Uninzi lweengxowa ezincamathelayo zicacile, okanye nje ngokuprinta ngokulula kakhulu, njengasezantsi, cos wakuba ucoca ibhegi, umphezulu weengxowa uya kudumba, kuya kuba nzima kakhulu ukufunda ulwazi olukwingxowa. Ke ukuba ufuna uyilo oluntsonkothileyo kwaye oluhle, ikw vaccum bag yeemveliso zakho, emva koko ungasebenzisa ibhegi yokucoca njengebhegi yangaphakathi, ngaphandle ngengxowa eqhelekileyo, njengebhegi enye yerayisi. Kukwakhona neebhegi zokucoca izinto ezinemigca, ezikumgangatho ophezulu kunengxowa yokutsala eqhelekileyo. Ingxowa enemingxuma ezincamathelayo ineenkozo kwelinye icala, nto leyo eyenza ukuba i-vacuum ingabi ne-angle efileyo, kwaye umphumo wokulinganisa ulunge ngakumbi kunengxowa egudileyo.

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