Amabara yanditseho amabara ashingiye ku mpapuro zishyushye zishyushye, urupapuro rushyushye rushyushye, urupapuro rwa electro-ashyushye, n'ibindi bikabije hamwe no kuvura imiti), kimwe cyangwa byinshi byo gupfukirana bikoreshwa hejuru , and then A product that has been cured by baking.
Ibara ryometseho ibara ryifashishije umurongo wibyuma bishyushye cyane nkibikoresho fatizo bikingirwa nigice cya zinc, kandi ibinyabuzima kama kumurongo wa zinc bigira uruhare runini kandi birinda kurinda ibyuma byangirika, nubuzima bwa serivisi ni ndende kuruta iy'umurongo wa galvanize, hafi inshuro 1.5.