JCM921 coal unloading excavator with long boom 21 tons

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This is 21 tons long boom excavator which is used to unload coal from train carriage. Please note that it's short arm and special bucket.

Rubber track shoe is optional.

Imported with original packing CUMMINS B5.9 series engine, Tier 2 emission, energy saving and green, convenient maintenance, adopt radial seal air cleaner and air pre-cleaner, effectively extend the engine's working time; equipped with the fuel filling pump and pressure transmitter, effectively improve the economical efficiency of the fuel.

Imported with original packing hydraulic components; stable and reliable quality, high working efficiency.

New type of cab and seat, great interiors, new type of air conditioner system could automatically adjust the wind distribuction; comfortalbe to operate.

Equipped with new-generation electronic control system; big color LCD, can monitor the machine at any time; be of self-diagnosis and record functions; electronic control throttle; many operating modes for your option.

Equipped with different types of buckets, some attachments such as breaking hammer, ripper and quick hitch could be your selection; digging, landfill, crushing, leveling could be realized by one machine.

Multi-function GPS can realize remote monitor and bidirectional data transmission, get the machine's operating information at any moment.

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Q:What is the name of the excavator?
One, belong to a special type of work, the former State Ministry of labor in underground, high altitude, high temperature, heavy physical labor and toxic work as a special type of work, scope and clear special types determined by the industry department or the Department of labor. Special work is not a formal concept, but a conventional name. So the standard or regulation has no formal definition of it.Special type of work, different from special operation. In 1991, the Ministry of Labor issued the "special operations personnel safety technical training, examination and management regulations" second, defined the special operations. In 1999 the State Economic and Trade Commission issued the "special operations personnel safety training and examination management measures" has made some changes to the above definition, clear the special operation personnel casualties prone, has great harm to the operator himself, others and the surrounding facilities safe operation (such as electrical engineering, metal welding and cutting etc.). Persons engaged in such operations are called special operations personnel.Two, the conditions for special types of work:State owned Enterprises above the county and collective enterprise workers, respectively meet the following conditions may apply for early retirement: special types in the range of special types must belong to the provisions of the Ministry of labor of the State Council and other relevant departments in charge of industry; in high-altitude and in particular the heavy body force work accumulated over 10 years; in underground high temperature etc. a total of 9 full years; in other harmful health work accumulated over 8 years; male 55 years of age, women over 45 years of age, with 10 years of continuous service for special types of retirement;
Q:What do you mean by "50" in excavator PC50?
Komatsu's 5 ton pc360 is 36 tons, but not particularly accurate, the actual 35 tons more
Q:Working principle of excavator running motor
Does the landlord complicate the simple problem?Principle is that the engine with a hydraulic pump in the transmission, walking motor in the drive gear drive chainSay so complex, who can understand?
Q:What kind of industry does excavator belong to? Ten
The operator of the excavator is called a digger in the sequence of work in the labor department.
Q:Explanation of tail slewing and tailless rotation of excavators
The excavator can be divided into large cars, small tail car, no tail car tail car is mainly to increase body weight! The tailless rotation is that the tail of the excavator does not exceed the range of the track plate when it is rotated 360 degrees. The utility model has the advantages of flexible work, suitable for various working conditions, especially the construction of the narrow section! A tailless car is more adaptable than a tail car! The tailless vehicle is now limited to small excavators! Such as: Komatsu 55 Kobelco 55 Yanmar 55 75 Kubota 155 161
Q:Are excavators part of a motor vehicle? Should I buy strong insurance?
The utility model relates to a digger, belonging to a special operation vehicle."Road traffic safety law" provisions: "motor vehicles" refers to the power device to drive or traction on roads for use by staff or wheeled vehicles for transporting goods and carrying out special engineering operations.The excavator mentioned by the landlord belongs to the "motor vehicle" stipulated in the road traffic safety law, and the key is whether to go on the road or not"!If you want to "go on the road", you must go to the traffic control department for motor vehicle registration procedures, obtain driving permit, motor vehicle number plate.There are also vehicle inspection certificate, compulsory insurance, vehicle and vessel tax,.......
Q:What does PC200 excavator mean? What does PC mean? What do you mean by 200? How big is the bucket capacity?
PC-- Komatsu excavator, 200 tonnage of 20 tons, down 0.9
Q:Which brand is good for excavator?
The man upstairs is detailed enough. Buy a brand car, those who have never heard of it, then buy parts are not good to buy,
Q:What are the brands of excavators? What are the signs of each brand?
Imported brands: [US] CAT (Carter), CASE (Keith) [Japan] KOMATSU (Komatsu), HITACHI (Hitachi), KATO (Kato), SUMITOMO (Sumitomo), KOBELCO (Shen Gang). [] Korea DAEWOO (Da Yu), HYUNDAI (Modern), SAMSUNG (Samsung). [Sweden] VOLVO (Volvo). Domestic brands: Liugong, XCMG, Sany, Xiamen, Yuchai etc..
Q:Which is the most popular excavator on the Internet? What do you mean?
The usual method is to use, poker-faced to tell a story, and then at the end of the story to "mining" digging "buried" and other related words, then ask "mining technology which is stronger, then evolved into" the question ", which makes the use of the word. More extensive.

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