Afã horow a wɔde injection molded ayɛ no yɛ plastic nneɛma a wɔde injection molding kwan so na ɛyɛ na wɔde di dwuma kɛse wɔ kar, ɛlɛtrɔnik mfiri, aduruyɛ, ne ofie mfiri adwumayɛbea ahorow mu. Wɔn fapem a wɔde yɛ adwuma no da adi titiriw wɔ nneɛma abiɛsa mu: nneɛma a wɔde yɛ adwuma, sɛnea wɔyɛ adan, ne sɛnea wɔyɛ no. Saa nneɛma yi bom kyerɛ sɛnea afã horow a wɔde injection molded ayɛ no yɛ adwuma na wɔde di dwuma.
Nea edi kan no, sɛnea ɔfã a wɔde injection nwene no yɛ adwuma no gyina nipadua ne nnuru a ɛwɔ plastic ade no mu so. Nneɛma a wɔtaa de yɛ nneɛma a wɔde twitwiw nneɛma mu ne polypropylene (PP), polyethylene (PE), nylon (PA), ne polycarbonate (PC), a emu biara wɔ ahoɔden, ɔhyew a ɛko tia, ɛko tia nsɛe, ne anyinam ahoɔden a ɛmma anyinam ahoɔden ntumi nkɔ mu no gu ahorow. Sɛ nhwɛso no, nylon ma ɛko tia ɔsɛe ne ahoɔden kɛse, na ɛma ɛfata ma mfiri afã horow; bere a polycarbonate, esiane sɛ ɛko tia nsunsuanso yiye na ɛyɛ nea ɛda adi nti, wɔtaa de di dwuma wɔ mfiri a wɔde hwɛ ade ne adan a ɛbɔ ho ban mu. Nneɛma a wɔpaw no nya ɔfã a wɔde injection nwene no dwumadi so nkɛntɛnso tẽẽ, te sɛ ne hyew a ɛkorɔn-a ɛko tia, nnuru a ɛko tia, ne anyinam ahoɔden su.
Nea ɛto so abien no, nhyehyɛe a wɔde yɛ ɔdan no ho hia na ama wɔatumi ayɛ ɔfã a wɔde injection nwene no dwumadi. Ɔfasu no mu duru kyekyɛ a ɛfata, mpampam nhyehyɛe, ne draft angle nhyehyɛe betumi ahwɛ ahu sɛ afã horow a wɔde injection nwene no akwati sintɔ ahorow te sɛ sink agyiraehyɛde, warping, ne stress concentration bere a wɔreyɛ no. Bio nso, dwumadie nneɛma te sɛ snap-fits, threads, anaa inserts ma afã a wɔde injection molded ayɛ no tumi nya nhyiamu, nkitahodi, anaa fixing dwumadie. Sɛ nhwɛso no, plastic adan a ɛwɔ ɛlɛtrɔnik nneɛma mu no de snap-fit designs a ɛyɛ pɛpɛɛpɛ di dwuma, na ɛma wotumi boaboa ano ntɛmntɛm bere a wɔhwɛ hu sɛ wɔbɛbɔ emu nneɛma ho ban.
Awiei koraa no, injection molding nhyehyɛe no nya ɔfã no pɛpɛɛpɛyɛ ne dwumadi a ɛyɛ den no so nkɛntɛnso tẽẽ. Adeyɛ parameters te sɛ injection nhyɛso, ɔhyew, ne onwini bere hwehwɛ sɛ wɔhwɛ so pɛpɛɛpɛ na ama wɔahwɛ ahu sɛ dimensional pɛpɛɛpɛ na surface quality. Multi-cavity mold designs ne insert molding mfiridwuma trɛw injection molded afã horow no dwumadi mu bio, na ɛma wotumi de dade afã horow bom anaasɛ wotumi yɛ nhyehyɛe a ɛyɛ den.
Sɛ yɛbɛbɔ no mua a, dwumadi fapem a ɛwɔ injection molded afã horow no yɛ nea efi nhyehyɛe a wɔayɛ no yiye a wɔde yɛ nneɛma, nhyehyɛe, ne ɔkwan a wɔfa so yɛ no mu ba. Esiane nkɔso a aba wɔ polymer nneɛma ne mfiridwuma a wɔde nwene nneɛma mu nti, afã horow a wɔde injection nwene ayɛ no ada akansi kɛse adi wɔ nea emu yɛ hare, nea wɔde bom yɛ adwuma, ne ɛka a wɔbɔ ho, na abɛyɛ ade titiriw a ɛho nhia wɔ nnɛyi nneɛma a wɔyɛ mu.
