TPU (Thermoplastic Polyurethane)Ana amfani da shi wajen gina hana ruwa ta hanyoyi daban-daban, ciki har da membranes masu hana ruwa shiga, zanen hana ruwa shiga, fina-finan manne masu zafi, da kuma shafa, don biyan buƙatun hana ruwa shiga, hana danshi shiga, da kuma rufewa na yanayi daban-daban.
√ Manyan Fom ɗin Aikace-aikace da Misalai
- Takardun Kariya Daga Ruwa/Matattarar Ruwa: Ana amfani da su azaman yadudduka masu hana ruwa shiga mai inganci ga manyan ayyuka kamar rufin gida, ginshiki, ramuka, gadoji, da magudanar ruwa.
- Matattarar Numfashi Mai Rage Ruwa: Bari tururin ruwa ya fita yayin da yake toshe shigar ruwan ruwa na waje yadda ya kamata - ya dace da ɓangaren waje na yadudduka na rufi don haɓaka iskar gini, wanda ake amfani da shi don bango, rufi, da gine-ginen katako.
- Kayan Rufe Hannu Masu Ruwa: Ana amfani da shi don haɗin gwiwa, gefunan shinge, tushen bututu da sauran cikakkun bayanai, ko kuma azaman kayan rufewa mai kumbura ruwa don faɗaɗawa da haɗin ginin.
- Rufin da ke hana ruwa shiga: Ana shafa shi a kan siminti, ƙarfe, da sauran abubuwa masu rufi don samar da fim mai hana ruwa shiga wanda ya dace da wuraren waha, benaye na masana'antu, da sauransu.
- Gilashin Tsaro Mai Laminated: Fim ɗin TPU mai ƙarfi da ƙarfi yana ɗaure tarkacen gilashin sosai don hana karyewa - ana amfani da shi a bangon labule masu tsayi da fitilun sama.
√ Sigogi na Fasaha da Aiki na yau da kullun
- Halayen Jiki/Injiniya:
Ƙarfin tauri na zanen gado mai hana ruwa yawanci shine 30-45 MPa, tsayin daka a lokacin karyewa shine 500-700%, kauri shine 0.2-0.5 mm.
Yadin TPU masu hade-hade suna da juriyar hudawa ≥80 N/mm² kuma suna da tsayin daka a lokacin karyewa ≥300%. - Dorewa da Kwanciyar Hankali:
Wurin narkewar ya kai kimanin 90°C, zafin juyawar zafi ya kai 70–90°C.
Bayan awanni 500 na tsufar zafi a digiri 80 na Celsius, asarar ƙarfin juriya <5%.
Ingantaccen aiki a -40°C; wasu matakai ana iya amfani da su ƙasa da -65°C. - Muhalli & Tsaro:
TPU ba ta da guba, ba ta da ƙamshi, kuma ba ta da illa ga muhalli.
Tsarin foda mai ƙarfi 100% yana ba da sifili na VOC, yana biyan buƙatun gini na kore.
√ Wuraren Gine-gine da Amfani
- Aikace-aikacen Haɗawa: Misali, haɗa 69.2% TPU, 30% foda na roba, da 0.8% defoamer na iya samar da kayan hana ruwa aiki masu inganci don layukan rufewa masu saurin hana ruwa na layin dogo.
- Zaɓin Tsarin Aiki:
- TPU foda: warwatse shafi + zafi latsa
- Fim ɗin TPU mai zafi mai narkewa: walda mai yawan mita ko ultrasonic
- Takardar TPU: walda mai zafi ko manne na musamman don haɗawa
- Kwanciyar Hankali Yana da Muhimmanci: Juriyar ruwa yana da mahimmanci don gina hana ruwa shiga. Wasu nau'ikan TPU suna raguwa sosai a cikin ruwan zafi na dogon lokaci; danshi mai yawa na dogon lokaci na iya haifar da hydrolysis wanda ke haifar da gazawar hatimi. Saboda haka, zaɓar matakin juriya ga hydrolysis yana da matukar muhimmanci.
- Maganin Fuskar Yana da Muhimmanci: A kan substrates masu ramuka ko santsi, amfani da firam mai jituwa yana inganta mannewa tsakanin murfin TPU da substrate, yana tabbatar da cikakken ingancin Layer mai hana ruwa shiga.
- Don amfani da hana ruwa a gini,TPU mai tushen polyetherwanda aka yi taYantai Linghua sabon abuYawanci shine mafi kyawun zaɓi saboda haɗin ether (-COC-) yana ba da ƙarfin juriya ga hydrolysis kuma sun fi dacewa da yanayin danshi na dogon lokaci.
Lokacin Saƙo: Yuni-10-2026