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Hammer Mill

The horizontal hammer mill has been applied to the task of particle size reduction in milling applications. It consists of a horizontal drive shaft, which suspends vertical hammers to crush any friable and fibrous dry materials containing less fat.

hammer mill

EASY, VERSATILE AND RELIABLE 

La Meccanica’s hammer mills are characterized by:

  • function oriented design 
  • heavy duty construction
  • two or four pole motor
  • motor power from 15kW up to 250kW
  • direct coupling of rotor through an elastic coupling
  • bidirectional rotation
  • rotor with dynamic balance
  • screen that can be manually withdrawn from the side of the mill
  • bearing temperature control 
  • temperature sensor PT 100
  • access door to the grinding chamber equipped with a safety block system
  • quick sieve change 
  • fast and easy hammer change 
  • easy replacement of grids 
  • automatic mill dosing 
  • pneumatically and manually reversible inlet flap
  • low noise and long live trough low wear bearings 

 

 Each hammer mill is supplied with:

- Screen
- A set of hammers
- Elastic coupling
- Vibration absorbers.

Technical features

Motor speed 3000 RPM
Hammer speed 96 m/sec
Rotor diameter 484 mm
Model MM020-2P MM060-2P MM100-2P MM150-2P MM180-2P MM220-2P
Main motor kW 15 45 75 110 132 160
Screen surface m² 0,26 0,44 0,7 1,13 1,25 1,72
Screen length mm 117 308 437 785 870 1.191
Filter surface m² 15 30 41 75 85 120
Air mc/min 19 37 55 100 110 156
Hammers 16 28 40 80 88 120
Capacity (MTH) maize Sieve Ø 4 mm 3,3 10 16,5 24,0 29,0 35,0
Capacity (MTH) barley Sieve Ø 4 mm 1,1 3,5 4,0 6,0 7,5 9,0
Drawing pdf/dwg MM100-2P-2016.pdf MM150-2P-2016.pdf MM180-2P-2016.pdf MM220-2P%20data%20sheet.pdf
  MM020-2P-rev01_1.dwg MM060-2P%20%281%29_0.dwg MM100-2P.dwg MM150-2P.dwg MM180-2P.dwg MM020-2P%20%281%29.dwg
Motor speed 1500 RPM
Hammer speed 96 m/sec
Rotor diameter 1080 mm
Model MM180-4P MM220-4P MM270-4P MM340-4P
Main motor kW 132 160 200 250
Screen surface dm² 1,41 1,77 2,24 2,81
Screen length mm 480 600 760 955
Filter surface m² 50 64 80 102
Air mc/min 66 83 105 135
Hammers 96 120 168 192
Capacity (MTH) mais Sieve Ø 4 mm 29,0 35,0 44,0 55,0
Capacity (MTH) barley Sieve Ø 4 mm 7,5 9,0 11,0 14,0
Drawing pdf/dwg MM180-4P-2016.pdf MM220-4P_0.pdf MM270-4P-2016.pdf MM340-4P-2016.pdf
  MM180.4P.002_0.dwg MM220-4P-catalogo.dwg MM270-4P.dwg MM340-4P.dwg