He aha te putty taiepa?
Ko te putty pakitara he taonga hangahanga nui i roto i te mahinga whakapaipai. Koia te rauemi taketake mo te whakatikatika i te pakitara, te whakataurite ranei, a he mea tino pai hoki mo te mahi peita me te mahi pepa pepa.
putty taiepa
E ai ki ana kaiwhakamahi, ka wehewehea kia rua nga momo: putty kore-oti me putty maroke-whakaranu. Ko te putty kaore i oti kaore he kohinga pumau, kaore he paerewa whakangao rite, kaore he tohu kounga. Ko te tikanga ka mahia e nga kaimahi i runga i te waahi hanga. Ko te putty maroke-whakaranu ka hangaia kia rite ki te tauwehenga rauemi whaitake me te tikanga miihini, e karo ana i te hapa i puta mai i te tauwehenga i runga i te waahi o te tukanga tuku iho me te raruraru kaore e taea te whakamana i te kounga, ka taea te whakamahi tika ki te wai.
maroke ranunga putty
He aha nga kai o te putty taiepa?
Ko te tikanga, ko te putty pakitara he kotakota konupūmā, he sima ranei. He tino marama nga rauemi mata o te putty, me te nui o nga momo kai e tika ana kia rite ki te aoiao, me etahi paerewa.
Ko te putty pakitara te tikanga he rauemi turanga, he whakakī, he wai me nga taapiri. Ko te papanga turanga te waahanga tino nui o te putty pakitara, penei i te sima ma, te kirikiri kirikiri, te kotakota, te paura latex redispersible, te cellulose ether, etc.
He aha te Cellulose Ether?
Ko nga ethers Cellulose he polymers wairewa-wai i ahu mai i te cellulose, nga polymers taiao tino nui, me etahi atu paanga whakapawera, pai ake te whakahaere, te iti o te pokey, te wa tuwhera, me era atu.
Etera Cellulose
Kua wehea ki te HPMC (Hydroxypropylmethylcellulose), HEMC (Hydroxyethylmethylcellulose) me HEC (Hydroxyethylcellulose), kua wehea ki te karaehe parakore me te tohu whakarereke.
He aha te mea he mea nui te cellulose ether ki te putty pakitara?
I roto i te tauira putty pakitara, ko te cellulose ether te taapiri matua hei whakapai ake i te mahi, a ko te putty pakitara kua taapirihia me te cellulose ether ka taea te whakarato i te mata pakitara maeneene. Ka whakarite i te ngawari o te mahi, te ora o te kohua, te pupuri wai pai, me era atu.
Wā tuku: Hune-14-2023