FEATURE |
INCORPORATING COLD CHAIN |
on higher levels, and to |
0 ° C. Frost heave— |
Grabouw installation, the advantages of |
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increase rack strength. |
caused by moisture |
using mobiles in fruit stores have become |
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Another challenge |
freezing under the floor |
apparent. More expensive than‘ fixed |
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arose when packed fruit |
— is not good for mobiles, |
selective’ or‘ drive in’, mobiles can |
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stores remained in use |
and recent installations |
increase the practical capacity of a |
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for extended periods. |
have underfloor insulation |
store by up to 75 % or 80 % while still giving |
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Improved ventilation |
and heater mats to make |
immediate access to every pallet. If |
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in the mobiles allowed |
sure this doesn’ t happen. |
the total cost of a proposed fruit store is |
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packed fruit to be chilled |
divided by the practical pallet capacity, |
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Mobile rails with reinforcing before the concrete is poured. |
and store temperatures were reduced to around |
Mobile racking today Sixteen years after the |
the mobile option can be surprisingly competitive. |
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Recently, mobiles have been installed |
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in smaller stores, two and three pallets in |
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the height with capacities of less than 450 |
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pallets. Moving aisles have been widened |
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to allow for the use of counterbalanced |
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trucks and pallet bays extended, allowing |
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the placement of three pallets on the |
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longer 1 200mm side. Maximum pallet |
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weights have increased to in excess of |
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1 300kg and storing five pallets in the |
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height is now possible. |
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Pallet heights have increased with the |
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standard now set at 2 450mm for a high |
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cube pallet, making the top beam height |
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for four pallets 8 479mm. |
CLA |
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Smaller South African fruit store with three pallet levels on mobile racks. |