Ndezvipi zvakanakira kumwaya polyurea?

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Ndezvipi zvakanakira kumwaya polyurea?

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Sechinhu chitsva chekupfekedza, polyurea yakanyatso shandura kunzwisisa kweinjiniya kwemajasi apfuura.Nokuti hapana chimwe chinhu chekuputira chinogona kumira nesimba rakazara resando uye yakanyanya kupfeka se polyurea, uye panguva imwe chete, ine zvakakwana kushanduka.Kana zviri pachena kuwedzera uye chibvumirano kutungamirira kongiri kutsemuka kana simbi chimiro deformation, unhani firimu haangatyoki, kureva, pasi abnormal ezvinhu akadai pombi protrusion uye subsidence, anogona achiri zvachose kufukidza yose workpiece pamusoro.Izvi zvakanakisa zvivakwa zvinovimbisa hupenyu hurefu uye kuvimbika kwepolyurea mukushandiswa kweinjiniya, uye hupenyu hwayo hwesevhisi hwemakore makumi matatu kusvika makumi mashanu hunoratidza kudhura kwekuita kwepolyurea.

 

Kuchengetedza panguva yekupfapfaidza polyurea

 

1. Usaite kunyorera mumazuva ekunaya. 

2. Ita shuwa nharaunda yekuvaka yakanaka uye mhepo yekufefetera panguva yekushandisa. 

3. Usati wapfapfaidza polyurea, midziyo yekupfapfaidza yehunyanzvi inofanirwa kushandiswa uye midziyo yacho inofanirwa kugadziriswa. 

4. Usati wamwaya polyurea, tarisa kana iyo substrate inoda kukwenenzverwa. 

5. Munguva yekushandiswa kweprimer, zvinhu zvekutanga zvichave zvakasanganiswa zvakakwana uye zvinoshandiswa pasi pemamiriro akavharwa kuti zvirege kuunganidza primer, bubbles nezvimwe zviitiko. 

6. Vashandi vane hunyanzvi vanodiwa kuti vashandise michina yekupfapfaidza.

 

Izvo zviri pamusoro ndezve spray polyurea.Kana uchida kutenga polyurea, tapota taura nesu.

 

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Nguva yekutumira: Oct-10-2022