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1. Summary
TZ Group has sold 4m³ Excavator for
about 800sets. Early stage product are D-4 and WK-4 two
types, leading products are Wk-4A, Wk-4B, WK-4C
three types. WK-4A is the early product first generation
modified machine type, Wk-4B is the early product second
generation modified machine type, and also absorbed the
WK_10B technical advantages, WK-4C is the 4m³ excavator
newest generation modified product, and will replace
gradually the WK-4A. 4m3
Excavators are extensive used in metallurgy, coal etc.
middle/small opencast mines for excavating and stripping
works, as well as Petroleum, Chemistry, Hydro-power,
Construction etc. earth/stone work engineering. In 1961
had manufactured the first set 4m³ excavator, and now it
is in Inner Mongolia a coal mine
and playing its role.
2. 4m3
Mine-use Excavator Photos
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The newest 4m3 Mine-use
Excavator: WK-4C
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3. Parameter
of 4m3 Mine-use Excavator
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WK-4A |
WK-4B |
WK-4C |
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Nominal bucket volume
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4m3
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5m3 (4-6m3)
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4m3
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Lifting speed
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0.855m/s
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0.855m/s
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0.855m/s
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Pushing speed
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0.53m/s
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0.53m/s
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0.53m/s
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Traveling speed
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0.43km/h
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0.43km/h
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0.43km/h
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Max. lifting force
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450kN
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450kN
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480kN
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Max. pushing force
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225kN
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225kN
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230kN
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Max. crawling angle
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12º
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12º
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12º
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Average bearing pressure
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238kPa
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245kPa
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243kPa
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Main motor
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250kW
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250kW
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250kW
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Max. excavating radius
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14.3m
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14.8m
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14.3m
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Max. excavating height
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10.1m
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10.765m
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10.1m
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Max. dumping radius
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12.65m
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13.06m
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12.65m
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Max. dumping height
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6.3m
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6.75m
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6.3m
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Excavating depth
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3.2m
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3.61m
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3.2m
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Working weight
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202t
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208t
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202t
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Theoretical productivity
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572m3/h
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720m3/h
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572m3/h
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