Kugwiritsa ntchito makina opukutira othamanga kwambiri
① Fufuzani momwe nthaka ilili ndikuwona kufunika kowongolera vuto la mchenga. Choyamba, ikani zinthu zochiritsira pansi kuti mulimbikitse kuuma kwa maziko.
② Gwiritsani ntchito ma grinder 12 olemera kwambiri ndi ma discs ogaya zitsulo kuti mukonzenso nthaka, ndi kusalaza mbali zotuluka za nthaka kuti mukwaniritse kusalala bwino.
③Pewani pansi, gwiritsani ntchito ma 50-300 mesh resin pogaya ma disc, ndiyeno falitsani mogawana zinthu zochiritsa, dikirani kuti nthaka itengere zinthuzo.
④Pakauma, gwiritsani ntchito 500 mesh resin abrasive disc kupukuta pansi, kutsuka matope ndi zotsalira zochiritsira.
⑤Kupukuta pambuyo.
1. Yambani kugwiritsa ntchito makina opukutira othamanga kwambiri ndi No.
2. Tsukani pansi, gwiritsani ntchito chotsuka chotsuka kapena fumbi kuti muyeretse pansi (palibe chifukwa chowonjezera madzi kuti muyeretse, makamaka ufa wotsalira pamene phala lopukuta likupukuta).
3. Kupukuta madzi pansi, dikirani kuti nthaka iume kwathunthu (malinga ndi zofunikira zakuthupi).
4. Pamene pamwamba pake amakanda ndi chinthu chakuthwa, osasiya chizindikiro. Yambani kugwiritsa ntchito makina opukutira ndi No. 2 pad popukuta.
5. Kupukuta kwatha. Zotsatira zimatha kufika madigiri oposa 80.
Nthawi yotumiza: Mar-23-2021