labarai

A ƙarƙashin yanayin manyan ruwan wukake masu ƙarfi na iska da na teku, kwanciyar hankali, ƙarfi da daidaitawar tsari nakayan haɗin kaitsarin yana ƙayyade tsawon rai na ruwan wukake da ingancin samar da wutar lantarki kai tsaye. A matsayin maɓalli mai ƙarfafawa ga harsashin ruwan wukake, yanar gizo, gefen gaba, gefen baya da sauran sassa, jiɓin da aka yanke na gilashin fiber ya zama kayan da aka saba amfani da shi don zubar da ruwa na VARTM, manna hannu/gyara tare da daidaito mai kyau, shigar da sauri, kyakkyawan moldability, da kuma ɗaurewa mai ƙarfi tsakanin layuka. Zaɓin samfurin da nauyi mara kyau, sauƙi zai haifar da lahani a saman da rashin manne a cikin bututun, kuma nauyi zai shafi ƙarfin tsari da aikin gajiya. Wannan takarda ta tsara yadda za a haɗa samfurin da aka saba, ƙayyadaddun bayanai, dabarun zaɓi, da daidaita aikace-aikacen jiɓin da aka yanke don ruwan wukake masu ƙarfi.

1. Jikin da aka yanka don ruwan wukake masu amfani da iska: matsayin asali da buƙatun asali

-Kyakkyawan inganci a kowane yanki: ±5%

-Danshi mai yawa: ≤0.2%

- Ƙarfin tauri: ≥30–180N/5cm (ƙaruwa da nauyin gram)

-Tsayawa: jiƙawa cikin sauri, ƙarancin kumfa, ya dace da turare mai amfani da injin

- Juriyar yanayi/feshin gishiri: samfuran ƙasashen waje suna buƙatar ƙarfafa daidaitawar hana lalata

- Kwanciyar hankali: babu asarar foda, babu layewa, babu gashin gashi, ya dace da layewa ta atomatik

Jigon fiber ɗin gilashi da aka yankagalibi yana ɗaukar ayyukan ƙarfafa ɗaukar nauyi mara babban mahimmanci, daidaita saman, sauyawa tsakanin layuka, da juriya ga nakasa a cikin ruwan wukake. Ana amfani da shi tare da zane mai hanya ɗaya, zane mai kusurwa da yawa, ji mai ci gaba, da ji a saman don samar da cikakken tsari.

2. Jerin samfura da ƙayyadaddun bayanai na jika mai amfani da iska mai ƙarfi

Manyan samfuran da ake amfani da su a masana'antar sune EMC (emulsion)/CMC (foda), kuma faɗin da ake amfani da shi yawanci shine 1250/1040/2500mm. Ga samfuran da aka fi amfani da su don samar da nauyin ruwan wukake:

1) Tsarin da aka saba amfani da shi ya yi daidai da nauyin gram

-EMC225: 225g/㎡, siririn tsari mai canzawa, saman da yake da laushi

-EMC300: 300g/㎡, babban ƙarfin duniya, harsashi na duniya/yanar gizo

-EMC450: 450g/㎡, ƙarfafa matsakaicin kauri, ƙarfafa yankin ƙarfi

-EMC600: 600g/㎡, kauri mai kauri, kauri mai tushe/babban gefen

-EMC900: 900g/㎡, ƙarfafawa mai nauyi, ƙarfafa manyan ruwan wukake na gida

2) Zaɓin nau'in manne

- Nau'in emulsion EMC: ƙarfi mai ƙarfi, daidaito mai kyau, dacewa da resin mai kyau, zaɓi na farko don tura iskar gas

-Foda nau'in CMC: jiƙawa cikin sauri, mafi kyawun farashi, ya dace da man shafawa da hannu/tsarin taimako

- Iskar da ke cikin teku, ruwan wukake masu ƙarfi: jerin emulsion na EMC masu fifiko

3) Faɗi da daidaitawar tsari

-1250mm/1040mm: ruwan wukake matsakaici da ƙanana, ana yin layi da hannu

- 2500mm da sama: manyan ruwan wukake, shimfidawa ta atomatik, rage cinya

3. Zaɓin sashi: yadda ake daidaita wurare daban-daban na ruwan wukake?

1) Fuskar waje ta harsashi/ƙasa ta saman gashin gel

-An ba da shawarar: EMC225 / EMC300

- Muhimman abubuwa: santsi a saman, rage ramukan filaye, inganta bayyanar da juriya ga yanayi

2) Babban Layer na harsashi (matakin canji/daidaitawa)

-An ba da shawarar: EMC300

- Mahimman bayanai: daidaiton ƙarfi da shigar ciki, mafi kyawun dacewa da zane mai faɗi da yawa

3) Ƙarfafa ɓangarorin yanar gizo da murfin katako

-An ba da shawarar: EMC450

- Mahimman abubuwa: ƙarin tauri, juriya ga yankewa, da ingantaccen kwanciyar hankali na tsarin

4) Gefen jagora, gefen baya, yankin kauri tushen

-An ba da shawarar: EMC600 / EMC900

- Muhimman abubuwa: samar da yadudduka masu kauri cikin sauri, rage yawan yadudduka, da kuma inganta juriyar tasiri

5) Ruwan iska mai ƙarfi a bakin teku (feshin gishiri/ɗanshi mai yawa)

-An ba da shawarar: gashin gashin gashi mai ƙarancin gashi EMC300/450 + maganin jika mai jure wa hydrolysis

-Mahimman abubuwa: inganta juriyar tsufa da rage haɗarin rarrabawa