Ho penta lilakane tsa tšepe ka mokhoa o atlehileng, ho lokisoa hantle ha bokaholimo le lisebelisoa tse khethehileng ho bohlokoa ka lebaka la sebaka sa tšepe e se nang masoba, se sa bolaeeng ke kutu. Ka tlase ke tataiso e felletseng e ipapisitseng le mekhoa ea indasteri:

1. Tokiso ea Sefahleho (Mohato oa Bohlokoa ka ho Fetisisa)

• Ho nyenyefatsa: Tlosa oli, litšila, kapa masala ka li-solvents tse kang acetone, joala ea isopropyl, kapa lisebelisoa tse khethehileng tsa tšepe. Netefatsa hore bokaholimo bo omme ka botlalo kamora moo.

• Abrasion: Hlakola bokaholimo ho ntlafatsa ho khomarela pente:

  • Abrade ka mochine ka sandpaper ea 120-240 grit kapa sebelisa sandblasting (haholo-holo e sebetsang libakeng tse kholo). Sena se etsa "profaele" hore pente e tšoarelle.

  • Bakeng sa likhakanyo tse bentšitsoeng / seipone (mohlala, 8K/12K), ho abrasion ho bohlokoa

• Kalafo ea Mafome: Haeba mafome a le teng (mohlala, ka har'a litšepe kapa mengopeng), tlosa li-flakes tse hlephileng ka borashe ba terata 'me u sebelise oli e thibelang mafome kapa li-converter tse thehiloeng ho phosphoric acid ho tsitsisa bokaholimo.
• Masala a ho Hloekisa: Hlakola lerōle kapa likaroloana tsa maqeba ka lesela la tack kapa rag e mongobo.

2. Priming

• Sebelisa primer e khethehileng ea tšepe:

  • Li-primers tse itšebetsang: Li tlamahanngoa ka lik'hemik'hale ho tšepe e sa hloekang (mohlala, epoxy kapa li-zinc-rich formulations).

  • Li-primers tse thibelang ho bola: Bakeng sa tikoloho ea kantle/e thata, nahana ka li-primers tse nang le thepa e thibelang mafome (mohlala, li-primers tse thehiloeng ho oli bakeng sa ho matlafatsa ho thibela metsi).

• Etsa kopo ka liaparo tse tšesaane, esita le lijase. Lumella ho omisa ka botlalo ho latela litaelo tsa moetsi (ka tloaelo lihora tse 1-24).

3. Penta Kopo

• Mefuta ea Pente:

  • Spray Paints (Aerosol): E loketse esita le ho koahela maqephe a bataletseng. Sebelisa metsoako ea acrylic, polyurethane kapa enamel e ngotsoeng bakeng sa tšepe. Shake makotikoti ka matla metsotso e 2+ pele o sebelisoa.

  • Brush/Roller: Sebelisa lipente tsa tšepe tse khomarelang holimo (mohlala, alkyd kapa epoxy). Qoba lijase tse teteaneng ho thibela marotholi.

  • Likhetho tse khethehileng:

    • Pente ea oli ea linseed: E ntle haholo bakeng sa ho tšoarella ka ntle; e hloka undercoat ea oli e thibelang mafome.

    • Ho roala ka phofo: Qetello e phekotsoeng ka ontong ea profeshenale bakeng sa ts'ebetso e telele (eseng ea DIY-ea botsoalle).

• Mokhoa:

  • Tšoara makotikoti a spray 20-30 cm hole.

  • Sebelisa lijase tse tšesaane tse 2-3, u emetse metsotso e 5-10 lipakeng tsa lijase ho qoba ho sagging.

  • Boloka kamano e tsitsitseng (50%) bakeng sa tšireletso e tšoanang.

4. Ho Fokotsa & Ho Tiisa

Lumella pente hore e fole ka botlalo (hangata lihora tse 24-72) pele o sebetsa.

Bakeng sa libaka tse apereng liaparo tse phahameng, sebelisa topcoat e hlakileng ea polyurethane ho matlafatsa khanyetso ea "scratch / UV".

Ka mor'a Kalafo: Tlosa overspray hang-hang ka metsoako e kang mineral spirits.

5. Tharollo ea mathata le Tlhokomelo

• Mathata a Tloaelehileng:

  • Peeling/Blisting: Ho bakwa ke ho se hlwekise hantle kapa ho tlola sehlahiswa.

  • Fisheyes: Sephetho sa litšila tse holim'a metsi; hloekisa bocha le libaka tse anngoeng ke lehlabathe.

  • Ho Fetola Mocheso: Haeba welding e etsahala ka mor'a ho penta, sebelisa lisinki tsa mocheso oa koporo / aluminium ho fokotsa tšenyo; bentša mats'oao ka sekhoakhoa.

• Tlhokomelo: Tšela hape pente e thibelang mafome kapa pente e thibelang mafome lilemo tse ling le tse ling tse 5-10 bakeng sa libaka tse ka ntle 3.

Mekhoa e meng ea ho Penta

Electroplating: Ho boloka chromium, zinki, kapa nickel bakeng sa ho thatafala / ho hanyetsa ho bola.

Thermal Spraying: HVOF / plasma coatings bakeng sa ho hanyetsa ho feteletseng ho apara (tšebeliso ea indasteri).

Mekhabiso e Phethahalang: Lishiti tsa tšepe tse sa hloekang tse nang le mebala pele (mohlala, seipone sa khauta, brushed) li felisa litlhoko tsa ho penta.

Lintlha tsa Polokeho

Sebetsa sebakeng se nang le moea oa moea; sebelisa li-respirator bakeng sa lipente tsa ho fafatsa.

Boloka lipente tse ka tlaase ho 45°C 'me u lahle masela ka nepo (lisebelisoa tse kolobisitsoeng ka oli ea linseed li ka itšhomela).

Malebela a Pro: Bakeng sa lits'ebetso tsa bohlokoa (mohlala, tsa likoloi kapa tsa meralo), leka mokhoa oa hau oa ho penta sekhechana se senyane pele. Ho hloleha ho khomarela tšepe e sa hloekang hoo e ka bang kamehla ho bakoa ke ho se lekane ha maemo a holimo!