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Utoto Woteteza Kudzikundikira wa Polyurethane Wochokera M'madzi Waukadaulo

Kufotokozera Kwachidule:

Utoto wa polyurethane wothira poizoni wopangidwa ndi madzi ndi wopangidwa ndi zinthu ziwiri zomwe zimapangidwa ndi utomoni wa polyurethane wopangidwa ndi madzi wochokera kunja, utoto wolimbana ndi nyengo, zowonjezera zosiyanasiyana, ndi mankhwala ochiritsira achikasu ochokera m'madzi.


TSAMBA LINA

*Kapangidwe ka Zamalonda:


Utoto wa polyurethane woteteza ku kuzizira wochokera m'madzi ndi utoto wa zinthu ziwiri wopangidwa ndi utomoni wa polyurethane wochokera m'madzi, utoto wosagwira nyengo, zowonjezera zosiyanasiyana, ndi mankhwala ochiritsira achikasu ochokera m'madzi, uli ndi mphamvu yabwino kwambiri yoteteza ku dzimbiri komanso woteteza chilengedwe. Chogulitsachi chili ndi VOC yochepa kwambiri, yomwe imakwaniritsa zofunikira zamakono zoteteza chilengedwe pomwe imapereka chitetezo chofanana ndi zophimba zachikhalidwe zochokera ku zosungunulira.

*Zinthu Zamalonda:

● Kugwiritsa ntchito madzi ngati madzi osungunula, opanda fungo, osaipitsa, osayaka moto komanso osaphulika.

● Kukana chikasu, kukana nyengo, kunyezimira bwino komanso kusunga mtundu.

● Yonyezimira kwambiri komanso yonenepa bwino.

● Kumamatira bwino kwambiri, kuuma kwambiri, komanso kukana kuvala kwambiri.

● Madzi abwino kwambiri, mafuta, zosungunulira komanso mankhwala.

● Kulimbana bwino ndi kutentha ndi chinyezi komanso kupopera mchere.

*Ntchito Yogulitsa:

Utoto wa polyurethane wopangidwa ndi madzi umagwiritsidwa ntchito kwambiri m'ma topcoat okongoletsera akunja omwe amaoneka bwino kwambiri, monga makina, matanki osakanizira, milatho, matanki osungiramo zinthu, ziwiya, zombo, makamaka magalimoto. Utotowu ungagwiritsidwenso ntchito popaka pulasitiki, kupereka utoto wofiirira komanso woteteza zinthu zapulasitiki monga zikwama zamagetsi, zoseweretsa, ndi zida zapakhomo.

*Zambiri Zaukadaulo:

Chinthu

Deta

Mtundu ndi mawonekedwe a filimu yopaka utoto

Mitundu yonse ndi mkhalidwe wofanana

Kusalala, μm

≤40

Kukhazikika kosungirako (50℃ ± 2℃, 7d)

wabwinobwino

Nthawi Youma, h (25℃)

Pamwamba pa Dry≤ 2

Kuuma Kolimba≤ 24

Kuuma

≥ H

Mayeso opindika, mm

≤2

Kukana kwa mphamvu, kgcm

50

Kuvala kukana (500g/500r), g

≤0.06

Kukana madzi

Maola 48 palibe zovuta

Kukana kwa asidi (5% H)2SO4)

Maola 24 palibe zovuta

Kukana kwa alkali (5% NaOH)

Maola 24 palibe zovuta

Kukana kupopera mchere

Maola 400 palibe matuza, palibe kung'ambika, kapena kusintha pang'ono mtundu kumaloledwa

Kukana nyengo, kukalamba kopangidwa ndi opanga kwa maola 1000

Palibe ming'alu yoonekeratu, kusintha kwa mtundu ≤ 2, kutayika kwa kuwala ≤2

Miyezo Yogwirira Ntchito: HG/T 4761—2014

*Chithandizo cha pamwamba:

Kuti muwonetsetse kuti filimuyo imamatirira komanso kuti dzimbiri silikutha nthawi yayitali, pamwamba pa nthakayo payenera kutsukidwa bwino mafuta, dzimbiri, mamba, utoto wakale, ndi zinyalala zotayirira musanagwiritse ntchito. Miyezo yokonzekera iyenera kukwaniritsa izi::

Malo onse oti apakedwe ayenera kukhala oyera, ouma komanso opanda kuipitsidwa. Musanapake utoto, malo onse ayenera kukhala ogwirizana ndi ISO8504: 2000kuwunika ndi kukonza koyenera.

Chitsulo chopangidwa ndi scaled chaphulika kwa Sa2.5kalasi, kuuma kwa pamwamba ndi 30-75μm, kapena kuviika, kusinthidwa ndi kusinthidwa;

Chitsulo chopanda oxide chaphulitsidwa ku Sa2.5giredi, kapena wopukutidwa kupita ku St3kalasi yokhala ndi gudumu lopukusira la pneumatic kapena lamagetsi;

Zitsulo zopakidwa utoto wa primer yogwirira ntchito, dzimbiri ndi dzimbiri loyera pa primer ya ufa wa zinc ziyenera kuchotsedwa kawiri, dzimbiri loyera limachotsedwa ndikupukutidwa kuti ligwiritsidwe ntchito.3.

Malo ena Chogulitsachi chimagwiritsidwa ntchito pa zinthu zina, chonde funsani dipatimenti yathu yaukadaulo.

Malo okonzedwa ayenera kukhala oyera, ouma, opanda mafuta, opanda fumbi, ndipo pakani utoto mkati mwa maola 6 mutapukuta mchenga kuti mupewe dzimbiri pamwamba.

*Mkhalidwe wa Kamangidwe:

Kutentha kwa substrate sikotsika kuposa 5 ℃, ndipo osachepera 3 ℃ kuposa kutentha kwa mpweya wa dengu ndipo chinyezi ndi <85% (kutentha ndi chinyezi ziyenera kuyezedwa pafupi ndi substrate). Ntchito yomanga ndi yoletsedwa kwambiri mukakhala ndi chifunga, chipale chofewa komanso nyengo yamphepo.

*Mkhalidwe wa Kamangidwe:

Kutentha kwa substrate sikotsika kuposa 5 ℃, ndipo osachepera 3 ℃ kuposa kutentha kwa mpweya wa dengu ndipo chinyezi ndi <85% (kutentha ndi chinyezi ziyenera kuyezedwa pafupi ndi substrate). Ntchito yomanga ndi yoletsedwa kwambiri mukakhala ndi chifunga, chipale chofewa komanso nyengo yamphepo.

*Masitepe Omanga:

Gawo 1: Kukonzekera Pansi pa Madzi (TheKiyiGawo)

Ubwino wa kukonzekera pamwamba umatsimikizira mwachindunji kumamatira ndi moyo wa filimu ya utoto.

Malo achitsulo ayenera kuchotsedwa mafuta ndi dzimbiri (motsatira miyezo ya Sa2.5 kapena St3) kuti zitsulo zomwe zipakidwe ziyenera kukhala zoyera bwino, zouma kwathunthu, komanso zopanda zinthu zodetsa monga mafuta, mafuta, fumbi, mchere, sikelo, ndi utoto wakale wotayirira. Chinyezi kapena kuzizira kooneka sikuloledwa.

Malo okonzedwawo ayenera kukwaniritsa miyezo ya ukhondo ndi kuuma kwa kapangidwe kake, ndipo utoto uyenera kupakidwa mwachangu momwe zingathere kuti dzimbiri lisabwererenso kapena kuipitsidwa kwina.

Gawo 2: Ikani Primer

Kuti muwonetsetse kuti palibe dzimbiri, perekani chitsanzo cha primer imodzi yotsutsana ndi dzimbiri, ikhoza kumamatira bwino ku substrate ndipo ili ndi mphamvu zabwino zoteteza dzimbiri.

Gawo 3: Ikani Utoto wa Polyurethane Wochokera M'madzi

Mukatsegula chidebecho, sakanizani mofanana ndi chosakanizira chamagetsi mpaka mtundu ndi kukhuthala zigwirizane, pang'onopang'ono tsanulirani gawo B (chotsukira) mu gawo A (utoto), bwino malinga ndi chiŵerengero chomwe chatchulidwa (ndi kulemera). Mukasakaniza kwathunthu, lolani chisakanizocho chiyime kwa mphindi 5-10 kuti chikhwime. Ndipo chophimba chosakanizacho chigwiritsidwe ntchito mkati mwa maola 4 (nthawi ya mphika). Kenako burashi/kupukuta kapena kupopera, kupopera kopanda mpweya kumapereka mphamvu kwambiri ndipo kumapanga filimu yabwino kwambiri ya utoto. Ngati muli ndi zida ndi luso laukadaulo, zidzakhala bwino kwambiri. Kugwiritsa ntchito utoto mozama ndi 0.2kg/m²/coat. (Kagwiritsidwe ntchito kwenikweni kamasiyana kutengera kapangidwe ka pamwamba, ma porosity, njira yogwiritsira ntchito ndi njira yogwiritsira ntchito.)

*Ngati pakufunika kuchepetsedwa, sakanizani ndi madzi oyeretsedwa malinga ndi kukhuthala ndi njira yogwiritsira ntchito (kutsuka, kuzunguliza, kapena kupopera). Sinthani kukhuthala kuti kugwirizane ndi njira yeniyeni yogwiritsira ntchito.

* Chiŵerengero cha kusungunuka kwa 5-20% polemera. Kuchepetsa kwambiri kungakhudze kwambiri kapangidwe ka filimu, mphamvu yobisala, komanso kulimba kwa nthawi yayitali.

* Musanagwiritse ntchito chovala china, onetsetsani kuti chovala choyambirira chatsukidwa bwino, chayera, chouma, komanso chopanda zodetsa zilizonse.

* Pewani kusakaniza mwamphamvu kuti musalowetse thovu lochuluka.

* Nthawi Yobwezeretsanso Chivundikiro: M'malo owononga pang'ono: utoto umodzi wa primer + utoto wapakati wa midcoat + utoto wa pamwamba wa topcoat wa 1; m'malo owononga kwambiri, onjezerani makulidwe a chophimbacho.

*Njira Yomangira:

Kupopera: Kupopera popanda mpweya kapena kupopera mpweya. Ndikoyenera kugwiritsa ntchito kupopera popanda mpweya wothamanga kwambiri.

Kutsuka/Kupukuta: Kufunika kwa makulidwe a filimu youma yomwe yatchulidwa.

*Kusamalitsa:

▶ Kutentha kwa kapangidwe kake ndi 5℃-35℃ (Kusintha kwina kumapangidwa malinga ndi mawonekedwe a chinthucho, chinyezi ndi ≤80%.

▶ Sungani mpweya wabwino kuti chinyezi chisasunthe komanso kuti utoto ukhale wosalala.

▶ Tetezani ku kuzizira pamene mukusunga.

▶ Zipangizo zodzitetezera ziyenera kuvalidwa pokonza mchenga

▶ Chifunga, mvula, chipale chofewa, mphepo ndi mvula ndizoletsedwa kwambiri.

*Kusunga ndi Moyo Wanu:

▅ Sungani m'nyumba yosungiramo zinthu yozizira, youma, komanso yodutsa mpweya kutentha kwa 5-35 ℃, pewani kuzizira komanso kuwala kwa dzuwa mwachindunji;

▅ Moyo wa zinthu ndi miyezi 12. Ngati zinthu zomwe zapitirira nthawi yosungidwa zingagwiritsidwe ntchito mutadutsa mayeso.

*Phukusi:

Utoto: 20kg/chidebe, Chowumitsa/chochiritsa: 4Kg/chidebe kapena Sinthani