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Store type:

Metal drums

  7. Metal Drum

Store category:

Hermetic

Means of quality preservation:

When store filled with grain and closed a modified atmosphere is created that will kill insect pests (If store not filled then the excess air may prevent the creation of a modified atmosphere)

Construction and manufacture:

Constructed from metal sheet, manufactured in Asia but can be made locally if simple equipment purchased

Extent of adoption:

Popular in some locations but not very widespread

 

Typical ranges: Min   Max Units
 Storage period*: 3 - 24 months
 Store capacity: 90 - 180 kg
 Store life span: 15 - 20 years
 Initial outlay on storage capacity:    
   Cost for 200kg: 58 - 66 US$
   Cost for 1 tonne: 291 - 333 US$
 Cost per tonne per
 year of store life:
17 - 19 US$

 

* Storage periods for well dried cereals and pulses (≤ 14% moisture content)