PU 2KR28

PU 2KR28 is a two-component RIGID polyurethane-based adhesive

Thixotropic only after mixing the two parts, odorless, black or natural color that polymerizes at room temperature, for the semi-structural bonding of a wide range of materials such as thermoplastics, steel, aluminum, cement, wood and glass.

FCA – Volkswagen – Iveco approved

  • Open time: 5 minutes.
  • Viscosity: 50,000 mPas (mixed parts)
  • Tensile strength 22 MPa
  • Elongation at break 20%
  • Hardness 75 D
  • Color: Black -Translucent
  • Packaging: 50 ml – 400 ml – Drums

Attachment

TDS PU 2KR 28_ENG

Description

PROPERTIES COMPONENT A COMPONENT B
CHEMICAL NATURE Polyol MDI
COLOUR Black / Translucent Amber
APPEARANCE Liquid Liquid
DENSITY @ 25 °C 1,04 g/ml 1,20 g/ml
VISCOSITY @ 25 °C 1000 mPa.s 800 mPa.s
MIXING RATIO BY VOLUME 1,00 1,00
MIXING RATIO BY WEIGHT 0,85 1,00
TYPICAL CHARACTERISTICS OF THE FINAL SYSTEM
COLOUR Black / Translucent
APPEARANCE Thixotropic
DENSITY 1,12 g/ml
VISCOSITY 50000 mPa.s
APPLICATION TEMPERATURE +10 / +30 °C
OPEN TIME (10 g @ 20°C) 5min
FIXTURE TIME (10 g @ 20°C) 15min
FULLY CURED TIME (10 g @ 20°C) 480 min
EXOTHERMIC PEAK OF REACTION 50 °C
HARDNESS 75Shore D
MINIMUM GAP FILL 0,20 mm
TENSILE STRENGHT 22 N/mm2
ELONGATION AT BREAK 15 %
RESISTIVITY 5.4 x1012 Ωxcm
TEMPERATURE RESISTANCE – 36 / + 100 °C

Additional information

Specific work-setting (component)

Operating Temperature <0 ° C, STATIC bonding-line <100 cm (LIGHT HANDLING)

Type of joint (application mode)

BEAD – OVERLAP, SMALL POINT – DROP

Adhesive Working Time

< 10 MINUTES

Adhesive Fixture Time

10 ÷ 30 MINUTES

Substrates (suitable adherings match))

CARBON FIBER-REINFORCED COMPOSITES # GLASS REINFORCED FIBER COMPOSITES, GLASS REINFORCED FIBER COMPOSITES # GLASS REINFORCED FIBER COMPOSITES, HIGH ENERGY SURFACE THERMO-PLASTIC POLYMERS # CARBON FIBER-REINFORCED COMPOSITES, HIGH ENERGY SURFACE THERMO-PLASTIC POLYMERS # GLASS REINFORCED FIBER COMPOSITES, HIGH ENERGY SURFACE THERMO-PLASTIC POLYMERS # HIGH ENERGY SURFACE THERMO-PLASTIC POLYMERS, SEMI-FINISHED BUILDINGS # SEMI-FINISHED BUILDINGS, WOOD # GLASS REINFORCED FIBER COMPOSITES

component sector/process

AUTOMOTIVE – TRUCK – BUS – AGRICULTURAL, FORESTRY MACHINES, INDUSTRIAL COMPONENTS, MILITARY DEFENCE, TRAINS

Type of failure mode (after joint stress)

ADHESIVE (bonding failure between adhesive and adhering: no residue on substrates)

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