Ngongo Whakamahana Rapa Ngongo Whakamahana Whaimana SAE J20 R3
Te tono ngongo whakamahana rapa
He ngongo whakamahana rapa i hangaia mō te tohatoha i te wai wera me te wai whakamatao i roto i ngā pūnaha whakamatao waka, tae atu ki ngā motuka, ngā taraka, me ngā mīhini ahumahi.
Whakaahuatanga
Ka hangaia te ngongo rapa whakamahana mā te whakamahi i te EPDM (ethylene propylene diene monomer) hei rauemi mata matua. Ka whakarato te EPDM i te ātete tino pai ki ngā pāmahana teitei me te koroheketanga, kia pai ai te mahi me te roa o tā mātou ngongo whakamahana i roto i ngā taiao pāmahana teitei uaua ki te whakataurite ki ngā momo tikanga kē atu.
He mea hanga motuhake te ngongo SAE J20R3 mō te kawe i te wai wera me te wai whakamatao i roto i ngā pūnaha whakamatao motuka me ngā pūnaha ahumahi. He mea hanga ki te ranunga CR/EPDM, ā, he ātete ki te huarere, te pakū, me te hinu te uhi o waho.
He pai rawa atu tēnei ngongo waikura nā te mea he pai te ngongo o roto o te EPDM e hototahi ana ki ngā otinga e hangai ana ki te ethylene glycol, ā, he pai mō ngā mahi ārai-huka. Mā tōna whakakaha papanga kukū teitei ka taea te whakarite kia pono te mahi i ngā pēhanga mahi tae atu ki te 10 pae, me te tautokona e te tauwehenga haumaru o te 3:1 neke atu rānei.
Ngā Āhuatanga o te Ngongo Whakamahana Aunoa
Ngā Whakatakotoranga o te Ngongo Whakamahana Aunoa
Te Whare Hanga Ngongo Motuka Rapa
Whakaaturanga
