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Ma pulley
Goodwill imapereka ma pulleys okhazikika ku Europe ndi America, komanso ma bushings ofanana ndi zida zotsekera zopanda makiyi. Amapangidwa pamlingo wapamwamba kuti atsimikizire kuti akugwirizana bwino ndi ma pulleys ndikupereka mphamvu yodalirika yotumizira. Kuphatikiza apo, Goodwill imapereka ma pulleys opangidwa mwapadera kuphatikiza chitsulo chosungunuka, chitsulo, ma pulleys osindikizidwa ndi ma pulleys oyenda pansi. Tili ndi luso lapamwamba lopanga ma pulleys opangidwa mwapadera kutengera zofunikira zinazake ndi malo ogwiritsira ntchito. Pofuna kukwaniritsa zosowa zosiyanasiyana za makasitomala, kuwonjezera pa utoto wa electrophoretic, phosphating, ndi ufa, Goodwill imaperekanso njira zochizira pamwamba monga kupaka utoto, galvanizing, ndi chrome plating. Mankhwala awa a pamwamba angapereke kukana dzimbiri ndi kukongola kwa pulley.
Zinthu zonse: Chitsulo choponyedwa, chitsulo choponderezedwa, C45, SPHC
Kujambula kwa electrophoretic, phosphating, ufa wokutira, zinc plating
