Ventilationsystemsbuiltaccordingtothe silo capacityandthecharacteristic of thegrainto be storedareinstalledintotheconcreteduringthelaying of thefoundationconcrete. ThesecanalsarecoatedusingspeciallytwistedandperforatedMagnelissheetsspeciallydesignedfortheproduct.
 
OBIAL uses ALFAN brandedradialandaxialfansinvaryingcapacitiestoventilatetheproductsstored in thesilos of varyingsizesandcapacities.

OBIAL ventilationchimneysallowfortheeasydischarge of dustformationandpesticides inside thesilos. Thesechimneysaresloped, withwirecurtains on theirfrontsurfaces. Thesecurtainspreventbirdsandotherforeignobjectsfrompenetratingintothesilos. Andthankstoitsslopedstructure, it preventsrainandsnowtopenetrate.
Wheremoreairoutlet is needed, OBIAL produces a ventilation fan with a wingdiameter of 560 mm. Thisfan’sairsuctiondirectioncontains a wirecurtain, withtheairoutletdirectionhaving a louveredstructure. Louversopenduring fan operation, andaredesignedsothattheyareshutwhenthe fan stops.
 
OBIAL also produces portable tunnel ventilation canals strengthened by corrugating and joining zinc-plated sheets to solve the ventilation problems in horizontal grain storages.

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105

COUNTRY

3873

PROJECT

75

MILLION CAPACITY