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Idaabobo ipata ti awọn ohun elo ti o wọpọ fun awọn falifu - EPDM

Ethylene propylene roba jẹ roba sintetiki pẹlu ethylene ati propylene gẹgẹbi awọn monomers akọkọ. Ni ibamu si awọn tiwqn ti monomers ni molikula pq, o le ti wa ni pin si ethylene propylene diene monomer ati ethylene propylene diene monomer. Awọn tele ni a copolymer ti ethylene ati propylene, kosile bi EPM, nigba ti igbehin ni a copolymer ti ethylene, propylene ati kekere kan iye ti kii conjugated diene kẹta monomer, kosile bi EPDM. Awọn mejeeji ni a tọka si bi roba ethylene propylene.

O ni resistance to dara si ọpọlọpọ awọn kemikali pola gẹgẹbi oti, acid, alkali, oxidant, refrigerant, detergent, eranko ati epo ẹfọ, ketone ati girisi; Sibẹsibẹ, o ni iduroṣinṣin ti ko dara ni awọn aliphatic ati awọn olomi aromatic (gẹgẹbi petirolu, benzene, bbl) ati awọn epo alumọni. Labẹ iṣẹ ti ogidi acid fun igba pipẹ, iṣẹ naa yoo tun kọ. O ti wa ni lilo pupọ ni awọn ẹya ọkọ ayọkẹlẹ, awọn ohun elo ti ko ni omi fun ikole, okun waya ati awọn apofẹlẹfẹlẹ USB, okun sooro ooru, teepu alemora, awọn edidi ọkọ ayọkẹlẹ, awọn afikun epo lubricating ati awọn ọja miiran.


Akoko ifiweranṣẹ: Jun-21-2021

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