Nural- 21 Grey (Set of 2 Tubes 22 cm³.)

Nural- 21 Grey (Set of 2 Tubes 22 cm³.).
- Set of 2 22 cm³ tubes.
- Mixing time: 40 minutes are available to mix and apply the product. Handling time: 3 hours. Hardening time: after 12 hours it can withstand 100 kg/cm2.
- Shear tensile strength (according to EN 1465): 160 kg/cm2 (24 hours, 23ºC, steel). Temperature resistance: from -30ºC to +150ºC. Dielectric strength (UNE 53030): 10.5kv/mm.
- Expansion coefficient: (UNE 53126) 6.43 x 10-5. Thermal conductivity coefficient: (UNE 92202) 0.15kcal/hmºC. Liquid resistance: resistant to water, oil and common solvents. Also resistant to diluted acids and alkalis.
- It does not contain solvents and does not alter its volume when hardened. Product colour: grey. Mixing and handling times may be accelerated if a large quantity of product is mixed. It adheres to iron, steel, stainless steel, chrome-plated steel, nickel-plated steel, aluminium, copper, brass, tin and lead. It is also suitable for glass, crystal, fibreglass, plastics, wood, marble and cement. Pattex Nural 21 bonds, repairs and fills permanently. Once hardened it can be sanded, polished, treated, machined and painted. It is ideal for covering cracks and pipes, tanks and metal parts.