Wɔ adansi mfiri mu no, wɔde backhoe loaders di dwuma kɛse wɔ nnwuma pii te sɛ adansi, tu a wotu ne kuayɛ mu esiane sɛ wotumi yɛ nneɛma pii na ɛyɛ adwuma yiye nti. Nanso, sɛnea nnwinnade no yɛ adwuma ne sɛnea ɛyɛ adwuma no gyina nneɛma a wɔpaw so kɛse. Ɛnyɛ sɛ nneɛma a ɛfata no betumi ama nnwinnade no adwumayɛ atu mpɔn nko, na mmom ɛbɛtew ka a wɔbɔ wɔ nsiesie ho no so na ama ɔsom adwuma no atra hɔ. Saa asɛm yi bɛhwehwɛ nneɛma atitiriw a ɛbɛma wɔapaw backhoe loader no.
Nea edi kan no, mpɛn pii no, ɛho hia sɛ backhoe loaders no afã horow a ɛyɛ structure parters no gyina nneɛma a ɛkɔ soro-desity loads ne adwumayɛ tebea a emu yɛ den ano, enti dade a wɔpaw no ho hia kɛse. High-Ahoɔden a ɛba fam-Alloy Steel (HSLA) ne nea edi kan a wɔpaw esiane n’ahoɔden ne ne tirim a ɛyɛ den nti. Saa dade yi betumi atew nnwinnade no mu duru so na ama pɛtro a wɔde di dwuma no atu mpɔn bere a ɛhwɛ ma ahoɔden a wɔde yɛ adwuma no yɛ adwuma no. Bio nso, mfiri a wɔde yɛ asase ani te sɛ shot peening ne galvanizing nso betumi ama corrosion resistance of steel no atu mpɔn yiye na atrɛw nnwinnade no mu nkwa nna mu.
Nea ɛto so abien no, hydraulic system no afã horow a ɛwɔ backhoe loaders mu no wɔ nneɛma a wɔhwehwɛ a ɛyɛ katee saa ara. Hydraulic cylinders ne piston abaa no taa yɛ chrome-plated steel a ɛbɛma wear resistance ne corrosion resistance atu mpɔn. Ɛnyɛ sɛ chrome plating layer no brɛ friction ase nko, na mmom esiw efĩ a ɛwɔ hydraulic oil no mu no nso kwan sɛ ɛbɛsɛe dade no ani. Bio nso, ɛsɛ sɛ nsɔano ne hose a wɔpaw no nso susuw nhyɛso a ɛkorɔn ne ɔhyew a ɛkɔ soro a ɛko tia ho na ama wɔahwɛ ahu sɛ hydraulic nhyehyɛe no bɛyɛ adwuma yiye.
Wɔ wear-afã horow a ɛko tia, te sɛ bokiti ne breakers ho no, wɔde manganese dade a ɛkorɔn di dwuma kɛse esiane nea ɛyɛ papa a ɛko tia sɛnea ɛho ayɛ fĩ ne nea ɛko tia nsunsuanso nti. Manganese dadeɛ a ɛkorɔn no bɛma nsunsuansoɔ a ɛyɛ den aba berɛ a wɔde wɔn ho ahyɛ nkɛntɛnsoɔ a emu yɛ den mu, na ɛnam so ama ɔfasuo no ayɛ den na atrɛ ɔsom nkwa nna mu. Bio nso, nnwinnadeɛ bi a ɛkorɔn-End nso de nneɛma a wɔabom ayɛ anaa ceramic coatings bedi dwuma de ama wear resistance atu mpɔn.
Nea etwa to no, wontumi mmu ani ngu nneɛma a wɔpaw no mu wɔ anyinam ahoɔden nhyehyɛe no afã horow no ho. Mpɛn pii no, wɔde nneɛma a ɛko tia ɔhyew a ɛkɔ soro, nea ɛyɛ ngo ne anti-abɔ nhama na ɛyɛ nhama ne nhama a ɛka bom no de hwɛ hu sɛ wotumi de ho to so wɔ mmeae a ɛyɛ den. Bere koro no ara mu no, ɛsɛ sɛ ɛlɛtrɔnik nneɛma a wɔde bɔ ho ban no nso du IP67 anaa nea ɛboro saa na asiw mfutuma ne nsu a ɛbɛkɔ mu no ano.
Sɛ yɛbɛbɔ no mua a, ɛsɛ sɛ nneɛma a wɔpaw ma excavator loaders no susuw nneɛma pii te sɛ ahoɔden, ɔporɔw a ɛko tia, corrosion resistance ne ɛka ho. Ɛdenam nneɛma a ɛfata a wɔpaw nkutoo so na wobetumi ahwɛ ahu sɛ nnwinnade no bɛyɛ adwuma yiye na ayɛ no pintinn wɔ adwumayɛ tebea ahorow mu, na ɛnam so ama mfaso kɛse aba wɔn a wɔde di dwuma no so.
