Abubuwan buƙatun don shafa foda akan zafi tsoma galvanizing

Ana ba da shawarar ƙayyadaddun bayanai masu zuwa:

• Yi amfani da pretreatment na zinc phosphate idan ana buƙatar mannewa mafi girma. Dole ne saman ya zama cikakke tsafta. Zinc phosphate ba shi da aikin wanke-wanke kuma ba zai cire mai ko ƙasa ba.
• Yi amfani da baƙin ƙarfe phosphate idan ana buƙatar daidaitaccen aiki. Iron phosphate yana da ɗan aikin wanke-wanke kuma zai cire ƙananan gurɓataccen ƙasa. Mafi amfani ga pre-galvanized kayayyakin.
• Pre-zafi aiki kafin foda aikace-aikace.
• Yi amfani da 'degassing' polyester foda kawai .
• Bincika madaidaicin magani ta gwajin ƙarfi.
• Daidaita zafin zafi da saurin layi don tabbatar da cikakken magani.
• Hot tsoma galvanize kuma kada ku sha ruwa ko chromate quench.
• Cire duk magudanun ruwa da lahani na saman.
• Powdercoat a cikin awanni 12 na galvanizing. Kada a jika saman saman. Kar ku bar waje
• Tsaftace saman. Kar a jigilar kayan da ba a rufe ba. Tushen dizal zai gurɓata ƙasa
• Idan gurɓataccen ƙasa ya faru ko kuma ana zarginsa, tsaftataccen wuri tare da kaushi/sabulu na mallakar mallaka wanda aka ƙera don sharewa kafin a shafa foda.