Zvakajairwa Kuedza Zvinhu uye Parameter Mayero eTPU Paint Dziviriro Firimu (PPF)Zvigadzirwa, uye Maitiro Ekuita Kuti Zvinhu Izvi Zvipfuure Panguva Yekugadzira
Nhanganyaya
TPU Paint Dziviriro Firimu (PPF) ndeyepamusoro-inoshanda firimu firimu rinoiswa kune mota pendi nzvimbo kudzivirira kubva kumatombo machipisi, kukwenya, mvura ine acid, UV mwaranzi, uye kumwe kukuvadzwa. Iyo yakaomesesa seti yemhando yekuyedza zviyero uye inoenderana yekugadzira dhizaini dhizaini yakakosha kuti ive nechokwadi chekuita kwayo kwakasiyana uye kugona kwekudzivirira kwekusingaperi.
1. Common Testing Items uye Parameter Standard Zvinodiwa
Tafura iri pazasi inopfupisa izvo zvakakosha zvekuyedza zvinhu uye zvakajairwa parameter zviyero izvo zvakakwirira-kugumaPPFzvigadzirwa zvinofanira kusangana.
| Testing Category | Test Item | Unit | Chinodiwa Chinodiwa (High-End Product) | Test Standard Reference |
|---|---|---|---|---|
| Basic Physical Properties | Ukobvu | μm (mil) | Inopindirana nehuwandu hwezita (semuenzaniso, 200, 250) ± 10% | ASTM D374 |
| Kuoma | Shore A | 85 – 95 | ASTM D2240 | |
| Tensile Simba | MPa | ≥ 25 | ASTM D412 | |
| Elongation paBreak | % | ≥400 | ASTM D412 | |
| Tear Strength | kN/m | ≥ 100 | ASTM D624 | |
| Optical Properties | Haze | % | ≤ 1.5 | ASTM D1003 |
| Kupenya (60°) | GU | ≥ 90 (Kufananidza pendi yekutanga kupera) | ASTM D2457 | |
| Yellowness Index (YI) | / | ≤ 1.5 (Yekutanga), ΔYI <3 mushure mekukwegura | ASTM E313 | |
| Durability & Weathering Resistance | Kukurumidza Kukwegura | - | > 3000 maawa, hapana yero, kuputika, chalking, Gloss Retention ≥ 80% | SAE J2527, ASTM G155 |
| Hydrolysis Resistance | - | Mazuva manomwe @ 70°C/95%RH, kushatiswa kwezvivakwa zvemuviri <15% | ISO 4611 | |
| Chemical Resistance | - | Hapana kusarongeka mushure mekubata 24H (semuenzaniso, brake fluid, injini mafuta, asidhi, alkali) | SAE J1740 | |
| Pamusoro & Dziviriro Zvivakwa | Stone Chip Resistance | Giredhi | Giredhi repamusoro (semuenzaniso, Giredhi 5), hapana kuratidzwa kwependi, firimu rakasimba | VDA 230-209 |
| Self-Healing Performance | - | Kukwenya kwakanaka kunoporesa mukati me10-30 masekonzi ne40 ° C mvura inodziya kana kupisa pfuti. | Corporate Standard | |
| Coating Adhesion | Giredhi | Giredhi 0 (Hapana kubviswa mukuchinjika-kucheka bvunzo) | ASTM D3359 | |
| Safety & Environmental Properties | Fogging Value | % / mg | Reflectance ≥ 90%, Gravimetric ≤ 2 mg | DIN 75201, ISO 6452 |
| VOC / Kunhuwa | - | Inoenderana nemukati memhepo mhando zviyero (semuenzaniso, VW50180) | Corporate Standard / OEM Standard |
Key Parameter Dudziro:
- Haze ≤ 1.5%: Inovimbisa kuti firimu harikanganisi kujeka kwepakutanga uye kuoneka kwependi mushure mekushandisa.
- Yellowness Index ≤ 1.5: Inovimbisa kuti firimu pachayo harina kutsvuka uye rine yakanakisa anti-yellowing kugona pasi pekuratidzwa kwenguva refu kweUV.
- Fogging Value ≥ 90%: Uyu mutsara mutsvuku wekuchengetedza, unodzivirira firimu kubva pakupisa zvinhu pamhepo inodziya tembiricha, izvo zvinogona kukanganisa kutyaira.
- Self-Healing Performance: Iyo yakakosha yekutengesa nzvimbo yePPF zvigadzirwa, inotsamira pajasi rayo rinokosha repamusoro.
2. Maitiro ekuita shuwa kuti zvinhu zvebvunzo zvinopfuura panguva yekugadzira
Chigadzirwa chemhando inovakwa mukugadzira maitiro, kwete kungoongororwa pamagumo. Kudzora nhanho yega yega yekugadzira kwakakosha kuti uve nechokwadi chekuti zvinhu zvebvunzo zviri pamusoro zvinopfuura.
1. Raw Material Control (Source Control)
- TPU Pellet Sarudzo:
- Inofanirwa kushandisa Aliphatic TPU, iyo ine masikirwo ine yakanakisa UV kuramba uye anti-yellowing zvivakwa. Iyi ndiyo nheyo yekupfuura Yellowness Index uye Weathering Resistance bvunzo.
- Sarudza TPU mamakisi ane yakaderera volatile zvemukati uye yakakwira molecular uremu. Iyi ndiyo kiyi yekupfuura Fogging Value uye VOC bvunzo.
- Vatengesi vanofanira kupa CoA (Chitupa cheKuongorora) chebatch yega yega, ine nguva dzose yechitatu-bato remvumo yekuyedzwa.
- Coating uye Adhesive Zvishandiso:
- Mafomula ekuzvipodza machira uye anti-stain coatings anofanirwa kuita kuchembera kwakasimba uye bvunzo dzekuita.
- Pressure Sensitive Adhesives (PSA) inofanirwa kuve neyakakwira yekutanga tack, yakakwirira kubata simba, kuramba kuchembera, uye kubviswa kwakachena kuti ive nechokwadi chekubviswa kwakaringana mushure mekushandisa kwenguva refu.
2. Kudzora Maitiro ekugadzira (Process Stability)
- Co-extrusion Casting/Film Blowing Process:
- Nyatsodzora tembiricha yekugadzirisa, screw speed, uye kutonhora rate. Kunyanya kupisa tembiricha kunogona kukonzera TPU kushatisa, zvichitungamira kune yero uye kushanduka (kukanganisa YI uye Fogging Value); tembiricha dzisina kuenzana dzinokonzeresa mutsauko muukobvu hwefirimu uye optical properties.
- Nzvimbo yekugadzira inofanira kunge iine hutsanana hwepamusoro. Chero guruva rinogona kukonzera kuremara kwepamusoro, kukanganisa chitarisiko uye kunamatira kunamatira.
- Coating process:
- Nyatsodzora tension yecoater, kumhanya, uye tembiricha yehovhoni kuti uve nechokwadi chekuputira yunifomu uye kupora zvachose. Kusakwana kuporeswa kunotungamira mukuderedzwa kwekubata kwekuita uye kusara kushanduka.
- Curing Process:
- Iyo firimu yakapedzwa inoda kurapwa kwenguva yakatarwa munzvimbo inogara tembiricha uye humidity nharaunda. Izvi zvinobvumira cheni dzemamorekuru uye kushushikana kwemukati kuti kuzorora zvizere, kudzikamisa kuita kweanonamira.
3. Online uye Offline Quality Inspection (Chaiyo-nguva Monitoring)
- Kuongorora pamhepo:
- Shandisa online ukobvu geji kutarisa firimu ukobvu kufanana mune chaiyo-nguva.
- Shandisa online defect monitoring masisitimu (CCD kamera) kutora kuremara kwepamusoro senge gels, makwara, uye mabubble munguva chaiyo.
- Offline Inspection:
- Yakazara Laboratory Testing: Sample yega yega batch yekugadzira uye ita yakazara bvunzo zvinoenderana nezvinhu zviri pamusoro, uchigadzira yakazara batch yekuongorora.
- Chekutanga-Chinyorwa Kuongorora & Patrol Ongororo: Yekutanga roll inogadzirwa pakutanga kwekuchinja kwega kwega inofanirwa kuongororwa chinhu chakakosha (semuenzaniso, ukobvu, chitarisiko, basic optical zvivakwa) kusati kwatanga kugadzirwa kwakawanda. Vatariri vemhando yepamusoro vanofanirwa kugara vachitarisa patrol nesampling panguva yekugadzira.
4. Zvakatipoteredza uye Kuchengeta
- Zvese zvigadzirwa uye zvigadzirwa zvakapedzwa zvinofanirwa kuchengetwa mune inogara tembiricha uye humidity warehouse kudzivirira kunyura hunyoro (TPU is hygroscopic) uye yakanyanya tembiricha.
- Mapepa emufirimu apedzwa anofanirwa kuve akavharwa-packed uchishandisa mabhegi ealuminium foil kana anti-static firimu kudzivirira kusvibiswa uye oxidation.
Mhedziso
Yantai Linghua New Material Companyiri kuita A high-performance, yakavimbika zvikuruTPU pendi yekudzivirira firimu, ndiwo mhedzisiro yekusanganiswa kwezvigadzirwa zvemhando yepamusoro, maitiro ekugadzira chaiwo, uye kutonga kwakasimba kwemhando.
- Parameter Standards ndicho chigadzirwa "report kadhi," ichitsanangura chinzvimbo chayo chemusika uye kukosha kwevatengi.
- Kugadzira Maitiro Kudzora ndiyo "nzira" uye "nzira yehupenyu" iyo inovimbisa iyi "report kadhi" inoramba yakanakisa.
Nekumisikidza yakazara-maitiro emhando yekusimbisa hurongwa kubva ku "raw material intake" kusvika "kupedzwa kwechigadzirwa kutakura," inotsigirwa nepamusoro bvunzo michina uye tekinoroji, Yantai Linghua New Material Company inogona kugadzikana kugadzira PPF zvigadzirwa zvinosangana kana kutopfuura zvinotarisirwa pamusika, zvimire zvisingakundiki mumakwikwi anotyisa emusika.
Nguva yekutumira: Nov-29-2025