1. Usoro mmepụta nke agba agba agba
Agba ígwè efere (nke a makwaara dị ka efere agba, efere agba agba agba,ihe ppgl) dabere na efere ígwè na-ekpo ọkụ na-ekpo ọkụ, efere galvanized ma ọ bụ eriri igwe galvalume, mgbe a na-emezi ihe n'elu (degreasing, ihicha, ọgwụgwọ ngbanwe kemịkalụ), na mkpuchi (usoro mkpuchi rola), ngwaahịa a na-eme site na mmiri na oyi.
The mkpuchi Ọdịdị na-agụnye abụọ uwe na otu achịcha, abụọ uwe na abụọ bakes, wdg The mmezi-free ọrụ ndụ nwere ike ịbụ 10-30 afọ dabere na ambient ikuku.
Isi mmepụta usoro nke nkịtị abụọ mkpuchi na abụọ-baking ụdị na-aga n'ihu na agba mkpuchi unit bụ: uncoiler------ igwe-stitching igwe --pịa roller --tensioning igwe --- -Uncoiling Looper --Mwepu alkaline ----Nhicha ----ihicha-----Ngafe-----Ihicha --mmalite mkpuchi ------- mkpuchi mbụ na ihicha------ topcoat mma mkpuchi------ topcoat ihicha--- ikuku jụrụ na jụrụ -- winding ọrụ Tọọ ----- rewinder----- (na A na-akwakọba akwụkwọ mpịakọta ọzọ ma tinye ya na nchekwa).
Ihe ndị a na-ahụkarị maka eriri igwe mkpuchi agba (ppgi ppgl coil)
(1) Oyi akpọrepu mkpụrụ
Efere agba nke a na-emepụta site na mkpụrụ osisi oyi na-atụ nwere ọdịdị mara mma ma mara mma ma nwee nhazi nke efere oyi;Otú ọ dị, obere ihe ọ bụla dị n'elu mkpuchi elu ga-ekpughere mkpụrụ nke oyi na-atụ na ikuku, nke ga-ekpughe ngwa ngwa ígwè ahụ na-emepụta nchara na-acha uhie uhie.Ya mere, ngwaahịa ndị dị otú ahụ nwere ike iji naanị maka ihe dịpụrụ adịpụ nwa oge na ihe ndị dị n'ime ụlọ nwere ihe dị ala.
(2) Mkpụrụ itinye galvanized na-ekpo ọkụ
Ngwaahịa nwetara site na mkpuchi ihe mkpuchi organic naeriri igwe galvanized na-ekpo ọkụbụ mpempe akwụkwọ na-ekpo ọkụ kpuchiri agba.Na mgbakwunye na mmetụta nchebe nke zinc, ihe mkpuchi organic n'elu mpempe akwụkwọ na-ekpo ọkụ galvanized na-ekpo ọkụ na-arụkwa ọrụ nke mkpuchi na nchebe, na-egbochi nchara, na ndụ ọrụ dị ogologo karịa nke na-ekpo ọkụ. galvanized mpempe akwụkwọ.Ọdịnaya zinc nke mkpụrụ osisi galvanized na-ekpo ọkụ na-abụkarị 180g/m2 (akụkụ abụọ), yana ọdịnaya zinc kachasị nke mkpụrụ osisi galvanized na-ekpo ọkụ maka mpụta ụlọ bụ 275g/m2.
(3) Mgbakwunye Al-Zn na-ekpo ọkụ
Na arịrịọ, hot-tinye galvalume eriri igweenwere ike iji ya dị ka ihe eji agba agba (55% AI-Zn na 5% AI-Zn).
(4) Electro-galvanized mkpụrụ
A na-eji mpempe akwụkwọ electro-galvanized dị ka mkpụrụ, na ngwaahịa a na-enweta site na mkpuchi organic agba na ịsa achịcha bụ mpempe akwụkwọ electro-galvanized agba.N'ihi na akwa zinc nke mpempe akwụkwọ electro-galvanized dị gịrịgịrị, ọdịnaya zinc na-abụkarị 20/20g / m2, yabụ ngwaahịa a adịghị mma maka ojiji.Mee mgbidi, elu ụlọ, wdg n'èzí.Ma n'ihi ọdịdị mara mma ya na arụmọrụ nhazi dị mma, enwere ike iji ya mee ihe na ngwa ụlọ, ọdịyo, ngwá ụlọ ígwè, ihe ndozi ime ụlọ, wdg.
N'elu elu nke a na-ekpuchi akwa abụọ nke agba na akwa akwa akwa n'azụ azụ (ụdị agba azụ a anaghị adịkarị mma maka iji ihu)
Igwe nchara agbagoro agbagoro (ppgi ppgl) bụ ngwaahịa ejiri mpempe igwe na-ekpo ọkụ na-ekpo ọkụ, mpempe akwụkwọ na-ekpo ọkụ galvanized ma ọ bụ galvalume ígwè mpempe akwụkwọ mgbe emechara n'elu, phosphating na chromate ọgwụgwọ, wee kpuchie ya na organic agba ma sie ya.Ihe mkpuchi a na-ejikarị eme ihe maka agba agba agba agba agba bụ polyester (usoro mkpuchi BHP XRW, Baosteel JZ, Korea PGS, Taiwan PE), na-esote resin silicone (PSS), fluorine resin (PVDF), wdg. A na-ekewa usoro mkpuchi ahụ ụzọ abụọ. Ihe mkpuchi mkpuchi bụ n'ozuzu 20-25μ n'elu na 8-10μ na azụ.Ụkpụrụ ndị a na-akpọkarị maka mpempe akwụkwọ na-acha agba bụ American ASTM A527 (galvanized), ASTM AT92 (aluminom-zinc), Japanese JIS G3302, European EN/0142, Korea KS D3506, Baosteel Q/BQB420
Oge nzipu: Jun-22-2022