Feed Silos

Symaga Group is a world leader in the manufacture of industrial silos.
Backed by 30 years and more than 24 million m3 of storage built in more than 6,000 facilities in 120 countries

RAW MATERIAL: It is made of corrugated galvanized steel.The Galvanization of our silos is Z600g/m2 in accordance with UNE-EN 36130. All raw material is certified and is of European origin. Option of special protection of external screws.

WIDE RANGE OF PRODUCTS: Capacity from 4.77m³ to 85m³, in 6 different diameters of 1.8, 2.10, 2.55, 2.75, 3.2 and 3.8 m. and with 45º, 60º and 67º hoppers. To complete the offer we have a range of accessories and unloading solutions. If your project requires we offer silos with stainless steel hopper and pre-painted Z225 green silos, which mitigate the environmental impact, improve slippage and increase resistance to corrosion.

CALCULATION OF THE STRUCTURE: We comply with the EUROCODE 1 part 4 standards. By developing an MEF calculation methodology the range of silos from 1.8m to 3.80m diameter has been validated. The manufacturing is also in accordance with the EC Certificate. The constant investment in technology has allowed for manufacturing automation to achieve the highest quality standards.


Conservation of food properties

Conservación de las propiedades del alimento.

  • Our higher than market standard galvanization in combination with the corrugation of the sheet reduce temperature changes inside and prevent condensation.

  • Flashings. The curvature of the edge of the sheet prevents water from entering the hopper and the boot.

Optimum food flow

Optima caída del alimento

  • Optimum tilt angle in the silo cone.
  • Internal attachment of the cone to the outlet collar unobstructed.
  • Round-head screws in the hopper.


Access ladder

Accesorio escalera

Fixed or removable option to prevent climbing by unauthorized personnel.

Double cleaning door

Doble puerta de limpieza

Improving protection against water. Also has internal slope allowing better flow and preventing the accumulation of dirt.

Pneumatic and mechanical loading

Carga neumática

Ceiling roof aerator

Aireador de techo

Level viewer in cylinder

Visor de nivel

Weighing cells

Célula de pasaje

For comprehensive control of consumption.


Central outlet nozzle

Boquilla de salida con cierre central de mariposa

Auxiliary nozzle in hopper

Boquilla auxiliar

Nozzle for 127mm worm screw

Boquilla para sinfín