Technical specifications of polyurethane sealant PU 40 Zetx Glue type PU polyurethane sealant PU 40 packing      290 ml cartridge Chemical nature  Polyurethane Passionate difficulty A 35 - 45 Density (g / ml) Black 1.31 / Gray 1.33 / White 1.35 Temperature resistance range -40 to +90 / +120 (alternate) Tensile strength  1.8 N / mm2 number in the box 12 pieces Color Black, white, gray