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    Ma Vavulopu Othandizira Kupanikizika Oyendetsedwa ndi PBD Mwachindunji

    Kufotokozera Kwachidule:

    Ma valve ochepetsa mphamvu a PBD ndi mtundu wa poppet womwe umagwiritsidwa ntchito mwachindunji kuti uchepetse kupanikizika mu dongosolo la hydraulic. Kapangidwe kake kakhoza kugawidwa m'magulu a poppet (Max.40Mpa) ndi mtundu wa mpira. Pali mitundu isanu ndi umodzi yosinthira kupanikizika yomwe ilipo 2.5; 5; 10; 20; 31.5; 40Mpa. Ili ndi mawonekedwe ang'onoang'ono, magwiridwe antchito apamwamba, ntchito yodalirika, phokoso lochepa komanso moyo wautali wautumiki. Mitundu iyi imagwiritsidwa ntchito kwambiri m'makina ambiri otsika othamanga, ingagwiritsidwenso ntchito ngati valavu yochepetsera kupanikizika ndi valavu yowongolera kutali, ndi zina zotero.


    Tsatanetsatane wa Zamalonda

    Ma tag a Zamalonda

    42

    Ma valve ochepetsa kuthamanga kwa PBD ndi mtundu wa poppet womwe umagwiritsidwa ntchito mwachindunji kuti uchepetse kuthamanga kwa madzi mu dongosolo la hydraulic. Kapangidwe kake kakhoza kugawidwa m'magulu a poppet (Max.40Mpa) ndi mtundu wa mpira. Pali mitundu isanu ndi umodzi yosinthira kuthamanga komwe kulipo: 2.5; 5; 10; 20; 31.5; 40Mpa. Ili ndi mawonekedwe ofanana, magwiridwe antchito apamwamba, ntchito yodalirika, phokoso lochepa komanso moyo wautali wautumiki. Mitundu iyi imagwiritsidwa ntchito kwambiri pamakina ambiri otsika, ingagwiritsidwenso ntchito ngati mpumulo.

    valavu ndi valavu yowongolera kutali, ndi zina zotero.

    Deta yaukadaulo

    Kukula 6 8 10 15 20 25 30
    Kuthamanga kwa ntchito (Mpa) 31.5
    Kuchuluka kwa .flow (L/mphindi) 35 60 80 150 200 250 300
    Kutentha kwamadzimadzi (℃) -20~70
    Kulondola kwa kusefera (µm) 25
    Kulemera kwa PBD K(KGS) 0.4   0.5   0.9   2.1
    Kulemera kwa PBD G(KGS) 1.6 3.6 3.6 6.9 6.9 15.2 15.2
    Kulemera kwa PBD (KGS) 1.7   3.7   7.1   15.7
    Vavu thupi (Zinthu) mankhwala pamwamba Chitsulo cha Thupi la Okisidi Wakuda
    Ukhondo wa mafuta NAS1638 kalasi 9 ndi ISO4406 kalasi 20/18/15

    Ma curve odziwika bwino (omwe amayesedwa ndi HLP46, Voil = 40℃ ± 5℃)

    888

    999

    Miyeso ya PBD*K ya katiriji

    101010

    111111

    Miyeso yoyika

    2222

     

    11112222


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