Ethylene Propylene (EPDM)

Sharaxaad: Kopolymer-ka ethylene iyo propylene (EPR), oo ay weheliso comonomer-ka saddexaad adiene (EPDM), Ethylene Propylene waxa ay heshay aqbalaad ballaadhan oo warshadeed oo ah ozone iyo sifooyin caabbinta kiimikaad.

Isticmaalka Muhiimka ah: Isticmaalka cimilada dibadda u adkaysta.Nidaamyada biriiga baabuurta.Nidaamyada qaboojinta baabuurta.Codsiyada biyaha.Suunka waditaanka torque hoose.

Heerka heerkulka
Isku dhafka caadiga ah: -40° ilaa +275°F
Isku-dhafka gaarka ah: -67° ilaa +302°F

Adag ( Xeebta A): 40 ilaa 95

Sifooyinka: Marka la isku daro isticmaalka peroxide wakiilada daaweynta heerkulka sare wuxuu gaari karaa +350 ° F.Iska caabbinta wanaagsan ee asiidhka iyo dareerayaasha (ie MEK iyo Acetone).

Xaddidaad: Wax iska caabin ah ha u lahayn dareeraha kaarboon-karboonka.

EPDM waxay leedahay iska caabin heersare ah oo ay u leedahay kulaylka, biyaha iyo uumiga, alkali, aashitada khafiifka ah iyo dareerayaasha oksijiinta leh, ozone, iyo iftiinka qorraxda (-40ºF ilaa +275ºF);laakiin laguma talinayo shidaalka, saliida batroolka iyo dufanka, iyo deegaanka hydrocarbon.Xaruntan caagga ah ee caanka ah badanaa waa doorashada koowaad ee codsiyada suunka wadista torque hoose.


Waqtiga boostada: Abriil-04-2023