Gulu ndi chizindikiritso cha pulasitiki?

November 27, 2024

Pakadali pano, pali mitundu yodziwika bwino ya pulasitiki.

Pali mapulatiki asanu ndi awiri omwe nthawi zambiri amagwiritsidwa ntchito kawirikawiri, ndiye:

1. Polyethylene Terephthate Pet

Mwachitsanzo: Mabotolo amadzi amchere, mabotolo amtundu wosanjidwa

Kugwiritsa Ntchito: Kugonjetsedwa kwa kutentha kwa 70 ℃, kokha zakumwa zotentha kapena zoundana; Kuzakumwa kwambiri kapena kutentha kumatha kuyambitsa kusokonekera ndikumasula zinthu zovulaza kwa thupi la munthu.

2. Kuchulukitsa kwambiri polyethylene - hdpe

Mwachitsanzo: kuyeretsa zinthu, zosamba.

Kugwiritsa Ntchito: Itha kugwiritsidwa ntchito pambuyo poyeretsa mosamala, koma zotengera izi nthawi zambiri zimakhala zovuta kuyeretsa ndikusiya zopanga zotsalira, kukhala malo otsalira oyeretsa mabakiteriya. Ndikofunika kuti musawabwezeretse.

3.. Polyvinyl chloride - pvc

Mwachitsanzo, zida zokongoletsa.

Kugwiritsa ntchito: Izi zimakonda kupanga zinthu zovulaza pamtenthedwe kwambiri. Ngati agwiritsidwa ntchito, musalole kuti zitheke.

4. Kuchulukitsa kotsika polyethylene - ldpe

Mwachitsanzo: kanema wa hing, filimu yapulasitiki, ndi zina zambiri.

Kugwiritsa ntchito: Imapuma komanso yopanda malire, ndipo yatha kuwononga. Kutentha kukapitirira 110 ℃, kumachitika ndikusungunuka kwamafuta, kusiya kukonzekera pulasitiki komwe sikungawoperekere ndi thupi la munthu.

5. Polypropylene - PP

Mwachitsanzo: bokosi la nkhomaliro.

Kugwiritsa Ntchito: Uwu ndi bokosi la pulasitiki lokhalo pakati pa zisanu ndi ziwirizo zomwe zitha kuyikidwa mu uvuni wa ma microwave ndipo mutha kugwiritsidwanso ntchito pambuyo poyeretsa.

6. Polystyrene - Sal.

Hong Kong Shield

Mwachitsanzo: Bowl Wosankhidwa Bokosi Lapamporodle, bokosi lachangu.

Kugwiritsa ntchito: Ili ndi kutentha kosagwirizana ndi kutentha, koma sitingayikidwe mu uvuni wa microwave kuti muchepetse kumasulidwa kwa mankhwala chifukwa cha kutentha kwambiri.

7. Manambala ena apulasitiki - ena

Poyamba

Ena

Lumikizanani nafe

Author:

Mr. TD2011

E-mail:

skyshields@163.com

Phone/WhatsApp:

++86 13625276816

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