Polypropylene: specifications, daim ntawv thov

Yuav ua li cas yog polypropylene kav? Yuav ua li cas yog cov uas muaj lawv daim ntawv thov, cov kev yam ntxwv, uas txhais tau tias lawv cov qhab nia? Nyob rau hauv no tsab xov xwm peb yuav sim txheeb tawm tag nrho cov teeb meem. Thiab to taub, yog li qhov no zoo ntawm cov yeeb nkab qauv yog suav tias yog ib tug tiag tiag cim cov ntaub ntawv uas, yam uas yog yog tsis yooj yim sua xav txog tej yam installation los yog kev kho ntawm cov kav dej, cua sov los yog dej sib txuas lus.

Polypropylene Kav - yog dab tsi?

Polypropylene - ib hom ntawm thermoplastic polymer. Nws yog tsim los ntawm combining (polymerization) derivative ntawm ethylene roj molecules. International los "PP" polypropylene. Tom ntej no, xav txog lub ntsiab lus ntawm polypropylene kav: kev yam ntxwv, lub zog thiab lub cuab yeej ntawm manufacturing no tiam tshiab cov ntaub ntawv uas.

Muaj ib tug tshwj xeeb kuj yuav kuab tshuaj nws alkaline thiab txhoj puab heev tshuaj, cov khoom yog dav siv rau installation ntawm cua kub, dej thiab sanitary sib. Yuav mas tsis tshua muaj kub tej yam kev mob (-10 ° C) los yog siab (txog li 110 degrees).

Basic thaj chaw ntawm polypropylene hlab thiab GOST

Niaj hnub nimno polypropylene yeeb nkab, specifications thiab cov khoom uas yuav tsum tau pom nyob rau hauv lub rooj muaj lub cia siab rau, durability thiab kuj pheej yig. Lub ntsiab thiab indisputable kom zoo dua yog qhov tseeb hais tias lawv yuav tsis raug rau xeb dab, resistant rau kub, ib qho yooj yim rau nruab, ua los ntawm environmentally phooj ywg cov ntaub ntawv. Basic zog raws li GOST hais hauv qab no.

Movement polypropylene raj. Scope

Tseeb rau zus tau tej cov yas khoom technology - ib tug polypropylene raj. Specifications yuav muab hauv qab no.

• PN10 - ib tug nyias yeeb nkab. lub sij hawm - txog 50 xyoo. Nws yog siv rau mounting dej txias pem teb cua kub (kub yuav tsum tsis pub tshaj + 45 ⁰ C). Standard ntau thiab tsawg pab: Ø sab nraum 20 ÷ 110 hli, Ø hauv 90 ÷ 16.2 hli, yeeb nkab phab ntsa thickness 1.9 ÷ 10 hli. Nominal siab - 1 MPa.

• PN20 - qhov no hom ntawm cov kav dej siv nyob rau hauv cov dej txias mov systems nyob rau hauv thaj los yog muaj vaj tse los yog kub (+80 ⁰ C). Cov kev pab cuam lub neej yog 25 xyoo. Nominal siab - 2 MPa. Qhov ntev: Ø txheej 16 ÷ 110 hli, Ø nrog 10.6 ÷ 73,2 hli, cov phab ntsa thickness ntawm cov yeeb nkab 16 ÷ 18,4 hli.
• PN25 - siv tam nrog txhuas ntawv ci los yog iav fiber polypropylene raj. Raws li nws cov khoom zoo tib yam rau lub multilayer. lag luam lub sij hawm nyob rau hauv lub siab thiab kub hauv cov cab kuj. Nws yog siv rau mounting cov cua kub thiab dej kub systems. Nominal siab - 2.5 MPa. Qhov ntev: Ø sab nraum 21,2 ÷ 77,9 hli, Ø hauv 13,2 ÷ 50 mm, cov phab ntsa thickness 4 mm ÷ 13,4

Lub ntsiab zoo ntawm polypropylene kav

Yuav ua li cas muaj indisputable zoo ntawm polypropylene kav? Kev yam ntxwv ntawm polypropylene li cov manufacturers thov, yog tiag tiag amazing. Nws yog ib tug ntau yam tsev ntaub rau installation thiab txua dua ntawm hlauv taws xob rau thaj thiab muaj ceg. Lawv muaj tau ntse soj ntsuam los ntawm cov neeg sab nraud European thiab ntiaj teb no lub chaw soj nstuam thiab muaj daim ntawv pov lees tias qhov zoo. Xav txog cov hauj lwm zoo.

• Lub ntsiab kom zoo dua yog lawv muaj txoj sia ntev - txog 50 xyoo, thiab thaum siv nyob rau hauv ib tug txias dej system yuav pab li 100 xyoo.
• Tsaug rau lub tshwj xeeb uas tsim puab nto ntawm cov yeeb nkab uas yog lossi nyob rau hauv kev sib cuag nrog dej, tsis muaj deposits rau lawv tej chaw uas tsis tsim.
• Soundproofing. suab nrov zaum yuav tshwm sim thaum lub sij hawm thauj ntawm cov dej kub los yog kub nruab nrab nyob rau hauv tej yam yooj yim txaus ntawm cov dej. Polypropylene muaj peev xwm sawv ntawm absorbing lawv.
• Qhaj ntawv ntawm condensate. Polypropylene PPR yeeb nkab yog resistant rau kub hloov vim qhov uas tsis muaj thermal conductivity.
• Lub teeb ceeb thawj. Piv nrog rau nws cov counterpart ntawm cov hlau lawv yog yooj yim los mus 9 lub sij hawm.
• Ib qho yooj yim installation.
• Ib qho ntxiv kev pab no yog tsis tsim nyog.
• Kuj mus rau lawv acid-alkaline tshuaj.
• Lub elasticity ntawm lub polypropylene kav yog heev.
• Tus nqi pheej yig.

Datasheet khoom pn25

Tsis ntev dhau los, manufacturers tau tsim thiab tso tawm nyob rau hauv lub loj zus tau tej cov polypropylene yeeb nkab PN25. Specifications yog piav nyob rau hauv kom meej nyob rau hauv nws cov ntaub ntawv.

Tshiab nyob rau hauv-yas kev lag luam nrog kev zoo siab thiab zog - Polypropylene kav PN25. Specifications yog teem tseg exhaustively nyob rau hauv lub saum toj no cov lus. Hais tias nws muaj peev xwm los mus daws cov teeb meem nrog ib tug high school cov coefficient ntawm tshav kub expansion ntawm tubular khoom ua los ntawm cov yas. Qhov no ua rau nws tau siv nws nyob rau hauv ib tug haus dej mov system, dej kub mov, cov cua kub thiab assembling lwm hlauv taws xob. Thiab kuj yog rau cov tsheb thauj mus los ntawm lwm yam kua los yog gases uas yog tsis txhoj puab heev ntawm cov ntaub ntawv los ntawm qhov uas lawv tau.

tsim nta

Cov khaubncaws sab nraud povtseg nrog lub puab thiab txheej sab yog ua los ntawm ib tug tshwj xeeb qib polypropylene PPR100. Nws feem pua ntawm cov fiber iav fiber yog tsis tsawg tshaj li 12%. Lub puab txheej yog ua los ntawm cov tib cov ntaub ntawv, tab sis cov fiber cov ntsiab lus ntau zog rau 70%, thiab cov ntsiab lus ntawm cov liab zas xim. Lub xub ntiag ntawm lub raj iav fiber thiaj fiber deformation los ntawm kub influences, tab sis, hmoov tsis, tsis tau tiv nrog ib tug oxygen diffusion.

Yuav ua li cas yog lub qhov cuab lub zog ntawm polypropylene kav. hom ntawm qhov cuab lub zog

Xav txog universal yeeb nkab tam polypropylene, lawv txoj kev yam ntxwv, cov qhov cuab lub zog, qhov twg siv tau. Tshwj xeeb qhov cuab lub zog ua rau nws tau siv lub cua sov system los yog cov mov ntawm dej kub. Nyob rau hauv tas li ntawd, lawv yuav tsis tsuas paub rau ib tug ntev kev pab cuam lub neej, tab sis kuj theem zoo thiab efficiency. Niaj hnub no, muaj ob txoj kev ntawm qhov cuab lub zog ntawm qhov no hom ntawm cov khoom: fiberglass thiab txhuas. Cia peb xav txog txhua yam uas lawv nyias.

Khob fiber qhov cuab lub zog

Qhov cuab lub zog fiber ntawm - ib tug peb-layered raj qauv: ob khaubncaws sab nraud povtseg ntawm polypropylene (puab thiab txheej) thiab ib tug txheej ntawm fiberglass. Cim raws li PPR-FB-PPR. Qhov no tsiaj ntawv nyob rau hauv lub npav qhia lub tsev qauv thiab fiberglass qhov cuab lub zog. Thaum txhim kho cov khoom tsis yuav tsum tau qhov yuav tsum tau rau calibration los yog huv si-up, kws txawj pom zoo kom txhim kho ntau ntxiv fasteners rau installation.

txhuas qhov cuab lub zog

Yeeb Nkab lawm uas qhov cuab lub zog - yog cov khoom rau lub installation ntawm cua sov tshuab los yog dej kub nrog ib theem siab ntawm cov yam ntxwv rigidity. Lawv yog cov zoo tib yam nyob rau hauv lub dag lub zog ntawm cov hlau counterparts nrog nyias cov phab ntsa. Nyob rau lawv tej chaw uas yuav tsum tau tam sim no npav PPR-AL-PPR. Siv tam nrog ob khaubncaws sab nraud povtseg ntawm txhuas: thawj perforated nrog me me qhov, thiab lub thib ob khoom daim thiab thoob plaws lub raj nplaim ntawm cov qauv. Thaum mounting lub tshav kub yeeb nkab yuav tsum tau cheb txhuas txheej, cov tshuaj lo txheej ntawm polypropylene xwb. Yog hais tias zoo siv technology, lub dho system yuav khiav lag luam rau ntau xyoo tsis muaj teeb meem.

Polypropylene thiab nws daim ntawv thov nyob rau hauv kav dej phwj system

Yog li, peb pom tias polypropylene li cov yeeb nkab khoom muaj ib tug high kuj mus txhoj puab heev nws alkaline thiab tshuaj. Yog li ntawd, cov nqe lus nug "yog dab tsi zoo dua mus xaiv tus yeeb nkab rau hlauv taws xob?" Cov lus teb yog tseeb - niaj hnub phwj kav Polypropylene. Specifications: stability, lub zog thiab durability. Nyob rau hauv tas li ntawd mus tsis kam rau lawv txhoj puab heev tshuaj, xws li nyob rau hauv txhob txhaws yog ib tug ntau ntau thiab yuav kav ntev txaus lub sij hawm. Lawv tsis poob nyob rau hauv tus ntawm corrosive dab nyob rau hauv kev sib piv nrog hlau kav. Qhov ntev ntawm cov yeeb nkab rau cov lim dej system yog hais txog 4 m, lub cheeb polypropylene kav (specifications xws li tej ntaub ntawv) yog los ntawm 16 mm mus 125 hli. Qhov ntawd yog lub cheeb tsam ntawm daim ntawv thov ntawm lawv nyob rau hauv cov lim dej system yog heev broad. Yog tuaj koom ua ke los ntawm diffusion vuam, los yog los ntawm txoj kev tshwj xeeb fittings.

Valtec polypropylene hlab

Niaj hnub no muaj ntau ntau proposals ntawm manufacturers ntawm cov khoom no rau tub lag luam ntawm peb lub teb chaws. Thiab thaum xaiv cov khoom rau kev tsim kho ntawm engineering systems nyob lub sij hawm nyuaj heev yuav ua rau ib qho kev xaiv nyob rau hauv dej siab ntawm ib tug ntawm lawv. Nyob rau hauv tsos lawv yog kiag li zoo tib yam thiab txawv xwb nyob rau hauv raug technology. Thiab ces, yog ib tug neeg tsis muaj peev xwm nyob rau hauv qhov teeb meem ntawm tubular khoom, cov specifications thiab nws yog tsis zoo li kom to taub. Qhov no yog tshwj xeeb tshaj yog muaj tseeb ntawm tshiab tuam txab uas yog nyob rau hauv lub muag khoom ua lag luam muaj nyob tsis ntev los no.

Italian producers "Valtek" yog cov buyer nws cov tshiab polypropylene kav Valtec. Specifications: Zoo zoo, txoj kev tshiab ntawm kev siv thiab ua, durability thiab kev cia siab. Ntxiv mus, qhov no lub tuam txhab no tsis yog lub thawj lub sij hawm ib tug uas txoj hauj lwm nyob rau hauv lub muag khoom ua lag luam. Nws khoom uas yeej ib txwm siv thiab nyob rau hauv coob. Qhov zoo tshaj yog siab vim lub fact tias lub tuam txhab ua rau pace nrog txoj kev loj hlob ntawm cov tshiab technologies thiab siv lawv nyob rau hauv lawv cov khoom. Cov khoom producers muab 7-xyoo warranty.

Nqe rau tag nrho ntau yam ntawm cov khoom yog npaj meej muaj nyob. Muaj yog ib txwm muaj tag nrho rau tus mob khaub thuas dej thiab tus qhab siv tam nrog fiberglass los yog txhuas polypropylene kav nrog lub cheeb seem 20 ÷ 90 hli. Neeg ua hauj lwm ntawm lub tuam txhab yog zoo li zoo saib xyuas zoo ntawm cov khoom, yog li tej uas tsis yog hloov los ntawm cov qauv no yog kiag li tshem tawm. Muaj nyob rau hauv tshwj xeeb hlab mus txog rau 4 meters nrog ib tug cim, nrog txhawb cov ntaub ntawv thiab daim ntawv pov.

PPRC kav

Qhov no raj ua los ntawm high-kub polypropylene. Muab txoj kab uas hla ntu 20 ÷ 160 hli. Siv tam nrog iav fibers los sis txhuas. Lub ntsiab sib txawv nruab nrab ntawm lawv yog me me indices ntawm thermal expansion, tsis tshua muaj siab tsis tau. Lub ntau lawm technology yog tag nrho raws li qhov uas yuav tsum tau ntawm GOST thiab thoob ntiaj teb cov qauv. Yuav ua li cas yog polypropylene kav PPRC? Specifications, nta thiab zoo ntawm cov yas khoom:

• tsawg thermal conductivity;
• ib theem siab ntawm lub suab rwb thaiv tsev;
• kuj mus corrosive dab;
• kuj mus txhoj puab heev tshuaj rau lawv;
• siab zog;
• kuj mus dabtsi yog khoov ntau tshaj li ib zaug;
• eco-friendly cov khoom;
• tsis ntawm installation;
• tus nqi tsim nyog;
• ntev kev pab cuam lub neej.

Siv polypropylene nyob rau hauv cov dej system

Yas yeeb nkab khoom sai koom rau hauv daim ntawv ntawm nrhiav-tom qab kev tsim kho cov ntaub ntawv, tsis suav steel kav Polypropylene cov kav dej. Kev yam ntxwv, zoo thiab tsis zoo muab piav qhia hauv qab no.

Zoo:

• resistant rau xeb;
• kev pab cuam lub neej - 50 xyoo;
• zero conductivity tu cev;
• tsis ntawm installation;
• tsis yuav tsum tau tej kev pab tshwj xeeb;
• tus nqi tsim nyog;
• lub peev xwm los mus tiv ib tug siab ntawm txog 20 bar;
• zoo heev thermal rwb thaiv tsev.

disadvantages:

• tsis mas kub ntawm ntau tshaj 100 ⁰ C;
• tsis muaj peev xwm mus kho los yog kho;
• yuav tsum welding.

Muaj nyob rau hauv cov xim txawv: gray, ntsuab, dub thiab dawb. Xim yeeb nkab tsis nyob ntawm seb lub zog thiab zoo tab sis dub. Nws muaj lub peev xwm los tiv thaiv nws los ntawm ultraviolet tawg. Rau mounting kav dej system siv cov yeeb nkab inch ntawm 16 ÷ 110 hli. Rau dej txias kav haum uas sau tias PPH homopolymer los thaiv copolymer ppb. Rau muab dej kub los yog cua sov yeeb nkab yog siv nrog cov npav PEX-AL-PEX. Lawv siv tam nrog ib tug fiberglass los sis txhuas.

Classification polypropylene hlab

Tag nrho cov khoom yog tubular khoom ua los ntawm polypropylene yog txwv kom muab zais nyob rau hauv ib txoj kev.

• Ppb - npav txhais tau tias yog ib cov yeeb nkab uas txhawb cov neeg kho tshuab zog, polypropylene kav siv tau rau cua sov. Nta: tam (fiberglass los yog txhuas ntawv ci), muaj zog, check, pheej yig.
• PPH - labeling ntawm cov khoom uas muaj ntau lub diameters. Lawv yog siv nyob rau hauv cua tshuab los yog nyob rau hauv dej txias tshuab.
• PPR - yog lub feem ntau nrov thiab ntau yam hom. Nws versatility yog hais tias nws muaj peev xwm nyiaj mus dhau lub siab kub dej dej. Siv nyob rau hauv dej kub thiab lub cua sov system.

Tag nrho peb ntawm cov hom txawv los ntawm txhua lwm yam tsuas los ntawm hom yas siv nyob rau hauv qhov siv thiab ua. Nyob rau hauv lawv muaj pes tsawg leeg muaj tshwj xeeb additives uas ua rau lawv ntau saj zawg zog thiab check.