Ko te tukanga whakaputa oMarere poroporo PVCka whai waahi te mahi toi me te mana whakahaere rawa paerewa teitei, me nga waahanga matua e whai ake nei:
1. Te kowhiringa rauemi me te whakarite
(a) Ma te whakamahi i nga kirihou miihini penei i te PP (polypropylene) me te PVDF (polyvinylidene fluoride) hei rauemi matua hei whakarite i te utu nui me te aukati i te waikura; A, no te ranu, he mea tika ki te whakauru tika i te masterbatch me te kaihoko uaua, a, i muri i te tutukitanga o te kaha ki te paerewa, me whakamahana te ranunga ki te 80 ℃ me te whakaoho rite.
(b) Me whakatauira ia puranga o nga rawa mata mo nga tawhā parenga pehanga me te taupae whakarewa, me te hapa i roto i te 0.5% hei aukati i te rerekee me te turuturu.
2. Hanga matua takirere (hoahoa whakauru)
(a) Ka mauhia e te matua takirere he hanganga whakauru, ka hono tonu te kakau takirere ki te poi takirere. Ka taea te kowhiri i nga rawa mai i te whakarewa (penei i te kaha ake o te kaha), te kirihou (penei i te maamaa), te mea hiato ranei (penei i te konganuku takai kirihou).
(b) I te wa e mahi ana i te matua o te valve, whakamahia he taputapu tapahi e toru-taahiraa hei tapahi i te waahanga diameter, me te whakaiti i te nui o te tapahi ma te 0.03 millimeters mo ia whiu ki te whakaiti i te tere o te pakaru; Taapirihia te paparanga hiri graphite ki te pito ki te whakarei ake i te aukati waikura
3. Hangarau werohanga tinana takirere
(a) Whakanohoia te matua o te takirere whakauru (tae atu ki te poi paera me te kakau takirere) ki roto i te pokepokea ai, whakamahana me te whakarewa i te mea kirihou (te nuinga o te polyethylene, te polyvinyl chloride, te ABS ranei), ka werohia ki roto i te pokepokea ai.
(b) Me whakapai ake te hoahoa i pokepokea ai: ka tangohia e te hongere rere he toru huringa kua tohatohahia te whakarewatanga, me nga kokonga koki ≥ 1.2 mitamano hei aukati i te pakaru; Kei roto i nga tawhā werohia te tere wiri o te 55RPM ki te whakaheke i nga mirumiru hau, he wa pupuri mo te 35 hēkona hei whakarite i te whakakotahitanga, me te whakahaere i te paemahana o te oko (200 ℃ mo te aukati i te coking i te waahanga tuatahi me te 145 ℃ mo te whakatikatika i te waahanga i muri mai).
(c) I te wa e whakahekehia ana, whakatikahia te pāmahana o te kohanga pokepokea ki te 55 ℃, me te pikinga nui ake i te 5 ° kia kore ai e rakuraku, me te whakahaere i te reiti para i raro i te 8%.
4. Te huihuinga me te tukatuka o nga taputapu
(a) I muri i te whakamatao o te tinana takirere, whakaurua te taupoki takirere, hiri, me nga here; Whakaturia he kairapu arataki i runga ipurangi, ka whakaoho aunoa i te whakaoho mena ka neke ake te ine i te 0.08 mitamano, me te whakarite kia tika te tirohanga o nga taputapu penei i nga wehewehe hongere.
(b) I muri i te tapahi, he mea tika ki te manatoko i te aputa i waenga i te tinana takirere me te matua takirere, a, ki te tika, taapirihia nga whakauru pouaka whakakii ki te arotau i te hanganga hiri.
5.Whakamātautau me te Tirotiro
(a) Me mahi whakamatautau tohanga hau-wai: werohia te wai pehanga 0.8MPa mo te 10 meneti ka tirohia te nui o te huringa (he tohu ≤ 1mm); Kua whakaritea te whakamātautau taipana hurihanga me te 0.6N · m te whakamarumaru taumaha.
(b) Ko te manatoko hiri ka uru ki te whakamatautau i te pehanga hau (te tirotiro me te wai hopi i te 0.4-0.6MPa) me te whakamatautau i te kaha o te anga (e mau ana ki te 1.5 wa te pehanga mahi mo te 1 meneti), me te paerewa tirotiro katoa e kapi ana i te 70 nga whakaritenga paerewa a-motu.
Te wa tuku: Akuhata-08-2025