Mota gabaɗaya za a iya raba karafa da karfe da gilashin-ƙarfafa karfe karafa iri biyu, ta shafi fasahar daban-daban.

(1) Rufe karfen karfe

Tsoma tare da zanen auduga da sauransu don cire tabo mai, tare da 60 ~ 70 abrasive zane don cire tsatsa, tare da iska mai matsa lamba, tawul da sauran kura mai tsabta.

Fesafirikwensin da ɗanko na 22-26s H06-2 baƙin ƙarfe ja epoxy primer ko C06-l baƙin ƙarfe jan barasa primer. Gasa na farko LH a 120 ℃ na 24h. Kauri shine 25-30um. Ki goge maggi da ash alkyd putty, a gasa da karfe 24 ko 100 ℃ na l.5h, sai a nika da sandpaper na ruwa 240~280 har sai a wanke a bushe. Fesa ƙarshen farko tare da 18 ~ 22s danko baƙar fata alkyd magnet fenti, bushe a dakin da zafin jiki na 24h ko l00 ℃ don lh, sannan a hankali goge saman fim ɗin tare da adadin sandpaper na 280-320, goge shi mai tsabta kuma bushe. Fesa na biyu topcoat da bushe for 40 ~ 60min at 80-100 ℃ for 24h. The bukata gashafifim iri ɗaya ne da na girder.

Hanyar zanen karfen karfe shine kamar haka.

1)Na asalimagani: Da farko cire man fetur tare da auduga yarn naman gwari man fetur, sa'an nan kuma cire tsatsa da 60 ~ 70 emery zane, busa da matsa iska ko tsaftace iyo ash da goga.

2)Fesa kai: Tsarma H06-2 baƙin ƙarfe ja epoxy ester primer ko C06-1 baƙin ƙarfe ja alkyd primer zuwa danko na 22 ~ 26s, da kuma fesa a ko'ina ciki da kuma waje na m. Fim ɗin fenti ya kamata ya zama lokacin farin ciki 25 ~ 30um bayan bushewa.

3)bushewa: 24h kai bushewa a al'ada zafin jiki, ko epoxy ester primer a 120 ℃ bushewa lh, alkyd primer a 100 ℃ bushewa lh.

4) Scraping putty; Tare da launin toka alkyd putty, gogewa da santsi da wuri mara kyau, kauri daga cikin sa ya dace da 0.5-1mm.

5) bushewa: bushewa da kai a dakin da zafin jiki na 24h ko bushewa a 100 ℃ na 5h.

6) Injin ruwa; Tare da 240 ~ 280 ruwa sandpaper, da putty part ruwa nika santsi, shafa, bushe ko low zazzabi bushewa.

7) Fesa saman saman farko: Tsarkake enamel ɗin baƙar fata zuwa danko na l8-22s, tace kuma a tsaftace, kuma a fesa gashi ɗaya daidai.

8) bushewa: bushewa da kai a dakin da zafin jiki na 24h ko bushewa a 100 ℃

9) Nika ruwa: tare da 80 ~ 320 ruwa sandpaper, da putty part ruwa nika santsi, shafa, bushe ko low zazzabi bushewa.

10)Fesa gashi na biyu: tsarma baƙar fata alkyd enamel zuwa danko na 18 ~ 22s, kuma a ko'ina fesa gaba da sakandare saman tare. Bayan an fesa fim ɗin ya zama mai santsi da haske, kuma kada a sami lahani kamar ɗigogi, murɗa, kumfa, gudana, tara fenti da ƙazanta.

11)bushewa: bushewa da kai don 24h ko 40-60min a 80-100 ℃. Don fentin karfen ƙarfe, don samun fim mai haske, mai ƙarfi da ƙarfi mai ƙarfi, yana da kyau a fentin fentin bushewar amino, don inganta ingancin fim ɗin; Don bumpers na ƙarfe a cikin buƙatar gaggawa na haɗuwa, don rage lokacin gini da inganta haɓakar samarwa, ana iya amfani da murfin enamel nitro. Lokacin fesa gashin saman, ana iya fesa layin 2-3 akai-akai, kuma ana iya haɗa lh kuma a yi amfani da shi bayan fesa.

(2)Farashin FRPTsari

1)Dewaxing: FRP a cikinsamfurƙazanta, saman sau da yawa yana da Layer na kakin zuma. Idan ba a cire kakin zuma da kyau ba, zai yi tasiri sosai akan mannewar rufin, don haka fim din zai zama delamination lokacin da ya fuskanci babban karo (fadowa). Don haka, dole ne a cire kakin zuma sosai don tabbatar da ingancin fenti. Akwai hanyoyi guda biyu don dewaxing: wanke ruwan zafi da wankin ƙarfi. Lokacin amfani da ruwan zafi don dewaxing, jiƙa da workpiece a cikin ruwan zafi a 80-90 ℃ na 3-5 min. Bayan an narkar da kakin zuma an wanke, za'a iya cire kakin ta hanyar nutsar da shi a cikin ruwan zafi na 60-70 ℃ na 2 zuwa 3mins. A lokacin da Organic sauran ƙarfi da ake amfani da dewaxing, da workpiece surface iya zama ƙasa da No. 60 ~ 70 emery zane, sa'an nan da kakin zuma za a iya akai-akai wanke da xylene ko banana ruwa.

2) Scraping putty: Yi amfani da pervinyl chloride putty ko alkyd putty don goge wurin da bai dace ba. Saboda bushewa da sauri, pervinyl chloride putty za a iya ci gaba da goge shi kuma a shafe shi har sai da santsi.

3) bushewa: busassun pervinyl chloride putty don 4 ~ 6h, alkyd putty na 24h.

4)Nika ruwa: tare da 260 ~ 300 ruwa sandpaper, da m Layer bayan maimaita ruwa nika santsi shafa, bushe ko low zazzabi bushewa.

5)Fesa firamare: amfani da C06-10 launin toka alkyd biyu-tashar primer (biyu-tashar slurry) don motsawa sosai kuma a ko'ina da farko, sa'an nan kuma ƙara xylene don tsoma shi zuwa danko na 22 ~ 26s, kuma a ko'ina fesa fuskar fuska. Za a ƙayyade kauri na fim ɗin fenti a lokacin fesa ta hanyar cika alamar yashi.

6) Drying: kai bushewa 12h ko 70 ~ 80 ℃ bushe lh.

7) Scraping m: Yi amfani da vinyl chloride putty ko nitro putty kuma ƙara ɗan ɗanɗano mai ɗanɗano don haɗawa cikin dilute putty. Da sauri zazzage da santsin ramin da sauran ƙananan lahani. Kamar aski mai wuya. Ci gaba da gogewa da shafa sau 2 ~ 3.

8) bushewa: Busassun nitro putty na 1-2h da pervinyl chloride putty na 3-4h.

9)Nika ruwa: da putty sassa da 280-320 ruwa sandpaper ruwa nika, sa'an nan tare da 360 ruwa sandpaper, da putty sassa da fuskar duk Paint film m ruwa nika santsi, maimaita shafa, bushe ko low zazzabi bushewa.

10)Fesa saman saman farko:

Tsarma perchlorethylene ko alkyd magnet fenti (baki ko launin toka) zuwa danko 18 ~ 22s, fesa ciki da waje na workpiece a ciki da kuma a ko'ina.

11)bushewa:

Perchlorethylene fenti bushewa 4 ~ 6 hours, alkyd fenti bushewa 18-24 hours.

12)Ruwa mill:

Tare da tsohon No. 360 ko No. 40 sandpaper na ruwa, fuskar fuska da fuska fuska fuska za ta kasance mai niƙa ruwa mai laushi, gogewa, bushewa.

13)Fesa riga na biyu:

Perchlorethylene magnet fenti zuwa danko na 16-18s, alkyd magnet fenti zuwa danko na 26 ~ 30s, da m ciki da waje duk a ko'ina fesa tare, a lokacin da spraying ya kamata kula da matching Paint.If na farko varnish ne perchlorethylene, da varnish iya. za a fesa da ko dai vinyl chloride ko alkyd varnish. Idan na farko varnish alkyd varnish, za a iya fesa varnish da alkyd varnish kawai, ba vinyl chloride varnish.

(14)bushewa:

Perchlorethylene fenti bushewa 8-12 hours, alkyd fenti bushewa 48 hours.

15) Idubawa:

TheFim ɗin fenti ya kamata ya zama santsi, mai sheki, mannewa mai kyau, babu kumfa, cike, rataye mai gudana, sakin haske mara daidaituwa, wrinkles, ƙazanta da sauran lahani.Fim ɗin fenti na biyu ya zama santsi da haske, mannewa mai ƙarfi, babu kwararar kwarara, rataye kwarara, ƙazanta. da sauran lahani.

Yadda ake kashe kuɗi kaɗan lokacin da za ku sake fenti na bumpers

Gabaɗaya magana,lokacin da gaban bompa na amotaan danne baƙar fata, yana nufin cewa karce ya fi tsanani ya lalata fenti, kuma idan ana so a magance wannan lamarin, sai a sake fenti. Misali, idan iyakar fenti kadan ne, har yanzu ba lallai ba ne a fesa fenti, amma kawai don aiwatar da aikin facin da ya dace don magance matsalar. kudi don magance matsalar tabarbarewar fenti.

1. Kayan aikin da ake buƙata: takarda yashi, soso, gyaran fuska, skeegee, fenti, tef ɗin gaba ɗaya, tsarin dubawa: Lokacin da aka gano bumper akan lokaci, tashi daga motar don bincika ainihin wurin sannan kuma aiwatar da shirin gyarawa. misali, wace irin takarda kike son yashi, da yashi da ake bukatar yashi, da kuma daidaitaccen fenti? Mataki

2. Wanke raunin da ya lalace don mataki na gaba. Adadin lokacin da ake buƙata a cikin wannan tsari yana ƙayyade ƙimar rauni kuma yana da alaƙa da hanyar da kuke haɓaka shi.

        3. Tsabtace sake: Wannan tsaftacewa kuma shine don cire ƙazanta daga tsarin nika, mafi kyau mataki na gaba, tsarin ciko laka: a lokacin aikin nika, ƙarin maganin miyagun ƙwayoyi, zai fi dacewa a yi amfani da shi a ko'ina, ba mai kauri ba amma bayan raunin rauni. haka nan a baje kogon da aka yi, sannan a jira sama da awanni biyu kafin laka ta bushe;

4 . Ci gaba da gogewa: Wannan polishing yana amfani da lambar yashi 600, amma kuma yana ba da gaban laka mara kyau. Har ila yau: wannan tsaftacewa kuma shine don cire sauran ƙazanta a matakai na farko, wannan lokacin kawai a wanke tsabta kuma jira bushewa;

5.Yin amfani da tef ɗin mannewa: don shirya mataki na gaba na fenti, da kuma hana gurɓata sauran cikakkun fenti. Tsarin zanen fenti: Lokacin da za a iya ƙidaya wannan aikin a kusan ƙarewa, dole ne a fesa fenti a ko'ina, zai fi dacewa. ba tare da bambancin launi ba.A ƙarshe, jira fenti ya bushe kafin amfani da kakin zuma don gogewa.