Ethylene-vinyl acetate(EVA), e tsejoang hape e lepoly (ethylene-vinyl acetate)(PEVA), ke copolymer ea ethylene le vinyl acetate.Boima ba peresente ea vinyl acetate hangata bo fapana ho tloha ho 10 ho isa ho 40%, 'me e setseng e le ethylene.Ho na le mefuta e meraro e fapaneng ea EVA copolymer, e fapaneng ka litaba tsa vinyl acetate (VA) le tsela eo thepa e sebelisoang ka eona.
EVA e sa keneleng metsimembrane ke mofuta oa letlapa le feto-fetohang le entsoeng ka letoto la lits'ebetso tse kenyelletsang ho bōptjoa, ho pholisa, ho hlahloba, ho kopanya le ho paka, ka ethylene vinyl acetate copolymer e le thepa e ka sehloohong e tala, e kopantsoeng le palo e nepahetseng ea li-modifiers, li-antioxidants, li-absorber tsa ultraviolet, colorants. , li-fillers, li-plasticizers, joalo-joalo.
EVA e sa keneleng metsimembrane e bonts'oa ka ho hanyetsa ho hoholo ha khatello ea tikoloho, ho tiea ho hotle, ho hanyetsa boemo ba leholimo, ho hanyetsa mocheso o tlase, elasticity e matla, ho hanyetsa khatello ea maikutlo, ho feto-fetoha ha maemo, matla a phahameng, matla a manyane a khethehileng, bolelele bo phahameng, ho beoa ha bonolo, ha ho na phallo, joalo-joalo. e sebetsa ho mefuta e fapaneng ea mahaheng a ka tlas'a lefatše, lithanele, litsela tse tsamaeang ka tlas'a lefatše, kaho ea masepala le mesebetsi e meng ea ho thibela metsi le ho thibela metsi.
| Lintho | |||
| FS2 | JS2 | ||
| Matla a tšepe | Mocheso o tlwaelehileng(23℃) | 60(N/cm) | 16(MPa) |
| Mocheso o phahameng (60℃) | 30(N/cm) | 6(MPa) | |
| Elongation nakong ya khefu | Mocheso o tlwaelehileng(23℃) | 400 | 550 |
| Mocheso o tlase (-20 ℃) | 300 | 350 | |
| Matla a kgaphang | 50(N) | 60(KN/m) | |
| Ha e khonehe(0.3MPa,30min) | Ha ho dutla | Ha ho dutla | |
| Mocheso o tlase o kobehang | -20 ℃ Ha ho na lekhalo | -35 ℃ Ha ho na lekhalo | |
| Lintlha: | |||
| Botenya | 30mil(0.8mm), 40mil(1.0mm),50mil(1.2mm),60mil(1.5mm),80mil(2.0mm) E ikemiseditseng. | ||
| Bolelele ba roll | 20m | ||
| Roll Bophara | 2m | ||
| L ype | Li-coil tse tšehetsang fiber li loketse lits'ebetso tsa konkreite tsa bonding kapa li-system fastening system. | |||||
| Mofuta oa P | Coil e matlafalitsoeng e loketse mokhoa o tsitsitseng oa ho thibela metsi. | |||||
| Mofuta oa H | Homogeneous coil e loketse likhohola le ts'ebetso e ntle ea node. | |||||
Mesebetsi ea Masepala: Seteishene sa metro le kotopo e tsamaeang ka tlas'a lefatše.
Kaho e bonolo, welding e bonolo.
