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General Information Hydraulic excavator is mainly composed of engine, hydraulic system, working device, walking device and electrical control. The hydraulic system consists of hydraulic pump, control valve, hydraulic cylinder, hydraulic motor, pipeline, oil tank, etc. The electrical control…

Basic Information We talked about the link derailment in track excavators. It happenes from time to time when we don't expect at all. Of course, we intorduce several causes that makes derailment happens. The crawler chain shoes often fall off from excavators when working, especially when…

General Information Excavator boom arm is the main component of backhoe, and its structure is divided into integral type and combined type. The integral part has the advantages of simple structure, light weight and high stiffness. Its disadvantage is that there are few replaced working devices…

Basic Knowledge Excavator boom construction is an essential part for a excavator. Generally speaking, the boom of backhoe excavator has a certain bending position, which can better forcibly excavate the soil below the parking surface, but the front shovel excavator is generally straight, which…

Basic Inforamtion The working surface of the carrier roller excavator is easily worn by the impact and friction of the chain rail link, so the service life is lower than the average level. Generally, it takes less than one overhaul cycle. The real cause of low service life is the change of…

General Information Excavator boom cost many idea and thoughts of the producers. The integral bending boom is the main form of the boom of backhoe excavator. The downward bending form is mainly used to achieve a large excavator depth. The boom consists of upper and lower straight sections and…

General Information Excavator track link rubber is made of rubber and skeleton materials. It is widely used in engineering machinery, agricultural machinery and military equipment. Rubber tracks are mainly used for special occasions, such as military parade, tanks, armored vehicles, etc. to…

Basics Information In working conditions such as earthwork or open-air ore collection, when encountering working conditions such as hard soil and weathered rock layers, the excavator will be very weak during excavation work. At this time, all users can take blasting treatment or replace with…

Basic Information Speaking of track link quality, all users will inevitably encounter rubber track failure during work. Let's take a look at how the rubber track fails. The rubber track consists of chain rail links, chain rail sleeves, track pins, track shoes and track shoe bolts. In…