Taw qhia ntawm PVC rwb thaiv tsev yeeb nkab:
1.Cov yeeb nkab ua haujlwm (PVC) thiab cov yeeb nkab sab nraud ntawm PVC rwb thaiv tsev yeeb nkab yog tsim los ntawm polyurethane zuag qhia tag nrho foaming los tsim ib txheej rwb thaiv tsev.
2.Cov yeeb nkab ua haujlwm, lub tes tsho sab nrauv, thiab cov txheej txheem rwb thaiv tsev tsim tag nrho.
3.Tsis muaj qhov sib txawv lossis huab cua txheej hauv nruab nrab, thiab cov nyhuv rwb thaiv tsev zoo heev.
4.Raws li qhov sib txawv ntawm kev nyab xeeb, Xingbang PVC rwb thaiv tsev kav tuaj yeem kho nrog cov thicknesses sib txawv ntawm cov txheej rwb thaiv tsev kom haum rau ntau qhov chaw.
5.Siv polyurethane ua cov khoom siv rwb thaiv tsev, nws muaj qhov zoo ntawm kev tiv thaiv te, hnub tiv thaiv, thiab cua tsis kam. Nws muaj kev pabcuam lub neej 5-8 lub sijhawm ntev dua li cov kav dej rwb thaiv tsev.
Qhov zoo ntawm PVC yeeb nkab:
1.It muaj zoo tensile thiab compressive zog.
2.Low fluid resistance: Phab ntsa ntawm PVC-U kav dej yog du heev, thiab cov dej tsis kam tiv taus yog me me, nrog rau roughness coefficient ntawm tsuas yog 0.009. Tsis tas li ntawd, nws lub peev xwm xa dej yog 20 feem pua siab dua li cov yeeb nkab hlau cam khwb cia nrog tib txoj kab uas hla thiab 40 feem pua siab dua li cov yeeb nkab ua vaj tse.
3.Kev tiv thaiv corrosion thiab tshuaj tiv thaiv zoo heev: PVC-U kav dej muaj qhov zoo heev hauv cov kua qaub, alkali, thiab corrosion kuj, thiab tsis cuam tshuam los ntawm noo noo thiab av acidity. Yog li ntawd, tsis muaj kev kho los tiv thaiv corrosion yog yuav tsum tau thaum lub sij hawm tso pipeline.
4.Zoo dej nruj: Kev teeb tsa ntawm cov kav dej PVC-U muaj cov dej nruj zoo txawm tias txuas los ntawm cov nplaum los yog roj hmab nplhaib.
5.Kev tiv thaiv tom: Raws li PVC-U raj tsis yog qhov chaw ntawm cov as-ham, lawv tsis raug rau cov nas yaig. Raws li kev sim ua los ntawm National Health Foundation hauv Michigan, nas tsis txhob tom cov kav dej PVC-U.
Disadvantages ntawm PVC yeeb nkab:
1.Nws yog qhov tsis yooj yim thiab yooj yim rau nkig tawg nyob rau hauv kev cuam tshuam.
2.Qee cov khoom cuav UPVC tsis zoo yog ntxiv nrog cov khoom siv yas hauv kev tsim khoom, uas tsis yog tsuas yog ua rau muaj kuab paug hauv nruab nrab tab sis kuj tseem ua rau lub sijhawm laus ntawm UPVC kav.
Xav paub ntau ntxiv, txais tos hu rau peb!
Cim npe nrov: PVC rwb thaiv tsev yeeb nkab, Tuam Tshoj PVC rwb thaiv tsev yeeb nkab manufacturers, lwm tus neeg, Hoobkas