Ponena za zotsatsa zotsatsa, aliyense ayenera kuganizira zopeweka ziweto ndi pvc, koma mumadziwa zochuluka motani za zilembo zopangidwa ndi chiweto ndi pvc? Lero, ndiroleni ndikuwonetseni:
Kusiyana 1
Mawonekedwe opangira ndi osiyana:
PVC, ndiye kuti, polyvinyl chloride, utoto woyambirirawo umakhala wowoneka bwino komanso wokongola.
Pet, ndiye kuti, polyethylene terephthalate, ali ndi vuto labwino kwambiri.
Mphamvu ya zopangira ndizosiyana:
PVC, ndiye kuti, polyvinyl chloride, ali ndi chidziwitso chabwino kuposa polyethylene ndi polystyrene, koma woipa kuposa polyethylene. Imagawidwa kukhala yofewa komanso yolimba polyvinyl molingana ndi kuchuluka kwa ma firefiers omwe amagwiritsidwa ntchito. Zogulitsa zofewa ndizofewa komanso zovuta, ndipo zimamverera zomata. Mphamvu yazinthu zolimba ndizapamwamba kuposa zotsika kwambiri polyethylene, koma zotsika kuposa za polypropylene, ndipo zoyera zidzachitika molunjika.
Pet, ndiye kuti, polyethylene terephthalate, ali ndi mphamvu yovuta kwambiri komanso yopatsirana kuposa polyethylene ndi polyvinyl chloride, ndipo sikophweka kusiya.
Kugwiritsa ntchito kwa zinthu zopangira ndizosiyana:
PVC, ndiye kuti, zinthu zomwe zimachitika polyvinyl: matabwa, mapaipi, mawonekedwe a nsapato, zoseweretsa, mawindo, zikopa, etc.
Pet, ndiye kuti, kugwiritsa ntchito kofala kwa polyethylene terephthate
Kusiyanitsa 2
1. PVC siyikubwezeretsanso, koma chiweto chimakonzedwa;
2. Ngati mumagwiritsa ntchito mabotolo a pet ndi mapepala a PVC, muyenera kuchotsa zilembo za PVC mukakonza mabotolo; pomwe zilembo ziweto siziyenera kuchotsedwa;
3. Pet ili ndi katundu wabwino kwambiri, wokhala ndi zoopsa zotsutsa, zotsutsana ndi kutentha kwambiri komanso zinthu zina;
4. PVC ndi chiweto zili ndi zofananira. Ili ndi kusinthasintha kwabwino ndi kufewetsa kuposa pet, koma pvc ali ndi vuto losauka ndipo limasokoneza chitetezo cha chilengedwe.
5. Pet nthawi zambiri imakhala ndi ziweto zoyera kapena chiweto chowonekera, ndipo imatha kupangidwanso ndi golide kapena siliva, zomwe zimawoneka zokongola kwambiri.
6. Zithunzi za Pet ali ndi katundu wabwino, kukana mphamvu, kukana mafuta ndi kukana mafuta. Kupitilira kwa kutentha komanso kuchepa kwapamwamba komanso kulimbanso kuposa mapulasitiki ambiri, motero zomata zakhitchini timangoona zimapangidwa ndi zojambulazo za aluminium.
7. Zinthu za Pet zimawoneka bwino komanso zofewa pansi pa 25u. Amagwiritsidwa ntchito makamaka pa njinga yamoto ndi mafotokozedwe ena amagetsi. Zoyera zoyera zimagwiritsidwa ntchito makamaka m'makalata a foni a foni, etc.
8. Kusiyanitsa kwakukulu kuchokera ku pvc ndikuti ali ndi bata la matenthedwe ndipo amakalamba mosavuta ndi kuwala, kutentha ndi mpweya. Kuphatikiza apo, zowonjezera zambiri zoopsa nthawi zambiri zimawonjezeredwa pakupanga kwa PVC.
Kusiyanitsa 3
Ziweto: Mphamvu, zolimba, zolimba, zazikulu, mawonekedwe owala, chilengedwe chochezeka, owoneka bwino ndi ma sket. Zovuta ndichakuti kutentha kwapamwamba kwambiri kumakhala kovuta kwambiri ndipo mtengo wake ndiwokwera mtengo kuposa pvc. Izi nthawi zambiri zimasinthidwa ndi pvc ndi ogwiritsa ntchito omwe amafunikira zinthu zabwino komanso kutetezedwa chilengedwe. Zipangizo zanyama nthawi zambiri zimagwiritsidwa ntchito kupanga mabotolo apulasitiki, mabokosi a chakudya, etc.
PVC: Zambiri zogwiritsidwa ntchito kwambiri zomwe zimakhala zofewa, zolimba, ndi pulasitiki. Itha kupangidwa zowonekera komanso mitundu yosiyanasiyana. PVC imagwiritsidwa ntchito nthawi zambiri imagwiritsidwa ntchito popanga zamagetsi zamagetsi, zodzola, zoseweretsa, mphatso, ndi zina.
Post Nthawi: Jul-17-2024