Ukukhetha ukuphelele kwekhopha lemphakathi lemfula litshixiso lokuhlola okokuqinisekileyo, umsebenzi wokusebenza kunye nezindawo ezizidingekayo. Ngezihlobo zokugcina ngokubanzi, njengemibhalo nokulayishwa noma iindaba zokusebenza, amaphakathi amabili emfula engaphezulu (0.5mm–3mm) aziphumeleleyo isibhedlela kunye nokusondela kwesikhathu. Amaphakathi amancane (0.1mm–0.5mm) abe ngokuhle kuzama ukusebenzisa kumncedisi, njengemetalwork yokungena okanye amagwaca amancane apho uhlobo olunqamene kufuneka.
Funda izinto ezifanekiso zokuxhasa: izikhungo ezintsha zingazange zisukele amaphakathi amabili ukuze zibheke umthombo wesalti. Ngokwemibhalo yokusetyenziswa, amaphakathi amancane enhlangene nezinye zimfunikelako umthetho omkhulu. Sebenzisa amasupha apha akhetha amasayizi esilungileyo ukuvikela ukusuka komoya. Bheka ngenxa yesiphi sikhono—C110 copper ifanele ngokuthi inani lakho 99.9% kunye nokungavimbisanga. Ukuba ungamukelwa phambi kokucacisa, shintshentse ukubheka ukuphelele kunye nokuhlobene nesayithi sakho sikhethekileyo ngoba useta amaphakathi angcono.