I-Ethylene-vinyl acetate(EVA), obeye aziwe njengoi-poly (i-ethylene-vinyl acetate)(I-PEVA), iyi-copolymer ye-ethylene ne-vinyl acetate.Iphesenti lesisindo se-vinyl acetate ngokuvamile liyahlukahluka kusuka ku-10 kuya ku-40%, kanti okusele kuyi-ethylene.Kunezinhlobo ezintathu ezahlukene ze-EVA copolymer, ezihlukile kokuqukethwe kwe-vinyl acetate (VA) kanye nendlela izinto ezisetshenziswa ngayo.
I-EVA ingangeni manziI-membrane iwuhlobo lwempahla yeshidi eguquguqukayo ekhiqizwa ngochungechunge lwezinqubo ezihlanganisa ukubumba, ukupholisa, ukuhlola, ukuhlanganisa nokupakisha, ene-ethylene vinyl acetate copolymer njengento eyinhloko esetshenziswayo, exutshwe nenani elifanele lezishintshi, ama-antioxidants, izinto ezimunca i-ultraviolet, ama-colorants. , ama-filler, ama-plasticizers, njll.
I-EVA ingangeni manziI-membrane ibonakala ngokumelana okuhle kakhulu nokuqhekeka kwengcindezi yemvelo, ukuqina okuhle, ukumelana nesimo sezulu, ukumelana nezinga lokushisa eliphansi, ukunwebeka okuqinile, ukumelana nokuqhekeka kwengcindezi, ukuguquguquka, amandla aphezulu, amandla adonsela phansi amancane, ukuphakama okuphezulu, ukubekeka okulula, akukho ukufuduka, njll. kusebenza ezinhlobonhlobo zemigede engaphansi komhlaba, imigudu, imigwaqo engaphansi komhlaba, ukwakhiwa kukamasipala kanye neminye imisebenzi yokuvimbela amanzi kanye nokuhlola amakhasi.
Izinto | |||
FS2 | JS2 | ||
Amandla Okuqina | Izinga lokushisa elijwayelekile(23℃) | 60(N/cm) | 16(MPa) |
Izinga lokushisa eliphezulu(60℃) | 30(N/cm) | 6(MPa) | |
Elongation ngesikhathi sekhefu | Izinga lokushisa elijwayelekile(23℃) | 400 | 550 |
Izinga lokushisa eliphansi(-20℃) | 300 | 350 | |
Amandla izinyembezi | 50(N) | 60(KN/m) | |
I-Impervious(0.3MPa,30min) | Akukho ukuvuza | Akukho ukuvuza | |
Ukugoba kwezinga lokushisa eliphansi | -20 ℃ Akukho ukuqhekeka | -35 ℃ Akukho ukuqhekeka |
Amanothi: | |||
Ubukhulu | 30mil(0.8mm),40mil(1.0mm),50mil(1.2mm),60mil(1.5mm),80mil(2.0mm) Ngokwezifiso. | ||
Ubude bokugoqa | 20m | ||
Roll Ububanzi | 2m |
L yebo | Amakhoyili asekela i-fiber afanele izinhlelo zokubopha isisekelo sikakhonkolo noma amasistimu okubopha ngemishini. | |||||
Uhlobo lwe-P | Ikhoyili eqinisiwe ilungele uhlelo olungangeni manzi olusebenza ngomshini. | |||||
H uhlobo | Ikhoyili ye-homogeneous ilungele ukukhukhula kanye nokucutshungulwa kwama-node amahle. |
Imisebenzi kamasipala: Isiteshi esingaphansi komhlaba kanye nomhubhe ohamba ngaphansi komhlaba.
Ukwakhiwa okulula, ukushisela okulula.