2. Gwiritsani ntchito zinthu:
2.1 Kuwonjezera kutentha: ≥730°C.
2.2 Mlingo wamankhwala wamtunduwu umawerengedwa motsatira njira iyi:
Zindikirani: Chifukwa cha kusiyana kwa ogwiritsa ntchito ndi zitsulo mu ng'anjo, ndalama zenizeni zowonjezera ziyenera kuwerengedwa ndikutsimikiziridwa kutengera zomwe zayesedwa zisanachitike.ng'anjo.
2.3 Njira yowonjezera:
Mukasungunuka mu ng'anjo, gwedezani mofanana, tengani chitsanzo ndikusanthula kuti muwerenge kuchuluka kwa chromium wothandizira.Pamene kutentha kwasungunuka kukufika, chotsani zinyalala pamwamba pa kusungunuka, ndi kumwaza mankhwalawo m'madera osiyanasiyana a dziwe losungunuka (ngati kuli kofunikira kuwonjezera manganese ndi mkuwa wothandizira, akhoza kuwonjezeredwa nthawi imodzi).Pambuyo anachita watha, kuyimirira chifukwa10-20 mphindi, ndiye mokwanirakuyambitsa kwa mphindi 5;imiriraninso chifukwawina 5-10 mphindi, ndi kutenga chitsanzo kuti aunike;Zosakaniza zokhazokha ndizoyenerera ndiye zikhoza kusamutsidwa ku ndondomeko yotsatira.
3. Kuyika ndi kusunga:
Izi ndi zozunguliramawonekedwe a kekechotupa chakuda, choyikapo chamkati ndi thumba la pulasitiki / vacuum thumba / zolembera za aluminiyamu;ma CD akunja ndi makatoni;250g / chidutswa, 1kg/chikwama, 20kg / bokosi.Kusunga mu mpweya wokwanira ndi malo ouma, kutali ndi chinyezi.
4. Moyo wa alumali
Miyezi isanu ndi itatu, angagwiritse ntchito mwachindunji mutatsegula bokosi.