At a time when sales of second-hand excavator productive period, Shanghai second-hand excavator price, for the first customer for the purchase of used excavator, used excavators to the market is certainly a smear eyes, do not know how to choose a good quality Used excavators, Shanghai second-hand digging machine, how do you recommend today small second-hand excavator track identification based on machine quality and price, we want to buy second-hand excavator initial help a friend. The purchase of second-hand excavator view tires, track and walking motor outer ring wear is an important step in identifying a machine, Shanghai second-hand excavator sales, tires, Crawler excavators walking time must be with the ground friction, wear is inevitable, according to the degree of wear can indirectly reflect this car use conditions, stonework car prices significantly cheaper than earthmoving vehicles. Winter digging machine maintenance should be selected according to the engine oil quality levels, so as to effectively guarantee the excavator's life, resulting in the use of which can provide efficiency, especially second-hand excavator maintenance of its choice of engine oil is not to be ignored. At this stage, China's construction machinery manufacturers to use more four-stroke turbocharged direct injection engine, to assemble in their own equipment, and emission standards only reached the second stage of emission (ie, Tier-2). Such engine assembly model selection CF-4 grade oil to ensure normal use. Shanghai second-hand excavator, used excavators Jin Hao, Shanghai second-hand excavator transaction by Shanghai Used Construction Machinery Co., Ltd. Jin Hao. Shanghai second-hand excavator, used excavators Jin Hao, Shanghai second-hand excavator transaction is Shanghai Jin Hao Used Construction Machinery Co. (www.jinhaosh.cn) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: Mr. Chairman.