Irangi rya polyurethane ni igorofa yo hejuru ikora cyane mu nganda, ubucuruzi n’ubucuruzi. Igizwe na resin ya polyurethane, imiti ikiza, pigment hamwe nuwuzuza, nibindi, kandi ifite imbaraga zo kurwanya kwambara, kurwanya imiti no kurwanya ikirere. Ibintu nyamukuru biranga irangi rya polyurethane harimo:
1.
2. Kurwanya imiti: Ifite imbaraga zo kurwanya ibintu bitandukanye byimiti (nkamavuta, aside, alkali, nibindi), kandi ibereye ibidukikije nkibimera byimiti na laboratoire.
3. Elastique nziza: Irangi rya polyurethane rifite urwego runaka rwa elastique, rushobora kurwanya neza ihindagurika rito ryubutaka kandi bikagabanya ibibaho.
4. Ubwiza: Amabara atandukanye arashobora gutegurwa ukurikije ibikenewe. Ubuso bworoshye kandi bworoshye gusukura, butezimbere ubwiza bwibidukikije.
Intambwe zo kubaka
Igikorwa cyo kubaka irangi rya polyurethane kiragoye kandi gikeneye gukurikira intambwe zikurikira:
1. Kuvura shingiro
CLEAN: Menya neza ko hasi idafite ivumbi, amavuta nibindi byanduye. Koresha imbunda y'amazi yumuvuduko mwinshi cyangwa isuku ya vacuum isukura kugirango usukure.
Gusana: Sana ibice n'ibinogo hasi kugirango ubone neza neza.
Gusya: Koresha urusyo kugirango usukure hasi kugirango wongere ifatizo.
2. Gusaba primer
Hitamo primer: Hitamo primer ikwiranye ukurikije uko ibintu bimeze, mubisanzwe polyurethane primer ikoreshwa.
Brushing: Koresha uruziga cyangwa gutera imbunda kugirango ushire primer neza kugirango urebe neza. Primer imaze gukama, reba ahantu hose wabuze cyangwa utaringaniye.
3. Kubaka amakoti yo hagati
Gutegura igifuniko giciriritse: Tegura igifuniko giciriritse ukurikije amabwiriza y'ibicuruzwa, mubisanzwe wongeyeho imiti ikiza.
Kwoza: Koresha scraper cyangwa roller kugirango ushireho umwenda wo hagati kugirango wongere umubyimba kandi wambare hasi. Ikoti yo hagati imaze gukama, umusenyi.
4. Gusaba ikoti
Tegura ikoti: Hitamo ibara nkuko bikenewe hanyuma utegure ikoti.
Gusaba: Koresha uruziga cyangwa gutera imbunda kugirango ushyire hejuru ikoti hejuru kugirango urebe neza neza. Ikoti rimaze gukama, reba uburinganire bwa coating.
5. Kubungabunga
Igihe cyo gufata neza: Nyuma yo gushushanya irangiye, birasabwa kubungabunga neza. Mubisanzwe bifata iminsi irenga 7 kugirango irangi ryo hasi rikire neza.
Irinde umuvuduko uremereye: Mugihe cyo gukira, irinde gushyira ibintu biremereye hasi kugirango wirinde kugira ingaruka kumiterere.
Ubushyuhe nubushuhe: Witondere ubushyuhe bwibidukikije nubushuhe mugihe cyo kubaka. Ingaruka yubwubatsi mubisanzwe nibyiza mubihe 15-30 ℃.
Kurinda Umutekano: Gants zo kurinda, masike na gogles bigomba kwambarwa mugihe cyo kubaka kugirango umutekano ubeho.
Igihe cyo kohereza: Nzeri-27-2024