1. Gurasar narkewar zinariya ta dace da narkewa: platinum, palladium gold, gold, silver, copper, steel, gold powder, sand, silver powder, silver mud, tin slag, bakin karfe, aluminum da sauran ma'adanai masu narkewa mai narkewa.
2. Yawan narkewar karfe daya 1-2KG, lokacin narkewa daya mintuna 1-3.
3. Mafi girman zafin wutar makera na iya kaiwa digiri na 1500-2000.
Mitar lokaci-lokaci da kuma halin-yanzu suna gudana zuwa cikin murfin dumama (yawanci ana yin shi da bututun jan ƙarfe) wanda aka raunata shi a cikin zobe ko wata siffa, don haka samar da haɓakar maganadisu mai ƙarfi tare da ɗan canji na ɗan lokaci a cikin murfin, da sanya abu mai zafi kamar metalarfe a cikin murfin. Magnetic magnetic zai ratsa dukkan abin mai zafi. A cikin shugabanci kishiyar shugabanci na dumama a cikin abin da yake mai zafi, za a samar da babban abu mai laushi. Saboda juriya da abu mai zafi, da yawa Za a samar da zafin jiki.Yawan zafin abin da kansa yana tashi cikin sauri, ya kai ga manufar ɗumi ko narkewa. Don kare jikin mashin daga zafin rana, ana buƙatar famfo na ruwa don tabbatar da sake amfani da ruwa don sanyaya inji da tsawanta aikinta.
1. Karamin ƙarami, yana rufe ƙasa da murabba'in mita;
2. Girkawa, aiki mai sauqi ne, mai amfani na iya koyo nan da nan;
3. Saurin saurin zafi, rage haɓakar ƙasa;
4. Kariyar muhalli, karancin gurbatawa, karancin asarar narkewa,
5. Cikakken kariya: sanye take da na'urorin ƙararrawa kamar matsi, wuce-wuri, shigar zafi, ƙarancin ruwa, da sauransu, da kuma sarrafa kai tsaye da kariya.
Misali | Arfi | Melarfin narkewa don kayan daban | ||
Iron, karfe | Zinare, azurfa, tagulla | Alluminium | ||
GP-15 | 5KW | 0.5KG | 2 KG | 0.5 KG |
GP-25 | 8KW | 1 KG | 4 KG | 1 KG |
ZP-15 | 15KW | 3KG | 10KG | 3KG |
ZP-25 | 25KW | 5KG | 20KG | 5KG |
ZP-35 | 35KW | 10KG | 30KG | 10KG |
ZP-45 | 45KW | 18KG | 50KG | 18KG |
ZP-70 | 70KW | 25KG | 100KG | 25KG |
ZP-90 | 90KW | 40KG | 120KG | 40KG |
ZP-110 | 110KW | 50KG | 150KG | 50KG |
ZP-160 | 160KW | 100KG | 250KG | 100KG |