De Kaiyuanzhichuang Rock Aarm ass d'Häerz vun der Hyundai 1200 Ecavatator, et ass aus dem Concours.
Rock Arm, as a multi-purpose modified arm, is suitable for mining without blasting, such as open-pit coal mines, aluminum mines, phosphate mines, sand gold mines, quartz mines, etc. It is also suitable for rock excavation encountered in basic construction such as road construction and basement excavation, such as hard clay, weathered rock, shale, rock, soft limestone, sandstone, etc. It has good effects, high equipment Schwiereg, niddereg Versoen Taux, héich Energieeffizienz am Verglach zum Breakers, an niddereg Geräischer. Rock Aarm ass déi éischt Wiel fir Ausrüstung ouni Spärbedingungen.
