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Liebherr Positive Control Hydraulic System Of R920 Crawler Excavator Track Roller Movement Machinery Parts
Kufotokozera
Monga ogulitsa odalirika a zida zamakina apamwamba kwambiri, Quanzhou Zhongkai Machinery adzipereka kupereka zinthu zapamwamba zomwe zimakwaniritsa zofunikira zamafakitale amakono omanga ndi migodi.
Tsatani mafotokozedwe a kalembedwe ka roller:
Thupi la gudumu: lopangidwa kuchokera ku 50Mn / 40Mn chitsulo chozungulira chokhala ndi kuuma bwino: Njira yochizira kutentha kwa kuzimitsa ndi kutentha ndi kuziziritsa kwapakati pafupipafupi kumatsimikizira mphamvu zake ndi kukana kuvala.
Shaft: 45 # zozungulira zitsulo, njira yochizira kutentha yozimitsa ndi kutentha + kuzimitsa kwapakatikati pafupipafupi, zolimba zapamtunda: HRC52-60. kuya kwa wosanjikiza 3-6mm, ntchito yabwino kwambiri.
Chisindikizo chamafuta oyandama: chopangidwa ndi chromium yayikulu komanso aloyi apamwamba a molybdenum.
Kuuma kwa HRC65-72 kuuma kwa 0.1uM-0.2uM
O-ring: Amapangidwa kuchokera ku butylene ndi acrylonitrile, omwe amapangidwa ndi copolymerized mu butylene ndi acrylonitrile, ndipo ali ndi kukana bwino kwa mafuta komanso kutentha kwambiri.
O-ring: Amapangidwa kuchokera ku butylene ndi acrylonitrile, omwe amapangidwa ndi copolymerized mu butylene ndi acrylonitrile, ndipo ali ndi kukana bwino kwa mafuta komanso kutentha kwambiri.



Titha kukupatsirani mtundu wotsatira wa Liebherr:
Wofukula:MR921/941;R310/312/313/37/654/900/901/R922/925/926/932HDSL/934HDSL/941/942/944/945
R971/972HD/974/981HD/982LC/984/991/992/994/HS843HD/850/851/852HD/853HD/870/871/872
BulldozerR711/712/721/722BL/724/724XL/731/732/R734L/741/742/744LGP/751/752/764
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