The conveyor belt is a fundamental solution for the continuous handling of materials within production lines, storage areas, dosing systems and processing operations. Its function is to transfer materials from one point to another in a regular, safe and controlled way, reducing handling times and improving operational continuity.
When dealing with bulk materials, such as sand, gravel, aggregates, premixed materials, granules, cereals, powders, biomass or industrial by-products, the conveyor belt plays an even more important role. It is not only a matter of moving material, but of ensuring a constant flow between the different stages of the process, avoiding interruptions, dispersion and unnecessary manual operations.
For this reason, an industrial conveyor belt should not be considered a simple standard component. The choice of the most suitable solution depends on the type of material, the required capacity, the distance to be covered, the inclination, the loading and unloading points, the available space and the desired level of automation.
What is an industrial conveyor belt used for?
A conveyor belt is used to move materials along a defined path, continuously connecting different working stages. It can be used to feed a hopper, load a silo, transfer material to a weighing or dosing system, or distribute the product to several discharge points.
In industrial applications, conveyor belts improve material management because they help maintain a stable flow, reduce manual operations and make the connection between different operating areas more orderly.
The main functions include:
- transporting bulk materials on horizontal or inclined paths;
- feeding silos, hoppers, dosing or mixing systems;
- controlled extraction of material from storage containers;
- distribution of material to several loading or discharge points;
- reduction of handling times;
- greater safety for operators;
- improved continuity of the production process.
Conveyor belts for bulk materials: where they are used
Conveyor belts for bulk materials are used in many sectors. Their structure, belt, accessories and control systems can be adapted to the nature of the material and to the customer’s operating requirements.
Industrial construction, concrete batching and premixed materials
In the concrete batching, industrial construction and premixed materials sectors, conveyor belts are used to handle cement, lime, sand, gravel, aggregates and other materials intended for storage, transfer or dosing phases. These applications require robust structures, resistant components and solutions capable of working continuously even in dusty environments or under heavy loads. In this sector, conveyor belts for construction play a very important role.
Chemical, environmental and agricultural industry
In the chemical, environmental and agricultural sectors, conveyor belts can be used for the management of powders, reagents, granular products, fertilizers, biomass and organic materials. The choice of the belt, rollers, protections and accessories must take into account the physical characteristics of the product and the conditions of the working environment.
Environmental recovery and recycling
In environmental recovery and recycling activities, the materials handled can be abrasive, irregular or derived from industrial by-products. In these cases, the conveyor belt must ensure resistance, reliability and easy maintenance. Belt cleaning systems, side protections, guards and accessible components help keep the solution efficient over time.
Agri-food and feed industry
In the agri-food and feed sector, conveyor belts can be used for flours, cereals, additives and powdered or granular products. The configuration must be designed according to the particle size of the material, the required capacity and the needs for control, cleaning and continuity of flow.
Plastics, rubber, wood and biomass
In the plastics and rubber industry, conveyor belts allow the handling of polymers, granules and technical compounds. In wood processing and biomass applications, they can be used for sawdust, pellets and alternative materials, with customized configurations based on the available space, the distances to be covered and the discharge points.
The main types of conveyor belts
The choice of conveyor belt type depends on the path the material has to follow, the starting and arrival height, the need to distribute the product to several points and the required type of feeding.
Horizontal conveyor belts
Horizontal conveyor belts are used for the linear transport of bulk materials on flat paths. They are suitable for connecting consecutive process stages, feeding hoppers, transferring material to silos or serving dosing systems. They can be designed with a fixed structure or on a mobile frame, depending on the operating requirements. An example of this type of conveyor is conveyor belts for rubble.
Inclined conveyor belts
Inclined conveyor belts allow material to be transferred between different heights, making use of the available vertical space. They can be equipped with cleats or containment profiles to limit material slipping during the ascent. They are particularly useful for loading silos, elevated hoppers or systems positioned at higher levels.
Slewing conveyor belts
Slewing conveyor belts are designed to change the orientation of the discharge point through a horizontal rotation movement. This configuration allows material to be distributed to several points or within large areas, such as stockpiles, hoppers or tanks. It is a suitable solution when greater flexibility in discharge and better use of available space are required.
Extractor conveyor belts
Extractor conveyor belts are used for the controlled extraction of material from silos, hoppers or storage containers. They allow a constant flow to be maintained toward the following stages and can be integrated with weighing systems or speed control systems to adapt to the required capacities.
Shuttle conveyor belts
Shuttle conveyor belts are designed to distribute material to different loading points, moving horizontally along sliding guides. They are useful when several loading mouths, receiving hoppers or storage lines need to be fed, improving flow management and the use of operating space.
How an industrial conveyor belt is made
An industrial conveyor belt consists of several mechanical and structural elements that work together to ensure continuous movement, stability and safety. The configuration may vary according to the material to be handled, the required capacity and the operating environment.
The main components include:
- steel truss body, designed to ensure solidity and structural strength;
- support structure, configurable according to the installation context;
- cover, useful for protecting the material and the system in specific operating conditions;
- motorized roller, which ensures the movement of the belt;
- belt, available in different compounds and thicknesses according to the particle size and nature of the material;
- support rollers, which support and guide the belt during material handling;
- scraper, designed to remove material residues and reduce system wear.
Each component must be carefully selected and sized. Abrasive, dusty, wet or irregular materials require specific technical solutions, both to ensure reliability over time and to simplify maintenance activities.
The advantages of Poggi Serie NT conveyor belts
Poggi Serie NT conveyor belts are designed for the continuous, safe and efficient handling of bulk materials. Their modular and customizable structure allows each solution to be adapted to the customer’s layout, optimizing the connection between the different loading, unloading or dosing phases.
The main advantages include:
- customizable lengths and inclinations according to the layout;
- high and adjustable capacities according to operating requirements;
- quick assembly and easier maintenance thanks to accessible components;
- compatibility with hoppers, screw conveyors, weighing and dosing systems;
- safety guaranteed by side protections, guards, sensors and stop devices;
- dimensions, structure and accessories configurable on request;
- possibility of integration with automation and control systems.
Customization concerns the length of the conveyor, the belt width, the discharge height, the choice of accessories, protections, adjustment systems and operating interfaces. This makes it possible to obtain a product consistent with the characteristics of the material and with the organization of the line.
Automation, weighing and material control
A modern conveyor belt does not only perform a mechanical transfer function. It can become part of a material control system thanks to integration with weighing devices, sensors, inverters, electrical panels and PLC-compatible interfaces.
Poggi conveyor belts can be equipped with continuous weighing systems, designed to detect the amount of material transported during operation. Load cells measure the weight in real time, while the electronic system calculates the flow rate according to the belt speed.
The data can be displayed on digital terminals, recorded for the traceability of production cycles and integrated into supervision systems. In this way, the conveyor contributes not only to material handling, but also to process control and the management of operational performance.
Accessories and options for conveyor belts
To adapt each solution to real operating conditions, conveyor belts can be equipped with accessories and options dedicated to safety, cleaning, control and long-term durability.
The main options available include:
- electrical controls and operating interfaces, with customized panels, remote start and speed adjustment via inverter;
- protective covers and dust-proof guards, useful in exposed environments or severe weather conditions;
- health and safety features, such as side protections, emergency sensors, warning lights, stop devices and inspection ladders;
- automatic tracking systems, with self-guiding rollers to reduce belt misalignment and wear;
- cleaning scrapers, to remove residues from the belt during the return cycle;
- aesthetic and functional customization, with colors, company logos and dedicated visual signage;
- magnetic iron-removing conveyor, useful for separating ferrous parts present in the transported material.
These elements help increase operational efficiency, improve safety in the working area and extend the useful life of the system.
How to choose the most suitable conveyor belt
The choice of conveyor belt depends on several technical and operational factors. Before defining the configuration, it is necessary to assess the type of material, particle size, required capacity, distance to be covered, inclination, available space and desired level of automation.
Material to be handled
The nature of the material determines the choice of belt, rollers, scraper and protections. Abrasive, dusty, wet or irregular materials require specific configurations to ensure operating continuity and reduced wear.
Capacity and work continuity
The amount of material to be transferred and the number of operating hours affect the sizing of the structure, motor, belt and control systems. A correct initial assessment helps avoid undersizing and ensures constant performance over time.
Layout and available space
The presence of height differences, logistical constraints or several discharge points may require inclined, slewing, shuttle or customized configurations. The study of the layout is therefore essential to correctly integrate the conveyor within the process.
Safety and maintenance
Side protections, guards, sensors, stop devices and accessible components are essential elements to ensure safety, ease of inspection and reduced maintenance times.
Integration with other systems
A conveyor belt can be connected to silos, hoppers, screw conveyors, weighing, dosing and supervision systems. For this reason, the design must consider the entire material flow, not only the individual handling element.
Poggi know-how in bulk material handling
Designing a conveyor belt does not simply mean manufacturing a handling product. It means developing a solution capable of working with continuity, precision and reliability within a production process.
Thanks to the experience gained in multiple sectors, Poggi supports the customer in choosing the most suitable configuration, studying the paths and inclinations, integrating with silos, hoppers and existing lines, and defining accessories and functional devices.
Support continues after delivery, with consulting, technical and commercial assistance, production, assembly, start-up, staff training, maintenance, service and spare parts.
Conclusion
Conveyor belts are essential solutions for improving the handling of bulk materials, increasing process efficiency and ensuring a continuous, safe and controlled flow.
With the Serie NT, Poggi S.p.A. designs and manufactures customized conveyor belts for different application sectors, combining structural robustness, customization, automation and integration with storage, dosing and handling systems.
Discover Poggi solutions dedicated to conveyor belts and contact us to identify the most suitable configuration for your operating needs. For more information, visit the page: Custom conveyor belts for bulk materials and aggregates
