Are Dirty Holes Bad For Mechanical Bolts

Podobni Video posnetki:
15.01.2021 | Čudovit dan
Čudovit dan - 15.01.2021Beautiful day...
09.10.2021 | Comicijev raz | Glinscica
Glinscica - Comicijev raz - 09.10.2021Val Rosanda, Emilio Comici...
07.10.2021 | Mountain Warfare Centre of Exellence | Kongres NATO
Kongres NATO - Mountain Warfare Centre of Exellence - 07.10.2021...
03.01.2021 | Špica v Sedelcih
Špica v Sedelcih - 03.01.2021 (Mavrinc, Kumleh)...
30.12.2020 | preizkus | Rateče | Macesnovec
Macesnovec - Rateče - preizkus - 30.12.2020 (ECT)...
Opis:
We are supposed to clean holes we drill in rock before installing bolts. We already tested glue in bolts with epoxy and found it to be super strong enough. Now we are testing mechanical bolts in this video