Nā ʻāpana Excavator E120B ʻO ka mea lawe kaila

ʻO ka Caterpillar E120B carrier roller he mea chassis koʻikoʻi i hoʻololi ʻia i ka excavator Caterpillar E120B. ʻO ka nui o ka huila axle, kino huila, hui huila, a me nā mea ʻē aʻe. i hana ʻia me 40mn2 kila forging a me nā kaʻina hana ʻē aʻe, me ka ikaika kiʻekiʻe a me ke kūpaʻa ʻana, a he ʻōnaehana hoʻopaʻa a me ka lubrication maikaʻi, hiki ke kākoʻo maikaʻi a alakaʻi i nā ala, mālama i ka neʻe ʻana o ka track a me ka neʻe laina, e hoʻemi i ka friction ma waena o nā ala a me ka lepo a me ka haʻalulu, a hoʻomaikaʻi i ka hana o ka excavator, hana a me ke ola track.