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Home » Products » Grain Silo Sheet Forming Machine » Granary Column Roll Forming Machine


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Granary Column Roll Forming Machine


Granary Column Roll Forming Machine

NAME:Granary Column Roll Forming MachineVOLTAGE:As Your Requirment Or 380v, 60Hz, 3 Phase Or
ADVANTAGE:Grain silo supportWARRANTY:12 Months
HIGH LIGHT:Granary Column Roll Forming Machine, sheet metal roll forming machines

Production process and composition

Divided into two parts: unloading area and forming area

unloading area : Loading→Uncoiling→Leveling→Beading→Slanting Cross Shearing→Slitting Slitting→Conveying (one of them is palletized manually)

forming area:Conveying → punching head → cutting gap → forming on one side → punching → discharge → turning→ Aligning → forming the other side edge → punching and stamping → finished product discharge (manual off-line palletizing)

I. Main technical parameters of the production line

Raw material

Galvanized coil sheet,σs≥235Mpaσb≥345Mpa



Feeding width


Coil ID


Coil OD


Coil Max Weight


Forming speed


Product Accuracy Tolerance

Trapezoidal plate blanking size tolerance

Length tolerance :+3.0mm/-0mm;

Width tolerance of start and ending :+3.0mm/-0mm;

Diagonal tolerance:≤3mm;

Dimensional tolerance of finished product

A.width tolerance of the center line of the top ridge of the big and small ends :0mm/-3.0mm;

B.Tolerance of plane width on top ridge :+2.0mm/-0mm;

C.Punching position: ±0.3mm

D :Top ridge height tolerance ±1.0mm