West Salem, Ohio – American Augers is proud to offer the rack and pinion DD-440T, which is the only field proven track mounted maxi rig style horizontal directional drill that offers 440,000 lbs. (200 Tonnes) of thrust/pullback. 

The DD-440T’s standard design incorporates the Quiet Pak® noise reduction system, which reduces the Caterpillar® C-15 540 HP (292 kW) diesel engine decibel output to 88 d(B)A at a 7 meter range.

The carriage system is engineered with a two pinion drive with an adjustable force limiter, and a maximum carriage speed of 120 feet (36 m) per minute. 

The state-of-the-art rotary drive includes a three pinion and gear drive that permits 60,000 ft-lbs (80,000 Nm) of maximum rotary torque, a rear mounted mud swivel that provides up to 1,000 gallons per minute of mud flow, a 6 5/8 inch slip spindle, and a 4 inch fluid course.

 Other standard features include: 10° – 18° drill angle, triple jaw wrenches with a 12 inch (305 mm) separation, wrenches that travel the full length of the thrust frame, 154,000 ft-lbs (209,400 Nm) of maximum breakout torque, 101,700 ft-lbs (138,312 Nm) of maximum makeup torque, H-Beam type front and rear safety hold down system with struts, removable wrenches for lighter transport weight, and the ability to utilize Range II drill pipe.

American Augers is thrilled to showcase these features and many more, as the DD-440T will only add to any driller’s jobsite success!

American Augers (www.americanaugers.com) is the leading manufacturer of underground and utility construction equipment, including Horizontal Directional Drills, Auger Boring Machines, Mud Pump & Cleaning Systems, Oil and Gas Drilling Rigs, and Product Tooling and Accessories

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