Double Header Mixers

Double-Header Mixers

This is the heavy hitter in our soil mixing line-up. Alpine’s Double Header Mixers are designed for large scale mixing and remediation projects. This unit is most effective blending slurry, sludge, or dredged material. Large twin drums, each have a powerful, high-torque 190 hp (140 kW) motor-for a total of 380 hp (280kW). Reagent delivery piping injects additives to where the mixing energy is highest. Due to high flow requirements, external hydraulic power packs may be required if carrier excavator cannot supply adequate hydraulic capacity.


  • Injection piping for wet or dry additives
  • Paddle length
  • Paddle Angle
  • Auger head for hard ground penetration
  • Several motor size options
Maximum Input Power380 hp280 kW
Rotation Speed Max.130 rpm
Flow Requirements160-290 gpm600-1100 l/min
Shaft Torque Max. (per drum)24,700 ft lb.33.5 kNm
Weight w/ 6 ft. (1.8 m) extension13,2006,000 kg
Excavator Class65+ t60+ met t.