LITLHAKISO TSA POLYURETHANE KE LIFE?

MESEBETSI EA POLYURETHANE KE ENG?

(1) Ho hanyetsa ka mokhoa o motle ka ho fetisisa: ho hanyetsa ho apara ke eona e phahameng ka ho fetisisa har'a liraba tsohle. Liphetho tsa laboratori li bonts'a hore khanyetso ea UR ke makhetlo a 3 ho isa ho a 5 ho feta ea rabara ea tlhaho, 'me hangata e phahame ka makhetlo a 10 lits'ebetsong tse sebetsang.

(2) Matla a phahameng le elasticity e ntle lipakeng tsa Shore A60 ho isa Shore A70 hardness.

(3) The cushion e ntle. Mochesong oa kamore, karolo ea ho futhumatsa ea UR e ka monya 10% ~ 20% ea matla a vibrate. Ha maqhubu a sisinyeha a phahame, ho monya matla ho hoholo.

(4) Ho hanyetsa oli e ntle le ho hanyetsa lik'hemik'hale. UR e na le kamano e fokolang le oli ea liminerale e seng polar 'me ha e na ho senyeha ha oli ea mafura (e kang parafine, peterole) le oli ea mechine (e kang oli ea hydraulic, oli, lubricant, joalo-joalo), e molemo haholo ho feta rabara e sebelisoang ka kakaretso. E ka bapisoa le rabara ea nitrile. Bothata ke hore thepa ea ho ruruha ka joala, ester, ketone le li-hydrocarbon tse nkhang hamonate li kholo.

(5) Coefficient ea likhohlano e batla e phahame, ka kakaretso e ka holimo ho 0.5.

(6) Ho hanyetsa hantle mocheso o tlase, ozone, mahlaseli, ho kenya motlakase le ho kopanya.


Nako ea poso: Sep-02-2019

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