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Korapur 840/45 30kg two-component polyurethane adhesive for metals, polyester-glass laminates, flexible, beige, time 45 min.
Description
For the glue, you need to buy Koracur TH 650 hardener
Körapur 840/45 30kg
Körapur 840/45 is a two-component polyurethane adhesive with semi-structural properties, which was developed for industrial applications requiring high strength and flexibility. Its advantage is a wide range of working time profiles, which allows the gluing process to be adapted to various production conditions. This adhesive is free from solvents and plasticizers, which makes it environmentally friendly and user-friendly.
Applications
- Automotive industry
- Building structures
- Industrial assembly
- Transport industry
- Assembly of side walls, floors and roofs in trailers
- Sandwich structures
Properties
- High impact resistance
- No significant shrinkage during curing
- Various working time profiles
- Free from solvents and plasticizers
Technical parameters
| Parameter | Value |
|---|---|
| Density (Part A) | 1.6 g/cm³ |
| Color | Beige |
| Mix ratio (weight) | 5:1 |
| Mix ratio (volume) | 4:1 |
| Processing temperature | 15°C to 25°C |
| Potlife | From 2 to 45 minutes (depending on the version) |
| Tensile strength | 12 MPa |
| Shore D hardness | 65 |
| G10 module | 80 MPa |
| Operating temperature range | -160°C to 90°C (short-term resistance to 120°C) |
Storage and use recommendations
- Store at temperatures between 15°C and 25°C, in originally sealed containers
- Shelf life is 12 months from the date of production
- The product is sensitive to moisture - avoid contact with moisture before and during application
- Tools should be cleaned immediately after use, using appropriate cleaning agents, e.g. Körasolv PU
Surface Preparation Before Bonding
- Properly degrease and clean the surfaces.
- Apply a suitable primer to the cleaned surface.
Safety
Before using the product, read the Safety Data Sheet (MSDS). The product should be used in accordance with the manufacturer's recommendations and applicable occupational health and safety regulations. Avoid contact with eyes and skin. In case of contact, immediately rinse the area with plenty of water.
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