1 ,bolted steel silo 2 ,Low cost and long tenure of use 3 ,Lower basic cost with lightweight steel silo 1.ApplicationOur bolted steel ... grain-processing centers, etc. 2.Some advantages of our product: 1. Lower basic cost with lightweight, low request for foundation, low consumption ... repair it.6. Low cost and long tenure of use. The cost of bolted silo is just 35%-50% of the cement silo with the ...