Friendship Machinery Co., Ltd.| Sourcing Services
Friendship Machinery Co., Ltd.

China Manufacturer with main products: Box Column Beam Line, CNC Multi-Head Plate Cutting Machine, Wind Tower Welding Line, Shot Blasting Machine, Welding Manipulator

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steel grain bin forming production line


Galvanized Steel Silo Corrugated Wall Sheet

Roll Forming Machine


1. Large capacity

One single-silo capacity is up to 17,000 tons with comprehensive configurations to meet customers' different requirements.

2. High accuracy

Complete advanced processing equipment and technology are introduced from USA to effectively ensure working accuracy and reduce damage to galvanized layer.

3. Less residues

External installable stiffeners contribute to less grain residues on silo walls.

4. Detachable and movable

With standardized and modularized production, components and parts have a high standardization and good interchangeability, thus can be partially replaced or completely transferred.


De coiler

Material width adjusting and guiding equipment

Roll former

Curving equipment

Cutting machine

Hydraulic control system

Technical process

Decoiling -----Guiding----Cutting----Roll forming----Hydraulic punching----Curving equipment----Hydraulic cutting-----Run out table

Technical parameter

Suitable Raw Material

galvanized sheet, zinc aluminum sheet

Material's Strength


Material's Thickness


Forming Stations


Max. Feeding Width


Diameter of Roller's Shaft


Producing Speed


Material of Roller

GCr15 quenching HRC 58-62°

Drive Mode


Main Power

about 180KW

Electrical Control System

PLC frequency control

Power Supply

AC 440V & 50HZ & 3PH



Total Weight

approx 70T

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