A na-eji purlins galvanized (nchara C-ngalaba, nchara Z) dị ka ihe ndabere.Mgbe ịpịrị, ịme oghere, ịkpụ na ịkpụ, epoxy resin powder na-ekpo ọkụ na okpomọkụ dị elu ka a na-etinye ya ma gbanwee, wee hazie ya site na ọgwụgwọ na usoro ndị ọzọ.
Njirimara ngwaahịa: 1. Epoxy resin oyi akwa nke ike mkpuchi ígwè purlin bụ ihe mkpuchi epoxy resin na-arụ ọrụ dị elu.Ọ nwere ọkwa ọkwa dị mma, ihe ịchọ mma, igwe arụ ọrụ, nguzogide corrosion kacha mma.Nnwale gosipụtara na: purlin na 30% sulfuric acid, 95% sodium hydroxide, 10% ammonium hydroxide, hydrogen peroxide, 35% hydrochloric acid, 20% nitric acid, 30% phosphoric acid, 40% formaldehyde, sodium oxide, dichlorethylene, ọla kọpa electrolyte. Tinyere maka awa 120, ngwaahịa ahụ enweghị mgbanwe doro anya.
Njirimara ngwaahịa:
1. Epoxy resin oyi akwa nke ike mkpuchi nchara purlin bụ akwa-arụmọrụ epoxy resin mkpuchi.Ọ nwere ọkwa ọkwa dị mma, ihe ịchọ mma, igwe arụ ọrụ, nguzogide corrosion kacha mma.Nnwale gosipụtara na: purlin na 30% sulfuric acid, 95% sodium hydroxide, 10% ammonium hydroxide, hydrogen peroxide, 35% hydrochloric acid, 20% nitric acid, 30% phosphoric acid, 40% formaldehyde, sodium oxide, dichlorethylene, ọla kọpa electrolyte. Tinyere maka awa 120, ngwaahịa ahụ enweghị mgbanwe doro anya.
2 Resin epoxy nwere ezigbo nguzogide ihu igwe.The epoxy resin oyi akwa kpamkpam kewapụrụ kọntaktị n'etiti metal na ikuku, na-ezere oxidation na corrosion nke ígwè, na-eme ka purlins nwere ibu anwụ ngwa ngwa na-ezere post-idozi;
3. Nkà na ụzụ dị elu na usoro sayensị na-eme ka purlin siri ike ma na-eyi ihe na-eguzogide ọgwụ, na-eji ike na-ejikọta ya na mgbe ọ bụla delamination.Ngwunye mgbochi corrosion agaghị agbawa ma ọ bụ bee mgbe ọ gbasasịrị;
4. Igwe ọkụ dị elu na nkwụsị okpomọkụ dị ala.Mgbe okpomọkụ dị elu dị ogo 150 na obere okpomọkụ bụ -40 degrees, mkpuchi ahụ enweghị peeling, bulging, cracking, peeling, mmebi na ihe ndị ọzọ.Oyiyi-agbaze okirikiri ugboro 10, enweghị mgbanwe na purlin;
5. Nrụnye dị mfe.A nabatara njikọ bolted, enwere ike iji ọkọlọtọ mba 11G521-1-2 maka ntinye.Enwere ike ịme ma hazie nkọwapụta purlin dịka injinia chọrọ.
A na-eji purlins ndị nwere ike kpuchie nchara n'ọtụtụ ebe na metallurgy, salinization, fatịlaịza, ibipụta na ịcha mmiri, ụlọ ọrụ kemịkalụ, ceramics, electroplating, ozuzu, nkedo, chlor-alkali, ọla na-abụghị ferrous na ụlọ ọrụ ndị ọzọ.A na-eji ọtụtụ ebe na mgbasa ozi ụlọ ọrụ dị elu yana ụlọ ọrụ ndị agha.
Oge nzipu: Jan-26-2022