ABOUT US
CONTACT US
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+64 (09) 299 9767

info@heronconstruction.co.nz

Pugmill

Sediment Stabilisation Plant
pugmill
pugmill diag
Primary feed hopper
  • Twin level vibrating sloping grizzle.  
  • Top level: Bars @ 150mm crs
  • Bottom level: HD mess AP75
  • Vibrator power via 50 hp motor with VSD.
  • 2 x 600mm dia Heavy duty screws.
  • 100mm clearance between screws & trough.
  • 2 – 60 hp motors with VSD. 
 
Cement Silo
  • 100 tonne capacity
  • 4.5m diameter 
 
400mm x 400mm Rotary vane cement feeder
  • Heavy duty 6 vane open end rotor
  • 2  hp AC motor
  • AC variable speed controller 
 
Cement screw Augur
  • 300mm dia x 6m screw auger from silo to pugmill
  • 15 hp motor 
 
Pugmill
  • 1000 SS pugmill with twin discharge end shaft drives.
  • 2 – 60 hp Motors
  • Trough liner - AR235 plate
  • Hi-chrome paddle tips
Discharge Conveyor
  • 1200mm wide x 9.1m long belt conveyor.
  • Belt-Way belt scale for metering cement feeder.
  • Martin QC#1 primary belt cleaner.
  • Martin SAF-2 secondary belt cleaner. 
 
Control Room 
  • Control operations console.
  • Soft starts for 2 – 60 hp pugmill motors 
  • Variable speed drives for 2-60 hp screw conveyor motors
  • Air conditioning  
 
Power Generation
  • Make: Pramac
  • Model: GSW 315
  • Prime mover: Duetz BF 6M 1015C
  • Output: 300 kva 
 
Output
  • Up to 250 tonnes/hr for marine sediments but capacity will vary in relation to size and type of material being mixed.
  • Using the setup illustrated in the above photo’s mixing marine sediments with 5-6% cement, an average production of 160 tonne per hour was achieved. The limiting factor to achieving a higher production rate was placing the material with the Hitachi EX 700.
ABOUT US

Heron Construction is a family owned and operated marine construction company that specialises in using backhoe dredgers for marine dredging. Established in 1964, our team has been providing construction companies with a quality dredging service for over 45 years.

FIND OUT MORE ABOUT OUR TEAM   arrow link
 
PROJECTS
As Heron celebrates 50 years of operation, it can look back on a wide range of successful projects.
 
CONTACT US
 
icon phone +64 (09) 299 9767
icon mail info@heronconstruction.co.nz

icon location
 
Heron Construction Co Ltd.
PO Box 72561
Papakura 2244
New Zealand