Kodi pu?

I. Kuyambitsa kwa Pu

PU, kapena pourerethane, ndi zinthu zopangidwa ndi poureurethane. Chikopa chopangidwa ndi chikopa chowoneka bwino chomwe chili ndi zinthu zabwino komanso zolimba kuposa zikopa zachilengedwe.

Chikopa chopangira chili ndi ntchito zingapo, kuphatikizapo kupanga mipando yamagalimoto, sofa, ma handbag, nsapato, ndi zovala, pakati pa ena. Ndizosangalatsa, zomasuka, zomasuka, zosavuta kuyeretsa ndi kusamalira, komanso zimachepetsa kufunikira kwa zikopa za nyama, chifukwa chake zimafunikira chilengedwe chomwe chimaletsa nyama zankhanza.

Ii. Kusanthula Kwa Zinthu

1. Kupanga

Gawo lalikulu la chikopa chopangidwa ndi polyiretha, chomwe chimapangidwa ndi kulumikizana kwa polyther kapena polyester ndi isocynanate. Kuphatikiza apo, zikopa zopangidwa ndi zikuluzikulu zimakhalanso ndi zida, ma pulasitala, ma pigment, ndi othandizira.

2. Maonekedwe

Chikopa chopangidwa ndi chopangidwa ndi mawonekedwe komanso utoto, ndipo chimatha kufanana ndi mamba ambiri ngati ng'ona, njoka, ndi masikelo a nsomba kuti akwaniritse zofuna za zinthu zosiyanasiyana.

3.

Chikopa chopangidwa bwino chili ndi zinthu zabwino kwambiri monga nyonga yayikulu, kuvala kukana, kukana madzi, komanso kusinthasintha. Ndikosavuta kuyeretsa ndi kusamalira kuposa zikopa zachilengedwe, ndikupangitsa kukhala kolimba.

4..

Poyerekeza ndi zikopa zachilengedwe, zopangira zikopa zina zimakhala ndi zabwino zambiri monga mtengo wotsika, mtengo wotsika wotsika, ndipo osafunikira chikopa cha nyama, osapanga chisankho chofunikira pamoyo wamakono.

Pomaliza, zikopa zopangidwa ndi manja omwe amadzitamandira kwambiri omwe amalimbikitsa kukongoletsa, ntchito zapamwamba kwambiri, komanso mitengo yovomerezeka, ndikupangitsa kuti ikhale njira yotchuka pamsika. Pamene kupita patsogolo kwa ukadaulo ndi zofuna zamisika zimasintha, zikopa zopangidwa ndi pun zikuyenera kukhala ndi ntchito zambiri zamtsogolo monga magalimoto, mipando, zovala, kutchula ochepa.