Matattarar hana ruwa ta EPDM

Gabatarwar Samfuri

The membrane mai hana ruwa na EPDM wani zanen roba ne da aka ƙera don kare rufin da kuma ayyukan hana ruwa shiga gaba ɗaya. Ya ƙunshi kayan ethylene propylene diene monomer, wanda ke ba da sassauci da juriya ga abubuwan muhalli a wuraren gini. Yawanci ana amfani da wannan membrane a kan rufin da ke da faɗi ko kuma ƙasa da gangara, tafkuna, da wuraren tushe inda ake buƙatar shingen ruwa.

An ƙera shi da allon da ba shi da manne ko saman zane mai ɗauri ɗaya, murfin hana ruwa na membrane na epdm yana zuwa da kauri na 1.2 mm, 1.5 mm, 1.8 mm, ko 2.0 mm, da kuma girman mirgina na yau da kullun na faɗin mita 2 da tsawon mita 20. Launuka da ake da su sun haɗa da baƙi, fari, launin toka, shuɗi, kore, da sauransu don dacewa da buƙatun aikin. Shigarwa ya haɗa da manne manne da walda mai zafi don gefuna masu haɗuwa, wanda ke ba da damar dinki waɗanda ke kiyaye aminci akan lokaci.

Halayen fasaha sun bambanta dangane da nau'in, kamar samfuran JL1 da JF1. Misali, ƙarfin juriya yana kaiwa 7.5 MPa a zafin jiki na yau da kullun da 2.3 MPa a 60°C ga JL1, yayin da tsayin daka a lokacin karyewa shine 450% a zafin jiki na yau da kullun da 200% a -20°C. Ƙarfin tsagewa shine aƙalla 25 kN/m ga JL1, tare da gwada ƙarfin hana shiga cikin ruwa a 0.3 MPa na tsawon mintuna 30 ba tare da zubewa ba. Lanƙwasawa mai ƙarancin zafin jiki yana riƙe da -40°C ga JL1.

An saba amfani da robar epdm wajen hana ruwa shiga gidaje da kuma gine-ginen kasuwanci, saboda haka, yana da kyau a yi amfani da shi kamar rufin kore ko gine-ginen karkashin kasa saboda yanayinsa na rashin lalacewa da kuma dacewa da wasu abubuwa. Yana ci gaba da kasancewa cikin kwanciyar hankali a lokacin da ake fallasa shi ga hasken UV da canjin yanayin zafi, kodayake akwai buƙatar cikakken bayani game da gefen don aiki na dogon lokaci.

Bayanin Samfuri

Fasallolin Samfura

• Babban sassauci da tsawo: Tsawaita lokacin da ya karye ≥450% (JL1) a yanayin zafi na yau da kullun kuma har yanzu ≥200% a -20°C, yana bawa membrane damar ɗaukar motsi na substrate da ƙananan fasa ba tare da yagewa ba.
• Kyakkyawan tensile da ƙarfin tsagewa: Ƙarfin tauri ≥7.5 MPa a zafin ɗaki da kuma ≥25 kN/m juriyar tsagewa, wanda ke samar da isasshen juriyar injina yayin shigarwa da hidima.
• Ingancin ruwa mai tsafta: Babu zubar ruwa a ƙasa da matsin ruwa na 0.3 MPa na tsawon mintuna 30, wanda ya dace da buƙatun rufin da rufin tafki na yau da kullun.
• Kyakkyawan aikin low-zafin jiki: Yana ci gaba da sassauƙa har zuwa -40°C (JL1) ko -30°C (JF1) ba tare da fashewa ba, wanda hakan ke sa ya zama mai sauƙin aiki da aiki a yanayin sanyi.
• Faɗin kewayon juriyar zafin jiki mai faɗi: Yana kiyaye kaddarorin daga -40°C zuwa yanayin zafi na rufin da ya dace; ƙarfin juriya har yanzu yana kaiwa 2.3 MPa a 60°C.
• Juriyar yanayi na dogon lokaci: An tabbatar da juriya ga UV, ozone, da iskar shaka, wanda aka saba amfani da shi a aikace-aikacen rufin da aka fallasa tsawon shekaru da yawa.
• Sauƙi kuma amintaccen haɗuwa: Yana haɗuwa ta hanyar mannewa da walda mai zafi, yana samar da kauri mai ƙarfi da hana ruwa shiga idan aka yi shi yadda ya kamata.
• Zaɓuɓɓukan saman da yawa: Ana samunsa a matsayin mai kama da juna (bare) ko kuma a ƙarfafa shi da zane mai ɗauri ɗaya don inganta daidaiton girma da juriyar huda.
• Zaɓin launi mai faɗi: Baƙi, fari, launin toka, shuɗi, kore, da sauransu, wanda ke ba da damar daidaita kyau ko kuma fararen saman da ke haskaka zafi don rufin mai sanyaya.

Aiki

Aikace-aikace - Matattarar Ruwa ta EPDM

• Rufin rufi mai faɗi da ƙasa: Ana amfani da shi ga gine-ginen kasuwanci, rumbunan ajiya, da gine-ginen zama don cire ruwa na dogon lokaci akan siminti, itace, ko benen ƙarfe.
• Tsarin rufin kore: Ana amfani da shi azaman layin da ke jure wa tushe a ƙarƙashin ƙasa da ciyayi, yana tallafawa magudanar ruwa da haɓakar shuke-shuke ba tare da lalacewa ba.
• Rufin tafki da ruwa: An sanya shi a cikin tafkuna masu ado, kwano na riƙewa, da gonakin kifi don kiyaye riƙe ruwa a ƙarƙashin nutsewa akai-akai.
• Gyaran rufin da kuma rufe shi: An shimfiɗa shi a kan kayan rufin da suka lalace don tsawaita tsawon rai ba tare da yagewa gaba ɗaya ba, an haɗa shi ta hanyar manne ko ɗaure na inji.
• Ruwan hana ruwa na tushe da bene na plaza: An sanya shi a saman binne-binnen faifai ko dandamali don hana ruwa shiga cikin garejin ajiye motoci ko wuraren da mutane ke zaune a ƙasa.
• Cikakkun bayanai game da gine-ginen da aka fallasa: An naɗe shi a kusa da parapets, straps, da kuma hanyoyin shiga inda ake buƙatar rufewa mai karko da sassauci mai dorewa ta UV.
• Tankunan masana'antu da layukan tafki: An yi amfani da shi a wuraren da ake ajiye sinadarai ko ruwa, ta hanyar amfani da juriyar sinadarai da kuma ingancin dinki.

Bambance-bambance Tsakanin EPDM da HDPE Wayoyin Ruwa Masu Rage Ruwa

Muhimman Abubuwan Da Suka Shafi Aiki

• EPDM Yana aiki mafi kyau a yanayin da aka yi amfani da shi bayan an shafa shi, mai sassauƙa, ko kuma wanda aka fallasa inda motsi da UV sune abubuwan da ke haifar da hakan.
• HDPE an ƙera shi ne don tsarin siminti mai tauri da aka riga aka yi amfani da shi, wanda ke buƙatar kariya ta dindindin, ba tare da kariya daga ruwa ba, kuma babu haɗarin ƙaura daga ruwa.

Sharhin Abokan Ciniki

Robert T., Mai Kwantiragin Rufi – Chicago, Amurka "Na yi amfani da EPDM mai launin baƙi mai tsawon mm 1.5 a kan rufin kasuwanci mai faɗin murabba'in ƙafa 25,000. An ɗaure igiyoyin da aka yi da iska mai zafi a lokacin hunturu biyu har zuwa -25 °C. Babu zubar ruwa bayan watanni 14, kuma girman birgima (2 m × 20 m) ya rage ɓarnar da aka yi a kan tsarin."

Sophie L., Mai Zane-zanen Yanayi – Lyon, Faransa "An ƙayyade farin membrane mai girman milimita 1.2 don tsarin rufin kore mai faɗin murabba'in mita 600. Lanƙwasawa -40 °C yana ba mu damar naɗewa a kan sandunan da ke sama ba tare da fashewa ba a watan Janairu. Tsarin shingen tushe ya kasance cikakke bayan cikakken lokacin girma; gwaje-gwajen magudanar ruwa har yanzu ba su nuna isasshen ruwa ba."

Tan Wei, Mai Kula da Kulawa - Singapore "Na yi amfani da EPDM mai launin toka mai tsawon mm 1.8 don gyara tsohon layin tafki na siminti. An rufe manne-da-walda a cikin zafi mai digiri 32 ba tare da kumfa ba. Ajiye kifi ya ci gaba bayan awanni 48; matakin ruwa ya kasance daidai tsawon watanni 9."

Carlos M., Injiniyan Ayyuka – Santiago, Chile "Na sanya sigar 2.0 mm mai ƙarfi a kan rufin rumbun ajiya mai ƙasa da gangara. Yadin bel ɗaya ya ba da isasshen juriya ga zirga-zirgar ƙafa yayin sanya HVAC. Fuskantar hasken UV na tsawon watanni 11 ba ya nuna rashin alli ko raguwa a kan farin saman."

Hiroshi K., Manajan Gidaje – Osaka, Japan "Na gyara rufin da aka gina mai tsawon mm 1.5 a kan rufin da aka gina. Tsawon 450% ya yi aiki da motsin zafi a kan benen ƙarfe. Binciken shekara-shekara bayan watanni 18 yana tabbatar da cewa an dinka shi a 0.3 MPa ba tare da an ɗaga shi ba."

Tambayoyin da ake yawan yi akai-akai

T: Yaya tsawon lokacin da ake tsammani na aikin membrane na EPDM? A: A aikace-aikacen da aka kare ko aka binne, shekaru 25-35 abu ne da aka saba da shi idan aka shigar da shi yadda ya kamata. Rufin da aka fallasa zai iya kaiwa shekaru 20-30 ya danganta da ƙarfin UV da kuma kulawa.

T: Za a iya shigar da shi a lokacin sanyi? A: Eh, ƙasa zuwa -10 °C don aikin mannewa da kuma -5 °C don walda mai zafi. A ƙasa da haka, yi amfani da tanti ko hita don kiyaye kayan da ke sama da daskarewa.

T: Shin membrane ɗin ya dace da bitumen substrates? A: Ya kamata a guji taɓawa kai tsaye da sabon bitumen. Yi amfani da layin rabuwa (geotextile ko polyethylene) idan ana rufe tsohon kwalta.

T: Ta yaya ake rufe dinki? A: Ana haɗa manne mai rufewa da manne mai hulɗa sannan a yi walda mai zafi a zafin 450–500 °C. Gwajin bawon ɗinki ya kamata ya wuce 15 N/cm idan an yi shi daidai.

T: Shin yana buƙatar shingen tushe don rufin kore? A: Tsarin EPDM na yau da kullun ba ya jure wa tushe. Haɗa shi da takardar shingen tushe ko amfani da nau'in tushenmu mai jure wa tushe idan an ƙayyade.

T: Wane kauri ya kamata in zaɓa? A: 1.2 mm don rufin/tafkuna masu sauƙin amfani; 1.5 mm don rufin kasuwanci na yau da kullun; 1.8–2.0 mm don tsarin zirga-zirgar ababen hawa ko manyan ballast.

T: Za a iya tafiya a kan shi bayan shigarwa? A: Cinkoson ƙafa ba shi da kyau da zarar an gama dinki. Yi amfani da faifan tafiya a ƙarƙashin kayan aiki masu nauyi ko hanyoyin shiga akai-akai.

T: Shin farin EPDM ya fi sanyi fiye da baƙi? A: Eh—fari yana nuna 70–80 % na hasken rana idan aka kwatanta da 5–10 % na baƙi, yana rage zafin saman rufin da 20–30 °C a lokacin rani.

T: Ta yaya zan gyara huda? A: Tsaftace wurin, shafa facin EPDM da ba a goge ba da firam da tef ɗin ɗinki. Don babban lalacewa, yi amfani da facin murfin da aka haɗa a kowane gefe.

T: Shin zai yi aiki a kan rufin ƙarfe mai tsatsa? A: Dole ne a cire tsatsa a fara gyara ta. Tsatsa mai laushi za ta iya lalata mannewa; a yi la'akari da maye gurbin cikakken bene idan tsatsa ta yi yawa.

Game da Masana'antarmu

Kamfanin Great Ocean Waterproof Technology Co., Ltd. (wanda a da ake kira Weifang Great Ocean New Waterproof Materials Co., Ltd.) yana cikin Garin Taitou, Birnin Shouguang—cibiyar samar da kayan hana ruwa mafi girma a China. An kafa kamfanin a shekarar 1999, ya girma ya zama kamfani mai fasaha mai haɗaɗɗen bincike, haɓakawa, masana'antu, da kuma sayar da tsarin hana ruwa na ƙwararru.

Katafaren masana'antar mai fadin murabba'in mita 26,000 yana dauke da layukan samarwa da dama masu ci gaba wadanda zasu iya samar da biredi, zanen gado, da kuma ruwan shafa mai a sikelin. Waɗannan layukan suna tallafawa cikakken kewayon samfura, gami da Membrane na hana ruwa na EPDM, da kuma PVC, TPO, CPE, mai mannewa kai HDPE, bitumen da aka gyara da polymer, membranes masu jure wa tushe, da kuma nau'ikan polyurethane da siminti iri-iri.

Tare da ƙungiyar fasaha mai ƙarfi da kuma cikakkun kayan aikin gwaji na cikin gida, masana'antar tana kula da ingantaccen tsarin sarrafawa a duk lokacin samarwa. Duk kayan aiki, gami da membrane na EPDM, sun cika ƙa'idodin ƙasa kuma suna da takaddun shaida masu dacewa. Ana rarraba samfuran a cikin larduna sama da 20 a China kuma ana fitar da su zuwa kasuwannin duniya da dama, tare da goyon bayan bayanan aiki masu daidaito da isar da kayayyaki masu inganci.