1. Ngati kupopera mbewu mankhwalawa si kutayidwa galasi, pulasitiki, mafuta ziwiya zadothi, zitsulo, mphira ndi zipangizo zina sangathe anamanga, kupopera mbewu mankhwalawa pamwamba madzi seepage, fumbi, mafuta ndi zinthu zina kusiya yomanga.

2. Nozzle kuchokera pamwamba ntchito ya imeneyi ayenera kusinthidwa molingana ndi kuthamanga kwa kupopera mbewu mankhwalawa, sayenera upambana 1.5m, kupopera mbewu mankhwalawa nozzle kayendedwe liwiro kukhala yunifolomu.

3. Kupopera mbewu mankhwalawa kutentha kozungulira kuyenera kukhala 10 ~ 40 ℃, liwiro la mphepo sikuyenera kukhala lalikulu kuposa 5m, chinyezi chikuyenera kukhala chochepera 80%, sayenera kumangidwa masiku amvula.

4. Kutentha kwa zinthu za AB za zida zopopera kuyenera kukhazikitsidwa pakati pa 45 ~ 55 madigiri pansi pa chikhalidwe chodziwika bwino, kutentha kwa payipi kuyenera kukhala pafupifupi madigiri 5 kutsika kuposa kutentha kwa zinthu, ndipo kupanikizika kuyenera kukhazikitsidwa pakati pa 1200 ~ 1500.Pambuyo kupopera mbewu mankhwalawa polyurethane wakuda zolimba thovu kutchinjiriza wosanjikiza ayenera kukhwima 48h ~ 72h isanafike ndondomeko yotsatira yomanga.

5. Pambuyo kupopera mbewu mankhwalawa polyurethane wakuda zinthu zolimba thovu kutchinjiriza wosanjikiza mawonekedwe flatness analonjeza cholakwika osapitirira 6mm.

6. Popopera mbewu mankhwalawa ntchito yomanga, zitseko ndi mazenera azitseko komanso polowera kunsi kwa mphepo zitsekedwe pofuna kupewa kuphulika kwa thovu ndi kuipitsa chilengedwe.

7. Pambuyo kupopera mbewu mankhwalawa mu ndondomeko yotsatira isanamangidwe, polyurethane okhwima thovu kutchinjiriza wosanjikiza ayenera kupewedwa mvula, akudwala mvula ayenera zouma kwathunthu pamaso lotsatira ndondomeko yomanga.

8. Zinthu zakuda zimakhudzidwa ndi chinyezi komanso zovulaza thupi la munthu, choncho tcheru chiyenera kuperekedwa ku chitetezo chosungirako ndi zomangamanga.