Alloy wheel rims, a wɔsan frɛ no aluminium alloy wheels, yɛ kar ntwahonan a wɔde aluminium alloy (anaasɛ alloy afoforo a emu yɛ hare te sɛ aluminium-magnesium alloys) na ɛyɛ titiriw denam akwan horow a ɛka ho ne smelting, forging ne casting.
Sɛ wɔde toto -dade ntwahonan nyinaa ho a, alloy ntwahonan yɛ hare (ɛmu duru 10–20% sua), a ɛboa ma pɛtro a wɔde di dwuma no so tew na ɛma sɛnea wɔde di dwuma ntɛmntɛm no tu mpɔn; wɔsan nso ma ɔhyew a ɛkyɛn so, ɛko tia nsɛe ne afɛfɛde a wɔde yɛ nneɛma pii, na ɛma wotumi sɛe ɔhyew a ɛkɔ soro a ɛba bere a wɔrebɔ breki no ntɛmntɛm na wɔnam saayɛ so tew asiane a ɛwɔ hɔ sɛ ntwahonan no bɛsɛe no so.
Nneɛma a Wɔyɛ
Wogyina ɔkwan a wɔfa so yɛ so no, wɔkyekyɛ ntwahonan a wɔde afrafra mu titiriw ayɛ no ntwahonan a wɔabɔ (a ne bo sua na wɔde di dwuma kɛse wɔ nneɛma a wɔyɛ mu) ne ntwahonan a wɔayɛ (a ɛma ahoɔden a ɛkorɔn ne emu duru a emu yɛ hare, na wɔtaa de di dwuma wɔ kar a ɛyɛ adwuma yiye mu).
Wɔnam nhyɛso a ɛyɛ tɔn mpempem anaa mpempem du mpo so na ɛyɛ ntwahonan a wɔayɛ no atoro de mia aluminium ingots a ɛyɛ den no tẽẽ ma ɛnyɛ nea ɛfata, te sɛ ‘dade a wɔde ayɛ ntwahonan’. Wɔn su ne ahoɔden a ɛkorɔn, emu duru a emu yɛ hare, pɛtro a wɔde di dwuma yiye ne sɛnea wɔde di dwuma yiye. Nanso, wɔyɛ ntwahonan a wɔabɔ no denam aluminium a wɔma ɛyɛ hyew ma ɛyɛ nsu, hwie gu nkuku mu na wɔma ɛyɛ nwini na ɛyɛ den so. Saa nhyehyeɛ yi yɛ mmerɛw, ɛho ka{3}}yɛ papa na ɛma kwan ma wɔyɛ nhyehyɛɛ ahodoɔ pii. Nsonsonoe a ɛda abien no ntam no gyina sɛnea wɔyɛ no titiriw, na ɛde nsonsonoe kɛse ba wɔ adwumayɛ, emu duru ne ne bo mu.
Nhwehwɛmu a Wɔde Toto Ho
| Aguade no Edin | Ntwahonan a wɔayɛ no atoro | Ntwahonan a wɔtow gu |
| Dade a Wɔde Yɛ Nneɛma | molecule nhyehyɛe a ɛyɛ den yiye, a enni porosity anaasɛ looseness | ebia ntini nketenkete na ɛwɔ mu, a ne nhyehyɛe no yɛ mmerɛw kakra |
| Ahoɔden ne Nneɛma a Ɛyɛ Den | Ahoɔden a ɛkorɔn yiye na ɛko tia nsunsuanso a ɛkyɛn so; nanso, wonni toughness-bere a ɛnyɛ den sɛ wɔbɛbubu bere a wɔde basabasayɛ abɔ wɔn no, wobetumi abubu koraa. | Ahoɔden a ɛkɔ fam ne denden pa; ɛda adi sɛ wɔbɛkotow na wɔasɛe bere a wɔde basabasayɛ abɔ wɔn, na wɔnam saayɛ so twetwe ahoɔden a wɔde bɔ wɔn ho ban no. |
| Muduro | nea emu yɛ hare; 15–20% yɛ hare sen ntwahonan a wɔatow a ne kɛse yɛ pɛ | nea emu yɛ duru |
| Nneɛma a Wɔayɛ ne Sɛnea Wɔyɛ | Esiane anohyeto ahorow a ɛwɔ ɔkwan a wɔfa so yɛ no mu nti, wɔn nhyehyɛe no nyɛ den koraa, nanso wɔde mfiri a wɔde yɛ nneɛma pɛpɛɛpɛ a ɛkorɔn koraa ma. | Wɔyɛ ahorow ahorow pii na wotumi fa adwini ahorow a ɛyɛ den na ɛyɛ nwonwa. |
| Boɔ | Soro; ɔkwan a wɔfa so yɛ no yɛ nea ɛyɛ den, na ɛka a wɔbɔ no boro ntwahonan a wɔabɔ no so mpɛn pii, anaasɛ ɛboro saa mpo | Fam; ɛfata ma high-volume production; sika a ɛsom bo a ɛkyɛn so |
Sɛ worepaw alloy ntwahonan a, ɛsɛ sɛ wugyina w’ahiade ankasa so kari nea wubetumi apaw. Sɛ wopɛ abusua da biara da a, paw die-cast wheels, a ɛma sika a ɛsom bo pa, ɛba wɔ akwan horow pii so, na ɛhwɛ hu sɛ wobɛkɔ baabi a ahobammɔ wɔ. Sɛ worehwehwɛ ntwahonan a emu yɛ hare na ama woatumi adi ho dwuma yiye, anaasɛ wowɔ nsakrae ho ahwehwɛde ahorow a, susuw ntwahonan a wɔayɛ no atoro, a ɛma ahoɔden kɛse nanso ne bo yɛ den no ho.
Bio nso, ɛsɛ sɛ wohwɛ yiye titiriw bere a woreyɛ ntwahonan akɛse no. Mfa anifurae nni akɛse akyi; ɛho hia sɛ wɔhwɛ hu sɛ ɛne mfitiase kar no mu nneɛma atitiriw te sɛ bolt pattern, offset (ET value) ne center bore hyia pɛpɛɛpɛ. Sɛ wɔantumi anyɛ saa a, ebetumi ama ayɛ den sɛ wɔde besisi hɔ, ɔkwan no awosow anaasɛ ahobammɔ mpo bɛba. Sɛ woretɔ a, ɛyɛ papa sɛ wode nneɛma a atwam wɔ aban adansedi krataa a ɛkyerɛ sɛ ɛyɛ papa no bedi kan na woahwɛ yiye ahwɛ ntwahonan no ani sɛ ebia sintɔ ahorow te sɛ porosity, mpaapaemu anaa burrs. Kwati nneɛma a enni ahyɛnsode, a wonni adansedi krataa ‘abiɛsa-no’ wɔ baabiara a ɛbɛyɛ yiye na ama woahwɛ ahu sɛ ahobammɔ wɔ karka mu.