Ewu na nchekwa nkemgbochi corrosion ígwè:

(1) Tupu eserese ígwè n'elu ọgwụgwọ Sa2.5 ogbo, ewu na-egbochibidoro n'ime mmiri, ájá, mmanụ na brushing iji hụ na àgwà.

(2) mkpuchi mkpuchi: Group A isi (isi), Nkebi B (hardener) = 9kg agba: 1kg hardener (ma ọ bụ pịa m osisi gwara oke ruru nke ewu).

(3) Ụzọ ruru ihe owuwu bụ: Group A isi nnukwu ọnụ meghere, ga-esonyere isi Group A Group B kemgbe mmalite, kpalite nke ọma.Ịka nká maka nkeji 30, enwere ike kpuchie ya.

(4) Ihe a chọrọ na nkesa na iji agba mgbe oke ga-eji n'ime awa isii.Ejichabeghị ihe a ga-emechi.

(5) Ụbọchị mmiri ozuzo ma ọ bụ karịa 75% iru mmiri kwesịrị ịkwụsị ịrụ ọrụ.Maka saịtị mgbasa ozi na-emebi emebi, ahịhịa ọtụtụ ọwa a chọrọ.

(6) Ekwesịrị ịchekwa ngwaahịa ahụ n'ebe dị jụụ iji gbochie ìhè anyanwụ kpọmkwem, kewapụ ya na ọkụ, pụọ na okpomọkụ.

(7) Nchekwa oge nke ọnwa iri na abụọ mgbe njedebe nke teknuzu egosi kwesịrị inyocha, dị ka nkọwapụta chọrọ, ị nwere ike ịnọgide na-eji.