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Polypropylene: ukucaciswa, isicelo

Yintoni Imibhobho ezinepolypropylene? Yintoni umda isicelo sabo, iimpawu zobugcisa, nto leyo ithetha ukuba amanqaku abo? Kweli nqaku siza kuzama ukuba lize kugxothela yonke le miba. Kwaye ukuqonda, ngoko olu hlobo kobume pipe kugqalwa izinto ekhethekileyo ngokwenene, ngaphandle apho akunakwenzeka ukuba nomfanekiso ufakelo okanye ukulungiswa kwemibhobho ngemibhobho, ukufudumeza okanye umjelo yonxibelelwano.

Imibhobho Polypropylene - ntoni na?

Polypropylene - uhlobo Polymer thermoplastic. Yenziwe ngokuhlanganisa (polymerization) yemvelaphi zegesi ethylene. International abizwa ngokuthi "PP" ezinepolypropylene. Okulandelayo, cinga iinkcukacha kwemibhobho ezinepolypropylene: iimpawu zobugcisa, iimpawu kunye netheknoloji mveliso le nkcazelo isizukulwana esitsha.

Ukuba ukumelana ekhethekileyo izinyibilikisi kuyo izinto alkali ze-ndlongo, umbandela esisetyenziswa ngokubanzi nokufakelwa zokufudumeza, amanzi kunye nofakelo nesempilweni. Ngaba ukumelana ephantsi iimeko lobushushu (-10 ° C) okanye phezulu (ukuya kwi-110 degrees).

iimpawu ezingundoqo iityhubhu ezinepolypropylene kunye GOST

umbhobho ezinepolypropylene Modern, iinkcukacha kunye neempawu apho kungabonwa kule theyibhile babe ukuthembeka, iyahlala impela ezingabizi. Inzuzo ephambili zingenakuphikwa kukuba abekho basengozini iinkqubo umhlwa, ukumelana lobushushu, Kulula ukufaka, ezenziwe ngezinto indalo. iipropati Basic ngokutsho GOST thaca ngezantsi.

GOST

parameter

Isalathisi

DIN52612

conductivity ezishushu 20 0 C.

0,24 W / cm

15139

mninzi

0.9 g / cm 3

23630

Ubushushu at 20 0 C (ezithile)

2 kJ / kg

21553

kwawe

149 0 C.

11262

uqine kakhulu (at lekhefu)

34 ÷ 35 N / mm 2

18599

Xana indawo zobude

50%

11262

Sesivuno amandla (uqine)

24 ÷ 25 N / mm 2

15173

ukwanda ratio

0,15 mm

Movement ezinepolypropylene tube. scope

Latest ekuveliseni iteknoloji iimveliso zeplastiki - umbhobho ezinepolypropylene. Ukucacisa inikwe apha ngasezantsi.

  • PN10 - lombhobho obhityileyo. xesha - 50 iminyaka. Isetyenziswa for obandayo umgangatho ukufudumeza amanzi abandayo (lobushushu akufuneki lidlule + 45 0 C). nobukhulu Standard: Ø ngaphandle 20 ÷ 110 mm, Ø ngaphakathi 90 ÷ 16.2 mm, umbhobho udonga ubukhulu 1.9 ÷ 10mm. uxinzelelo ababezibiza - 1 MPA.
  • PN20 - olu hlobo imibhobho esetyenziswa kwiinkqubo yonikezelo ngamanzi abandayo Izakhiwo zokuhlala okanye yoshishino okanye eshushu (+80 0 C). Ubomi nkonzo engama-25. uxinzelelo ababezibiza - 2 MPA. Imilinganiselo: Ø langaphandle 16 ÷ 110 mm, Ø lwangaphakathi 10.6 ÷ 73,2 mm, udonga ububanzi umbhobho 16 ÷ 18.4 mm.
  • PN25 - luqiniswe alumuniyam okanye iglasi ifayibha ezinepolypropylene ityhubhu. Ngokweempawu awo ukuya multilayer. operation ixhomekeke yoxinzelelo lobushushu ngaphakathi yenethiwekhi. Isetyenziswa wayemenza iinkqubo zokufudumeza kunye namanzi ashushu. uxinzelelo ababezibiza - 2.5 MPA. Imilinganiselo: Ø ngaphandle 21.2 ÷ 77,9 mm, Ø ngaphakathi 13,2 ÷ 50 mm, udonga ubukhulu 4 mm umahlule 13,4

Eyona engundoqo eziluncedo ngemibhobho ezinepolypropylene

Yintoni iingenelo echaza imibhobho ezinepolypropylene? iimpawu zobugcisa ezinepolypropylene njengoko abavelisi ibango, iyamangalisa ngokwenene. Kucingwa enemisebenzi isakhiwo eziphathekayo ukuze ufakelo kuvuselelwa eziluncedo ukuba izakhiwo zokuhlala kunye nezoshishino. Baye avavanywe ngempumelelo iilebhu ezizimeleyo yaseYurophu kunye nehlabathi kwaye babe neziqinisekiso engqina umgangatho. Cinga nempikiswano.

  • Inzuzo ephambili elide ubomi babo - malunga engama-50, kwaye xa isetyenziswa kwinkqubo yamanzi abandayo unako ukukhonza ukuya kwiminyaka eli-100.
  • Ngenxa kumphezulu eyenzelwe ngokukhethekileyo engaphakathi umbhobho rhoqo wadibana ngamanzi, akukho iidipozithi kwi imiphezulu zabo ayakhekanga.
  • Soundproofing. ingxolo ngethuba yezothutho amanzi ashushu okanye ubushushu medium ukuhamba kwamanzi okulula. Polypropylene iyakwazi iplanethi kubo.
  • Ukungabikho kwe condensate. Polypropylene PPR pipe iyamelana utshintsho lobushushu ngenxa conductivity thermal ephantsi.
  • ubunzima Light. Xa kuthelekiswa nogxa wawo etyhidiweyo ukuba lula amaxesha 9.
  • ukufakwa lula.
  • Inkonzo eyongezelelweyo akufuneki.
  • Ukumelana kubo izinto acid-obrak.
  • Le okubuyela kwimo yazo imibhobho ezinepolypropylene liphezulu kakhulu.
  • ixabiso olufikelelekayo.

Ezivelileyo pn25 Product

Kutshanje, abenzi bebeye kwaye yakhululwa ngobuninzi ipipi ezinepolypropylene PN25. Ukucacisa ichazwe ngokucacileyo kwiphepha yayo data.

inombolo

ukucaciswa igama

Amanani njengogwali ezinepolypropylene: Imilinganiselo

20 ÷ 3,4

25 ÷ 4,2

32 ÷ 5,4

40 ÷ 6,7

50 ÷ 8,3

63 ÷ 10.5

1

yangaphakathi Ø

13.2 mm

16.6 mm

21.2 mm

26.6 mm

33.4 mm

42,0 mm

2

umthamo ethile ubushushu

1,75 kJ / kg 0 C.

3

Neengcambu Ø

+ 0,3mm

+ 0,3mm

+ 0,3mm

+ 0,4mm

+ 0.5mm

+ 0.6mm

4

I-linear Ukwandiswa (1 / C 0)

3,5 ÷ 10 -5

5

Ixesha ukufudumeza ngexesha iwelding

imizuzwana 5

imizuzwana 7

imizuzwana 8

12 umzuzwana

18 umzuzwana

imizuzwana 24

6

lirhabaxa ratio (okulingana)

0,015 mm

7

ixesha okupholisa (kwimizuzwana)

imizuzwana 120

imizuzwana 120

imizuzwana 120

imizuzwana 240

imizuzwana 250

imizuzwana 360

8

uqine

35 MPA

9

Le series standard

S2,5

10

Le zobude of ikhefu (isihlobo)

350%

11

Ubunzima (kg / yomgama imitha)

0.175

0.272

0,446

0.693

1.075

1.712

12

Ukuvelisa amandla in ese-

30 MPA

13

zinyibilike flow (index) PPR

0.25 g / 10 imiz

14

conductivity thermal

0,15 m Tu / 0 C.

15

Ixesha ukufudumeza ngexesha iwelding

imizuzwana 5

imizuzwana 7

imizuzwana 8

12 umzuzwana

18 umzuzwana

imizuzwana 24

16

imodyuli luthambe PPR umaleko

900 MPA

17

Ubunzulu kumngxunyana phantsi umbhobho (ubuncinane) ngexesha iwelding

14 mm

15 mm

17 mm

January 8 mm

20 mm

24 mm

18

tube ingxinano (okulingana)

0,989 g / m 3

19

Umthamo (ngaphakathi) yomgama mitha / l

0.137

0,217

0.353

0,556

0,876

1,385

20

Modulus PPR + ifayibha layer

1200MPa

21

ratio ntathu (standard)

6SDR

22

Ukuxinana ze PPR

0,91 g / m 3

23

Ingcinezelo (ngokulinganisa), PN

25 bar

25 bar

25 bar

25 bar

25 bar

25 bar

24

kakhulu ixesha Welding

imizuzwana 4

imizuzwana 4

6 umzuzwana

6 umzuzwana

6 umzuzwana

imizuzwana 8

Entsha kwi-yeplastiki shishino nomgangatho ophezulu kunye neepropati - imibhobho Polypropylene PN25. Ukucacisa imisiwe exhaustively kule theyibhile ingentla. Ukuba nako ukusombulula le ngxaki kunye inomlingani aphezulu nokwandiswa ubushushu iimveliso tubular eyenziwe ngeplastiki. Oku kwenza kube lula ukuba silisebenzise inkqubo yokusela amanzi, amanzi ashushu, ukufudumeza kunye Wahlanganisa ke nezinye izinto. Yaye ukuthutha kwezinye iincindi okanye iigesi ezo ungalwi malunga izinto ukusuka apho zenziwe nabo.

Iimpawu design

Zomaleko ngecala ngaphakathi langaphandle zenziwe ukusuka kwibanga ezinepolypropylene PPR100 okhethekileyo. ipesenti It of ifayibha yeglasi ifayibha ayikho ngaphantsi kwe-12%. Umaleko engaphakathi yenziweyo izinto ezifanayo, kodwa umxholo ifayibha lanyuka ukuya kuma-70%, kwaye umxholo umbala obomvu. Ubukho ifayibha yeglasi ityhubhu kunciphisa ifayibha deformation kwempembelelo ubushushu, kodwa, ngelishwa, abakwazi ukumelana kukho kwe- ioksijini.

Yintoni kugunyaziso kwemibhobho ezinepolypropylene. iintlobo nokuqiniswa

Cinga pipe kwaqinisa ezinepolypropylene jikelele, iimpawu zabo zobugcisa, iintlobo wezifundo, apho kusetyenziswa. nokuqiniswa Special kwenza kube lula ukuba usebenzise inkqubo ubushushu okanye unikezelo lwamanzi ashushu. Ukongeza, ukuba abayazanga kuphela ubomi ngenkonzo ende, kodwa amazinga aphezulu kumgangatho ophezulu nokuba nemfezeko. Namhlanje, kukho iindlela ezimbini kugunyaziso ngokutsha olu hlobo mveliso: fiberglass aluminium. Makhe siqwalasele ngamnye kubo ngokwahlukeneyo.

Glass ifayibha nokuqiniswa

Nokuqiniswa ifayibha nge - isakhiwo ityhubhu ezintathu-sixhobo sekhombuya: ngeengcamba ezimbini ezinepolypropylene (ngaphakathi langaphandle) kunye umaleko fiberglass. Uphawu PPR-FB-PPR. Le isifinyezo kumakisha kuqinisekisa isakhiwo kunye fiberglass monolithic unyanzeliso. Xa ufaka le mveliso ayifuni imfuneko ekulinganisweni okanye acocekileyo-up, iingcali Sicebisa ukufakela izinto zokubopha ezingaphezulu kakhulu ufakelo.

aluminium nokuqiniswa

imveliso Pipe ne unyanzeliso - na umbandela yokufakelwa kweenkqubo zokufudumeza okanye amanzi ashushu kunye inqanaba eliphezulu ngqongqo noshowo. Bona twatse ngokuqina kunezixhobo metal ngeendonga ezibhityileyo. On iindawo zabo kufuneka abe khona lokumakisha PPR-AL-PPR. Luqiniswe ngeengcamba ezimbini-aluminiyam: eyokuqala egqojozwe ezinemingxuma amancinane, kwaye isiqwenga yesibini eqinileyo kunye ityhubhu umphezulu ubume liphela. Xa wayemenza le umbhobho ubushushu kufuneka atshayele umaleko aluminiyam, lo solder inwebu ezinepolypropylene kuphela. Ukuba iphunyezwe kakuhle ubugcisa, inkqubo ibandla liya kusebenza iminyaka emininzi ngaphandle iingxaki.

Polypropylene kunye nesicelo yayo kwinkqubo amdaka

Ngenxa yoko, siye safumanisa ukuba ezinepolypropylene njengoko izinto pipe siyakwazi ukumelana ophezulu kulo ialakalin ndlongondlongo kunye neekhemikhali. Ngoko ke, lo mbuzo: "Yintoni na kungcono ukukhetha umbhobho ngenxa eziluncedo?" Impendulo icacile - sewer mihla imibhobho Polypropylene. Ukucacisa: uzinzo, amandla ixesha elide. Ukongezelela ukuxhathisa kubo izinto ndlongondlongo, ezinje emijelweni into eninzi ngakumbi yaye iza kuqhuba ixesha elide ngokwaneleyo. Abayi kuwa phantsi kweempembelelo iinkqubo bako xa kuthelekiswa kunye nemibhobho yesinyithi. Ubude ugwali, ukuya inkqubo amdaka yi-4 m, imibhobho sangqa ezinepolypropylene (iinkcukacha kuquka iinkcukacha) iqalela kwi-16 mm ukuya kwi-125 mm. Oko kukuthi indawo isicelo of kwabo kwinkqubo kwelindle kakhulu ebanzi. Inamathelene yi kwe- welding, okanye ngokusebenzisa izixhobo ezikhethekileyo.

Valtec wesizalo ezinepolypropylene

Namhlanje kukho izicelo ezininzi ezivela kubavelisi ezi mveliso ukuba abathengi beli lizwe lethu. Kwaye xa ukhetha into ekwakheni kweenkqubo zobunjineli ngamanye amaxesha kunzima ukwenza ukhetho esixhasa womnye kubo. Xa imbonakalo yokuba twatse ngokupheleleyo yaye zahluke kuphela kubuchwepheshe mveliso. Ke ngoko, ukuba umntu ayikho nobuchule kumbandela imveliso tubular, iinkcukacha kwaye akubonakali ukuqonda. Oku kuyinyaniso ngokukodwa iifem ezintsha kwimarike intengiso avele kutshanje.

abavelisi Italian "Valtek" le umthengi imibhobho yakhe entsha ezinepolypropylene Valtec. Ukucacisa: kwizinga Excellent, iindlela ezintsha wokwenziwa, iyahlala nokuthembeka. Ngaphezu koko, le nkampani ingelilo ixesha lokuqala indawo phambili ezivenkileni yokuthengisa. iimveliso zayo zisetyenziswa njalo kwaye imfuneko. Umgangatho iphezulu ngenxa yokuba inkampani ugcina nesantya kunye nophuhliso lobuchwepheshe ezintsha nokuzise kwimveliso zabo. Abavelisi yorhwebo ukunika warranty kunyaka-7.

Price lonke uluhlu lweemveliso ifumaneka lula. Kukho Kusoloko yonke ekhoyo amanzi abandayo kunye labalandeli luqiniswe fiberglass okanye imibhobho aluminium ezinepolypropylene necandelo ububanzi 20 ÷ 90 mm. Abasebenzi kwenkampani ngokusondeleyo kakhulu esweni umgangatho weemveliso, ngoko naziphi na iimpazamo okanye ukutenxa imigangatho lupheliswe ngokupheleleyo. Ifumaneka ngemibhobho ezizodwa ukuya ku-4 ngophawu, kunye namaxwebhu kunye neziqinisekiso axhasayo.


imibhobho PPRC

Le ityhubhu eyenziwe-lobushushu eliphezulu ezinepolypropylene. icandelo bepali Ikhutshwe 20 ÷ 160 mm. Luqiniswe kwimicu ngeglasi okanye aluminium. Umahluko omkhulu phakathi kwabo indices ezincinane yokwanda thermal, libya ilahleko ingcinezelo. Ithekhnoloji bemveliso iyavumelana ngokupheleleyo kunye neemfuno GOST kunye nemigangatho yamazwe ngamazwe. Yintoni imibhobho ezinepolypropylene PPRC? Iinkcukacha, iimpawu kunye iingenelo kwimveliso zeplastiki:

  • conductivity thermal elisezantsi;
  • olukumgangatho ophezulu usambathisa ephilileyo;
  • ukumelana iinkqubo ezonakalisayo;
  • ukumelana nezinto ndlongondlongo phezu kwabo;
  • amandla eliphezulu;
  • ukumelana ukugoba ngaphezu kwakanye;
  • eco-friendly izinto;
  • lula ukufakwa;
  • ixabiso elifanelekileyo;
  • ubomi inkonzo ende.

Ukusetyenziswa ezinepolypropylene kwindlela lamanzi

iimveliso Imibhobho yeplastiki ngokukhawuleza wajoyina uluhlu izinto zokwakha bafuna-emva, hayi ngaphandle imibhobho zentsimbi Polypropylene ngemibhobho yamanzi. iimpawu Technical, eziluncedo nezingeloncedo zichazwe ngezantsi.

izinto eziluncedo:

  • ukumelana umhlwa;
  • ubomi inkonzo - engama-50;
  • zero conductivity ngococeko;
  • lula ukufakwa;
  • musa ukuba nayiphi inkathalelo eyodwa;
  • ixabiso elifanelekileyo;
  • ukukwazi ukumelana uxinzelelo bar malunga 20;
  • ukwahlukanisa kakhulu thermal.

nobubi:

  • na ukumelana amaqondo abangaphezu kwe-100 0 C;
  • ukungakwazi ukuba alungise okanye alungise;
  • welding oyifunayo.

Ifumaneka imibala eyahlukeneyo: ndiyingwevu, eluhlaza, abamnyama nabamhlophe. pipe Umbala akuxhomekekanga kwi mihlaba kunye nomgangatho kodwa emnyama. Unawo amandla ukuze awukhusele yelanga. For obandayo inkqubo kwimibhobho kusetyenziswa umbhobho of 16 ÷ 110 mm. Kuba imibhobho yamanzi abandayo efanelekileyo enombhalo PPH homopolymer okanye ibhloko copolymer PPB. Kuba enikezela amanzi ashushu okanye amalahle umbhobho lisetyenziswa kunye nokumakisha PEX-AL-PEX. Bona luqiniswe a fiberglass okanye aluminium.

wesizalo Classification ezinepolypropylene

Zonke mveliso imveliso tubular ezenziwe ezinepolypropylene zihlelwa ngendlela ethile.

  • PPB - kuthetha yokumakisha umbhobho ngamandla ophakamileyo ngomatshini, imibhobho ezinepolypropylene ezisetyenziselwa ukufudumeza. Iimpawu: kuqiniswe (fiberglass okanye ngefoyile ye-aluminiyam), Yomelela, somelele, ezifikelelekayo.
  • PPH - kophawu imveliso ngobubanzi ezinkulu. Bona zisetyenziswa anoomatshini bokungenisa okanye kwiinkqubo ngamanzi abandayo.
  • PPR - yeyona brand ithandwa kakhulu yaye ubhetyebhetye. yokusebenza kwalo kukuba nako ukuyinyamezela loo umlambo wamanzi iqondo lobushushu eliphezulu. Used in kwinkqubo amanzi kunye neenkqubo zokufudumeza eshushu.

Zontathu ezi iintlobo kwahluka enye kwenye kuphela uhlobo yeplastiki ezisetyenziswayo xa kwenziwa imveliso. Kumafa yabo iqulethe ongeziweyo ezizodwa kubenza dyondzisaka kunye ixesha elide.

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