g/cm3 Standard values±0.1 / Extrudability ml/min ≥60 100 Sag, mm 0 0 Tack free time min 10～30 20 Curing speed mm/d ≥3.0 3.5 Non-volatile content % ≥95 96 Hardness Shore A 50～60 55 Tensile Strength MPa ≥4.0 4.5 Elongation of break % ≥400 450 Tear Strength N/mm ≥8.0 9 Tensile shear strength MPa ≥2.5 3.0 Working temperature C -40～90 -40～90 #Product Description PU829 is a single-component room temperature moisture