51 31 ... Notes on gluing windshield and rear window (Protection): Glues:
For gluing work, only use BMW-approved 1-component polyurethane adhesives.
- For cold application: Sikaflex 255 FC.
- For hot application: SikaTack - Ultrafast.
To apply a uniform glue bead to window, use cartridge pistol, operated with compressed air or electric power.
NOTE:
When using SikaTack - Ultrafast (hot process):
Sealed glue:
If this time period is exceeded, the adhesive will be damaged:
- Heat up glue for one hour in cartridge oven to 80°C.
- Remove hardened adhesive compound before continuing work.
Sealed glue:
- can be heated up several times,
- may only be stored when heated to 80°C for a maximum of 10 hours.
If this time period is exceeded, the adhesive will be damaged:
- the adhesive must not be used further the adhesive must be disposed of in accordance with the relevant regulations.