Wurth 310 ml adhesive and sealing compound

One-component, very strongly adhesive and elastic polyurethane mass.

• Suitable for various gluing and sealing jobs
• Remains permanently elastic
• Does not shrink when dry
• Hardened mass can be sanded and painted, a preliminary test is necessary
• Excellent adhesion to most materials (wood, stone, steel, glass, aluminum, ABS, PUR, hard PVC, fiberglass, polycarbonate)
• Not suitable for polypropylene, polyethylene, silicone, Teflon, soft plastics
• Storage durability 12 months (+10 °C …+25 °C)


• Applications: Construction, wood and metal industry, car bodies, boats and ships
• Density 1.17 kg / l
• Volume change approx. 7%
• Dry to the touch * (+23 °C, relative humidity 50%) approx. 40-60 min
• Curing time * (+23 °C, relative humidity 50%) approx. 4 mm/24 h
• Hardness Shore A * (DIN 53505) approx. 42
• Elongation at break (DIN 53504) >700%
• Tensile strength (DIN 53504) approx. 2.5 N/mm
• Shear strength (DIN 53283) > 1.7 N/ mm
• Recoverability (DIN 52458 / EN 27389) approx. 90%
• Elongation +-5% of the seam width
• Working temperature +5 °C...+35 °C
• Heat resistance -40 °C...+90 °C
• Short-term heat resistance +120 °C
• Can be painted over
• Can be painted after the mass has dried.
• Test painting necessary.
• Note! Not with alkyd or synthetic resin paints
• Durability Sea and lime water, weak acids and bases, mild detergents
• Lasts for a short time Fuels, mineral oil, vegetable and animal fats and oil