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D6D bulldozer is semi-rigid suspended, power shift, hydraulically controlled and track-type. It is applicable for road construction, water and electricity engineering farmland leveling, port building, mining and other engineering conditions.

It consists of implement pump , hydraulic tank and various valves , cylinders , filters and lines .
Pump type gears oil pump
Pump model CBF-E100A(reverse)
System output 190L/min
System pressure 11.76MPa
Single valve(built in) :used in angle blade, coal pushing blade to control lift, hold, lower, float for the blade cylinder.
Double valve (built in: used in straight blade to control lift, hold, lower. Float for blade cylinder, at same time to realize left tilting, right titling, hold of titling cylinder.
Double valve (one built-in, another at outside) : used in angle blade, ripper to realize lift, hold , lower, float for the blade cylinder and to realize lift, hold, lower for the ripper cylinder.
Three valves: (two built-in, one at outside) used in straight blade to realize lift, hold, lower, float for blade cylinder at same time to realize left titling, right tilting, hold for titling for titling cylinder. Ripper cylinder can move to lift. Hold, lower positions.

Transmission hydraulic system

Pump type: gear oil pump
System output: 135 L/min
System pressure: 2.35MPa