PET nnuaba nnaka a wɔtow gu yɛ plastic nkuku a wɔtaa de gu mu wɔ nnwuma a wɔde kyekyere nnuan mu, a wɔde kura nnuaba a wɔatwitwa, strawberry, kiwi, ne nnuaba afoforo a wɔayɛ no foforo titiriw. Ne dwumadie titire ne sɛ ɛbɛda afiri no su adi denam adwini a ɛda adi so, berɛ a ɛde vacuum forming mfiridwuma redi dwuma de ayɛ ɔdan a ɛyɛ den na wɔakwati ɔsɛeɛ a ɛnam nhyɛsoɔ a ɛba berɛ a wɔde rekɔ anaa wɔde rekyerɛ no. Saa nnaka a wɔde kyekyere nneɛma yi taa wɔ-layer flip-top design biako, a ɛma ɛyɛ mmerɛw sɛ wobenya na ɛtew nsu a ɛyera denam akataso a wɔatoto mu so, na ɛnam so ma wɔn nkwa nna kyɛ.
Mfiridwuma nnyinasosɛm ne nhyehyɛe a wɔahyehyɛ
PET (polyethylene terephthalate) ne ade titiriw a wɔde yɛ saa adaka a wɔde kyekyere nneɛma yi, na ɛyɛ polyester a wɔde thermoplastic a wotumi san de di dwuma bio. Wɔnam thermoforming so na ɛyɛ ne yɛ: bere a wɔahyɛ PET krataa no hyew ma ayɛ mmerɛw akyi no, wɔde vacuum-adsorbed gu nkuku no ani ma ɛyɛ nsusuwii a wɔahyɛ ato hɔ, na bere a ayɛ nwini akyi no, wɔpopa no na ama wɔanya ade a wɔawie no. Wɔ nhyehyeɛ mu no, adaka no nipadua titire yɛ adeɛ baako-layer transparent cavity, a flip-top anaa independent lid wɔ soro. Nsusuwii binom de snap-fit anaa adhesive structures di dwuma de ma nsɔano no yɛ kɛse. Mfasoɔ a ɛwɔ vacuum forming so ne sɛ ɛtumi yɛ nsusuiɛ a ɛyɛ den ntɛmntɛm ne ne nneɛma a wɔde di dwuma kɛseɛ, na ɛma ɛfata ma nneɛma akɛseɛ-yɛ.
Fa nsɛm ne dwumadi mu nsakrae di dwuma
Ade titiriw a wɔde di dwuma wɔ saa nneɛma a wɔde kyekyere nneɛma yi mu ne nnuan a wɔtɔn ne nea wɔde kɔma. Nneɛma a ɛda adi pefee no ma wotumi hu sɛnea nnuaba no yɛ foforo tẽẽ, na ɛtew adetɔfo dadwen a ɛfa sɛnea ɛyɛ papa ho no so; single-layer nhyehyeɛ no hwɛ hu sɛ ahoɔden bere a ɛtew nneɛma no mu duru so, di ahwehwɛde a emu yɛ hare ho dwuma; na flip-top design no kari pɛ wɔ sealing ne sɛnea ɛyɛ mmerɛw sɛ wobebue mu, na ɛma ɛfata titiriw ma tebea horow a ɛhwehwɛ sɛ wɔde di dwuma mpɛn pii, te sɛ mmeae a wotwitwa nnuaba wɔ aguadidan akɛse mu anaa nnuan a wɔde kɔma. Nea ɛka ho no, ade no boa ma wotintim ahyɛnsode ahorow a wɔde tintim ahyɛnsode ahorow de di aguadifo ahiade ahorow a ɛfa nneɛma a wɔde kyekyere nneɛma a wɔayɛ ama wɔn ankasa ho no ho dwuma.
Mfiridwuma mu Nsɛntitiriw ne Adwumayɛ Ankasa
Sɛ wɔde toto plastic nnaka a wɔde di dwuma wɔ amanne kwan so ho a, PET nneɛma ma ɛyɛ nea ɛda adi kɛse na ɛhyerɛn, na ɛda nnuaba kɔla adi yiye. Nnuru a ɛko tia no nso korɔn sen nneɛma te sɛ PVC, na ɛma ɛnyɛ den sɛ ɛne nnuaba a acid wom (te sɛ bayberries) nyɛ adwuma. Nnaka a wɔde thermoforming kwan no yɛ no wɔ anoano a ɛyɛ pɛ, na ɛma ɛko tia kɛse na ɛbubu bere a wɔde rekɔ no. Ɛdenam nkuku nhyehyɛe a ɛyɛ papa so no, adeyɛ kwan no betumi anya da biara da aba a ɛyɛ asinasin 10,000 a wɔde nnafua 10-20 na ɛde bɛkɔ, na ama afata ama adetɔ pii ahiade. Ɛfata sɛ yɛhyɛ no nsow sɛ nneɛma bi de nneɛma a wɔde yɛ ɔbaabun na edi dwuma sen sɛ wɔde nneɛma a wɔasan de adi dwuma bedi dwuma, na ɛtew asiane a ɛwɔ hɔ sɛ hua anaa efĩ befi baabi a efi no bɛba no so.
Nneɛma a Wɔyɛ no Sɛnea Wɔpɛ ne Nea Wɔdi So
Wobetumi ayɛ saa nnaka a wɔde kyekyere nneɛma yi sɛnea ne kɛse te, sɛnea ɛte, anaasɛ wɔde nneɛma a ɛyɛ adwuma (te sɛ ntokuru a mframa fa mu anaa nneɛma a wɔde kyekyɛ nneɛma mu) aka ho sɛnea ɛho hia. Bere a yɛreyɛ adwuma na yɛayɛ no sɛnea wɔpɛ no, yɛhwɛ hu sɛ nneɛma no hyia amanaman ntam aduan ahobammɔ gyinapɛn ahorow. Sɛ wode ahyɛnsodeɛ bi ka ho a, ɛsɛ sɛ wopaw food-grade ink na wɔakwati sɛ wɔbɛdi nkitaho tẽẽ wɔ layer a wɔatintim ne emu nsɛm no ntam. Wɔ nnuaba a ɛsɛ sɛ wɔde sie bere tenten ho no, wɔkamfo kyerɛ sɛ wɔpaw ɔkwan a wɔfa so kata so na ama mframa no akɔ mu kɛse, nanso ɛsɛ sɛ wɔhwɛ yiye na wɔakwati sɛ wɔbɛkata so koraa, na ebetumi ama ayɛ nea mframa nnim.
