Kakahu Kore-Whatu Muka Karāhe

I. Ngā Āhuatanga Matua o te Hua: Te whakaurunga tika o ngā āhuatanga rauemi me ngā painga o te tukanga

Mā te whakawhirinaki ki ngā painga mahi kore-waro o te muka karāhe me te tautoko hangarau o ngā tukanga spunlace me te composite, ka hangaia e ngā momo hua e rua he pūnaha mahi ahurei, ā, i te wā kotahi ka pakaru i ngā herenga mahi o te rauemi kotahi.

(1) Kakahu kore-whatu muka karāhe: Te paearu mahi o ngā papa kore-waro

Mā te whakamahi i te muka karāhe kore-waikawa hei rauemi mata kotahi, ka hangaia mā te marara poto me te hononga wai pēhanga teitei. Ahakoa e mau tonu ana ngā āhuatanga matua o te muka karāhe, kei a ia anō ngā painga hanganga ngāwari o te papanga kore-whatu:

Ātete ki te pāmahana teitei, ātete mura, ā, ārai hoki: Ko te tūāpapa o te haumaru i roto i ngā taiao tino kino

He whānui te whānuitanga pāmahana, he pumau te mahi: Neke atu i te 800℃ te pāmahana rewa o te muka karāhe, ā, ka taea te whakamahi i te hua kua oti mō te wā roa i roto i te taiao 260℃, me te ātete pāmahana poto tae atu ki te 300℃, he nui atu i te rohe ātete wera o te muka polyester (ātete pāmahana ≤150℃). Kāore e hiahiatia he tāpiri i ngā ārai mura, me te taupū hāora whakawhāiti (LOI) ≥30%. Kāore e mura, e rewa, e maturuturu rānei ina pā ki te ahi, ka mau tonu te hanganga o te muka kore-waro. He rauemi tiaki matua mō ngā mahi pāmahana teitei.

Te mahi ārai hiko tino pai rawa atu o te ahumahi: He tino pai ngā āhuatanga ārai hiko, me te kaha hiko-kore o te ≥20kV/mm. Ahakoa i te pāmahana teitei o te 130℃, ka noho tonu tōna kaha ārai ki runga ake i te 70%, ā, kāore e pāngia e te haumākū, e te matū rānei. Mā tēnei ka whakatauhia ngā āhuatanga mamae o ngā rauemi ārai waro pēnei i te "koroheketanga pāmahana teitei me te korenga o te makuku", ā, he pai mō ngā whakaritenga tino pakari o ngā hikohiko me ngā mara hiko.

2. Kaha teitei + ātete waikura: He taurangi pakari i roto i ngā taiao uaua

Ngā āhuatanga miihini tino pai: Neke atu i te 3000MPa te kaha kume o te muka. Whai muri i te miro me te herea-toru-ahu, ko te kaha whati roa he ≥1350N/50mm (mō te whakatakotoranga 850g/㎡), ā, he tino pai te pumau o ngā āhuatanga. Ko te tere whakarerekētanga i roto i ngā taiao tauutuutu mākū me te wera, makariri me te wera he ≤0.5%, he nui ake i te pumau hanganga o ngā papanga kore-whatu muka matū tuku iho.

Kāore he ngoikoretanga o te ātete ki te waikura me te ātete ki te koroheketanga: He pai te ātete ki te nuinga o ngā matū waikawa me te kawakore (pēnei i te 10% waikawa whanariki, 15% hauwai konutai) me ngā whakarewa waro. Ko te tere ngaronga kaha i muri i te rumakina mō te 30 rā he ≤10%. Heoi anō, ka whakatau ngā wāhanga kore-waro kāore e koroheke, e pirau rānei. Kāore he pakarukaru i muri i te rima tau o te noho ki waho, ā, ko tōna roanga mahi he 5 ki te 8 ngā wā i tērā o ngā rauemi muka waro.

3. Hanganga pūwero + tukatuka ngāwari: Te tūāpapa mō te urutau ki ngā āhuatanga rerekē

Ka taea te whakarite i te hanganga mahi: Ko te hanganga moroiti-ahu-toru kore-aronga i hangaia e te tukanga spunlace he porosity o te 70%-80% me te urunga hau o te 8-16m³/(m² · min). Ka taea te whakarite i te tika o te tātari me te pānga whakamarumaru mā te whakarerekē i te taumaha karamu (450-2250g/㎡) me te matotoru (3-15mm), e tutuki ai ngā hiahia o ngā horopaki katoa mai i te tātari tika ki te whakamarumaru taumaha.

He tino pai te urutau tukatuka: Ki te whakatauritea ki te muka karāhe tuku iho, ka karohia e te tukanga miro te kino o te muka, ka ngawari ake te ahua o te hua. Ka taea te tapahi tika, te tuitui, me te pēhi wera kia puta he āhua, ka tutuki ai ngā whakaritenga here o ngā wāhanga āhua uaua, ā, ka whānui ake ngā āheinga tono i roto i ngā mara pēnei i ngā roto motuka me te whakamahana taputapu kāinga.

(2) Whāriki Whakakotahitanga Polyester muka karāhe: Te Aranga Mahi o te Mahi Tahi Rauemi-rua

Ka hangaia mā te whakaranu i te muka karāhe me te muka polyester ātete pāmahana teitei, kātahi ka whakakīia, ka whakamaroke, ka whakatikatika tika i te hapa o te rauemi kotahi, ka tutuki ai te arotautanga maha-ahu o te "kaha + pakari + ngāwari tukatuka".

1. Mahi tautoko, kāore he ngoikore

Te whakaoti i te hapa o tētahi rauemi kotahi. Ka whakaratohia e te muka karāhe he kaha teitei me te pumau o ngā āhuatanga, ko te muka polyester ka whakarato i te rauemi ki te ngāwari me te ātete haehae. I muri i te whakakotahitanga, ehara i te mea ka wikitoria noa te hua i ngā raruraru o te "kore e taea te toro atu me te ngawari ki te haehae" o te whāriki muka karāhe, engari ka whakaoti hoki i ngā ngoikoretanga o te "whakarerekētanga pāmahana teitei me te kore e ranea te kaha" o te whāriki polyester. Ko te kaha ātete haehae he 40% teitei ake i te whāriki muka karāhe parakore. Ka taea e te roa i te whati te neke atu i te toru ngā wā i te whāriki muka karāhe parakore.

Whakapai ake i te hototahitanga o ngā tukanga: He piripono ngā muka, ā, he ngāwari tonu te mau. Ko te tere uruhanga o te kapia he 30% teitei ake i te whāriki muka karāhe parakore. I roto i ngā tukanga pēnei i te hanga FRP, ka taea te whakaiti i te maha o ngā paparanga, ā, ka taea te whakanui ake i te pai o te whakaputanga mā te neke atu i te 25%. I taua wā anō, ka tino pai ake te maeneene o te mata o te hua kua oti, ka tutuki i ngā whakaritenga āhua me te mahi o ngā rauemi hiato kounga teitei.

2. Ātete huarere i ngā āhuatanga katoa + arotau utu

Te manawanui whānui ki te taiao: He rite ki te ātete pāmahana teitei (te ātete pāmahana roa ki te 180℃) o te muka karāhe me te ātete waikura o te muka polyester, ka taea e ia te tu atu ki ngā hihi ultraviolet, te horo ua me ngā huringa pāmahana i roto i ngā āhuatanga o waho pēnei i ngā rori me ngā piriti, ā, neke atu i te 15 tau te roa o tōna oranga ratonga. Heoi anō, ko tōna tere mimiti wai he ≤0.5%, ā, kāore e pirau, e ngaro rānei te kaha i roto i te taiao makuku, e tutuki ai ngā whakaritenga roa o ngā kaupapa hanganga.

He mea nui te painga o te mahi utu: Mā te ōwehenga whaitake o ngā muka polyester, ka whakaitihia te utu whānui mā te 20%-30% ki te whakataurite ki te whāriki muka karāhe parakore, me te whakarite hoki i te mahi matua. I taua wā anō, ko te tere ngaronga tukatuka whakaputa papatipu he iti iho i te 3%, he iti iho i te ngaronga tukatuka o ngā rauemi muka karāhe parakore (te nuinga o te wā 5%-8%), ka waiho hei otinga pai mō ngā horopaki tono puranga pēnei i te hanganga me te ahumahi.

II. Ngā Marae Whakamahinga Matua: Te kapi katoa i ngā horopaki mai i te hangarau taketake ki te hangahanga teitei

I runga i ō rāua painga mahi rerekē, kua hangaia e ngā momo hua e rua ngā uara tono kore e taea te whakakapi i roto i ngā mara maha, me te urutau tika ki ngā tono matua o ngā horopaki rerekē:

1. Te mara hanga me te hanganga: Ngā rauemi matua mō ngā kaupapa roa

Kakahu muka karāhe kore-whatu: Hei rauemi whakamarumaru mō te paparanga o ngā whare pereti maitai tae me te paparanga whakamarumaru o ngā paipa wera, he 30% te pai ake o tōna pānga whakamarumaru i tērā o te huruhuru toka tuku iho, ā, he watea ki te tāuta, ā, kāore e puta he parahanga puehu. I roto i te turanga whenua o ngā wheketere hiko, ka taea e ia te mahi takirua hei whakamarumaru me te ārai makuku, hei whakarite i te haumaru hiko o te whare wheketere.

Whāriki whakakotahi muka karāhe polyester: He whānuitia te whakamahinga hei paparanga whakapakari ārai-pakaru i runga i ngā mata o ngā huarahi tere, ngā ara rerewē, me ngā piriti, ka taea te aukati i ngā kapiti whakaheke o te papa me te ārai i te urunga wai, ka whakaroa i te roa o te mahi o te kaupapa mā te 5 ki te 8 tau me te whakaiti i ngā utu tiaki o muri mai mā te neke atu i te 40%. He hototahi hoki ki te tukanga hanga-ā-ringa kirihou kua whakapakarihia ki te muka karāhe, ā, ka taea te whakamahi hei rauemi turanga whakapakari mō ngā wāhanga pēnei i te hanga pakitara ārai me ngā matapihi tuanui, ka whakarei ake i te kaha hanganga me te ātete ki te hau.

2. Ngā mara tiaki ahumahi me te taiao: Ngā otinga nui mō ngā āhuatanga mahi tino uaua

Kakahu kore-whatu muka karāhe: I roto i te tātari hau paipa pāmahana teitei i roto i ngā ahumahi pēnei i te maitai, te miihini matū, me te tahunga, ka taea e ia te pupuri pai i te puehu pai i roto i te taiao 260℃, me te tika tātari o te 0.5μm, te pai o te tango puehu o te ≥99.5%, me te roa o te ratonga o te 6 ki te 12 marama, he nui ake i te rua o te rauemi tātari PPS. Hei rauemi matua o roto o ngā ārai mō ngā motuka me ngā motopaika, he tino pai te pānga mimiti oro me te whakaiti i te haruru, ka taea te whakaiti i te haruru miihini mā te 15-20dB.

Whāriki hiato polyester muka karāhe: E whakamahia ana mō te hiri ngāwari me te arai ātete-kakahu o ngā taputapu ahumahi, e whakakotahi ana i te kaha o te muka karāhe me te ngāwari o te muka polyester. Ka taea e ia te tu atu i te waku auau teitei i te wā e whakahaerehia ana ngā taputapu, ā, ko tōna tere kakahu he 50% te iti iho i te whāriki muka karāhe parakore. I roto i te mara o te maimoatanga paru, hei papa mō ngā kaikawe biofilm, ko tōna hanganga porous me te ātete ki te waikura ka taea te whakarei ake i te piri o ngā moroiti me te pumau o te pūnaha.

3. Ngā hikohiko me ngā mara hiko: Te kaupapa matua o te tiakitanga i roto i ngā horopaki tika

Kakahu muka karāhe kore-whatu: Hei papa ārai me te rauemi takai koiri mō ngā whakawhiti hiko me ngā motuka, ka mau tonu te mahi ārai pumau i te pāmahana teitei o te 130℃, ā, kāore he matū pupuhi, e tutuki ana i ngā paerewa ma o te umanga hiko. Ka taea e te papa ārai mō ngā panera pakitara o ngā taputapu whare pēnei i ngā oumu ngaruiti me ngā mīhini horoi rihi te aukati i te pāmahana teitei o roto mai i te whakawhiti ki waho, ka whakarei ake i te haumaru o te whakamahinga hua.

Whāriki whakakotahi muka karāhe polyester: I muri i te whakakīia me te whakamaroke ki te kapia, ka taea te whakamahi hei rauemi turanga whakakaha mō ngā papa hiko tā, e whakaatu ana i te whakamarumaru me te kaha miihini. Heoi anō, kāore e ngāwari ki te huri i te āhua i te wā tukatuka, e pai ai mō ngā whakaritenga whakaputa o ngā wāhanga hiko tino tika. I roto i ngā kete pākahiko o ngā waka hiko hou, hei paparanga whakamarumaru me te ātete mura, ka taea e ia te ārai i te horapa o te rerenga wera me te whakarei ake i te haumaru o te pūnaha pākahiko.

4. Te kawe waka me ngā mara motuhake: Tautoko Mahi mō ngā taputapu kounga teitei

Kakahu muka karāhe kore-whatu: I roto i ngā roto o ngā motuka me ngā kaipuke, ka whakamahia hei rauemi ārai haruru me te ārai wera, ka taea te whakaiti i te haruru i roto i te waka mā te 8-12dB, ā, i te wa ano ka tu atu i te hihi pāmahana teitei i roto i te wāhanga miihini. I roto i te mara rererangi, ko ngā arai ātete ahi e whakamahia ana mō ngā roto o te kāpini kāore e tuku hau paitini ina pāngia e te ahi, ā, e tutuki ana hoki i ngā paerewa haumaru rererangi o te ao.

Whāriki hiato polyester muka karāhe: Ka whakamahia hei rauemi turanga pultrusion mō ngā anga kaipuke kirihou me ngā tinana waka kua whakapakaritia ki te muka karāhe. Kāore ngā muka e ngāwari ki te neke, ki te whakarerekē rānei, ka taea te whakaiti i te maha o ngā paparanga me te whakanui ake i te pai o te whakaputa mā te 30%. I roto i te hanga o ngā mata o te tāhū hau, hei rauemi paparanga whakapakari, ka whakakotahi i te kaha teitei me te ātete ngenge, ka tutuki ai ngā whakaritenga mahi o waho mō te wā roa o ngā taputapu whakaputa hiko hau.

Mō Yongdeli: Kaihanga ngaio o ngā rauemi turanga muka karāhe

Kei a Changshu Yongdeli Spunlace Nonwoven Fabric Co., Ltd. tētahi raina whakaputa whakauru mō te miro muka karāhe, te hanga miro me te tukatuka hiato, ā, ka taea e rātou te whakarato i ngā hua ritenga e whai ake nei:

Kakahu kore-whatu muka karāhe: Taumaha 150-2200g/㎡, whānui 0.2-3.2m, e tautoko ana i te maimoatanga muri-mai i te tahunga me te maramataka, he pai mō ngā āhuatanga maha tae atu ki te tiaki wera, te tātari me te whakamarumaru.

Whāriki hiato polyester muka karāhe: Ka taea te whakarite i te ihirangi muka polyester mai i te 10% ki te 50%, te kaha kume ≥1500N/5cm, e tautoko ana i te whakaritenga whakakī kapia, e tika ana mō te whakapakari hanganga, te hanga rauemi hiato me ētahi atu whakaritenga.

Mena kei te hiahia koe ki ngā mōhiotanga mō ngā tauira hua, ngā otinga ritenga rānei, tēnā whakapā mai.