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TR250D Rotary Drilling Rigs
Home - Products - Rotary Drilling Rig - TR250D Rotary Drilling Rig Drilling depth 80m,Drilling diameter 2500mm,Torque 250kN.m
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TR250D Rotary Drilling Rig Drilling depth 80m,Drilling diameter 2500mm,Torque 250kN.m

TR250D Rotary Drilling Rig TR Series rotary drilling rigs Basic Information New design with advanced technology. composed of advantages based on ORIGINAL Caterpillar undercarriage.They are the most versatile and used for deep foundation. such as construction of railway. highway. bridge and skyscraper.

We can design and manufacture drilling rigs and piling machine according to customers requirements.

TR250D Rotary Drilling Rig TR Series rotary drilling rigs Basic Information New design with advanced technology. composed of advantages based on ORIGINAL Caterpillar undercarriage.They are the most versatile and used for deep foundation. such as construction of railway. highway. bridge and skyscraper.The rotary drilling rigs can be specially equipped with telescopic friction & interlocking Kelly bar. and casing oscillator for suiting the following applications:Cased bore piles with casing driven adapter through rotary head or optionally by casing oscillator powered by the base carrier itself;Deep bored piles stabilized by drilling fluid or dry hole;Soil Displacement Piling SystemMain Features- High stability and quality original caterpillar base- Compact powerful rotary head - Emergency mode of operation for engine - PCL controller for all electrically actuated functions. colorful LCD display - Mast support unit- Original Patented driving structure of double motors and double reduces - Controlled free-fall main and auxiliary winch- Innovative enhanced electro-hydraulic proportional system - Ease of transport and quickly assemblyTR250D Rotary Drilling Rig - One of the BEST Selling models over the world! Technical Parameters Euro StandardsU.S.

Main Features
- High stability and quality original caterpillar base
- Compact powerful rotary head
- Emergency mode of operation for engine
- PCL controller for all electrically actuated functions, colorful LCD display
- Mast support unit
- Original Patented driving structure of double motors and double reduces
- Controlled free-fall main and auxiliary winch
- Innovative enhanced electro-hydraulic proportional system
- Ease of transport and quickly assembly

Technical Parameters
Euro Standards U.S. Standards
Max drilling depth 80m 262ft
Max hole diameter 2500mm 98in
Engine model CAT C-9 CAT C-9
Rated power 261KW 350HP
Max torque 250kN.m 184325lb-ft
Rotating speed 6~27rpm 6~27rpm
Max crowd force of cylinder 180kN 40464lbf
Max extraction force of cylinder 200kN 44960lbf
Max stroke of crowd cylinder 5300mm 209in
Max pulling force of main winch 240kN 53952lbf
Max pulling speed of main winch 63m/min 207ft/min
Wire line of main winch Φ32mm Φ1.3in
Max pulling force of auxiliary winch 110kN 24728lbf
Undercarriage CAT 336D CAT 336D
Track shoe 800mm 32in
Undercarriage width
3000-4300mm 118-170 in
Whole machine weight 73T 73T

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