WITH FULL PRESSURE AHEAD

USES

The 100% power-on time, fully automatic MAI®M400NT injection pump is perfect for all factory-premixed hydraulic fresh mortars for injection work and anchoring in the mountains. In addition the MAI®M400NT can process all kinds of cement for injection as a cementitious adhesive or a cement suspension.

PATENTED TECHNOLOGY

Thanks to the proven and patented MAI mixing and conveying technology material can be mixed with a single main engine in one operation, then transported in the required quantity without difficulty. A wide range of amounts can be mixed and transported simply and easily thanks to the use of various-sized worm pumps.

powerful ARGUMENTs

In addition to a number of improved details, the new water-injection system, which has been proven to improve mixture quality, is the absolute highlight of the MAI®M400NT. The new wear-resistant MAI®EPOX plastic parts will ensure a longer service life and easy cleaning.

CONTROL:
  • automatic phase inverter
  • overload protection with auto-reset function
HOPPER:
  • high-quality steel, long service life, protected against corrosion
  • easy to clean
  • sturdy and replaceable
  • protective grate positioned low to ensure a clean construction site
DRIVE:
  • S1 spur wheel back-geared motor -100% power-on time
  • special seal to prevent gear damage
  • easy removal
MIXING CHAMBER:
  • patented combination feeding and mixing
  • innovative water-injection system ensures superior mixture quality
  • improved feed screw made of wear-resistant plastic
  • easy-to-service plastic housing
PUMP OUTLET:
  • easy to attach and detach
  • material flows in a straight line
  • integrated compressed-air gauge
WATER SYSTEM:
  • adaptable pressure reducer for a range of site conditions
  • frost-proof: vertical position
  • position for self-draining
OPERATION :
  • thanks to luminous digital display water flow can be adjusted even in total darkness

SECURING SLOPES

MAI®M400NT at a construction site

OPERATION

Simple operation even under the most difficult conditions.

Tunnel CONSTRUCTION

Rough service.