2. Jiri okwu:
2.1 Na-agbakwunye okpomọkụ: ≥730°C.
2.2 A na-agbakọ usoro ntụnye aka nke ngwaahịa a dịka usoro a:
Mara: N'ihi ọdịiche nke ndị ọrụ na ọnọdụ ọla n'ime ọkụ ahụ, a ga-agbakọ ego mgbakwunye n'ezie dabere na data nnwale tupu oge eruo.ọkụ.
2.3 tinye usoro:
Mgbe agbazechara n'ime ọkụ, kpalie nke ọma, were nlele wee nyochaa iji gbakọọ ọnụọgụ chromium agbakwunyere.Mgbe agbaze agbaze ruru, wepụ afuru efu n'elu agbaze, ma gbasaa ngwaahịa ahụ n'akụkụ dị iche iche nke ọdọ mmiri a wụrụ awụ (ọ bụrụ na ọ dị mkpa ịgbakwunye manganese na ọla kọpa, ha nwere ike ịgbakwunye n'otu oge).Mgbe mmeghachi omume zuru ezu, guzoro maka10-20 nkeji, wee zuru ezunwuo maka nkeji 5;guzo ka ọzọ makaọzọ 5-10 nkeji, ma were ihe nlele maka nyocha;Naanị ihe ndị e ji eme ihe bụ ndị ruru eru mgbe ahụ enwere ike ibufe ya na usoro ọzọ.
3. Nkwakọ ngwaahịa na nchekwa:
Ngwaahịa a bụ okirikiriachicha achichaakpụ isi awọ gbara ọchịchịrị, nkwakọ ngwaahịa dị n'ime bụ akpa rọba / akpa oghere / nkwakọ ngwaahịa aluminom;nkwakọ ngwaahịa dị n'èzí bụ igbe kaadiboodu;250g / iberibe, 1kg/akpa, 20kg / igbe.Chekwaa n'ebe ikuku na-ekpo ọkụ na nkụ, pụọ na mmiri.
4. Ndụ nchekwa
Ọnwa asatọ, nwere ike iji ya ozugbo meghere igbe ahụ.