What is a trommel screen?

A trommel screen is a rotating cylindrical drum with perforated holes, designed to separate materials based on size. As the drum rotates, smaller materials fall through the screen. Larger materials exit at the end. This makes it a powerful tool for screening a wide range of materials.

Types of Trommel Screens Offered

Rotary Trommel Screen— General-purpose rotary screen for bulk processing.

Gold Trommel Screen— Precision screening for placer gold and mineral recovery.

Mining Trommel Screen— Heavy-duty solution for high-throughput mining operations.

Industrial Trommel Screen— Designed for recycling plants, composting units, and material recovery facilities.

Vibrating Trommel Screen— Combines rotary and vibration for high-efficiency screening.

Applications

  • Solid Waste Segregation
  • Municipal & Industrial Waste Processing
  • Gold & Mineral Separation
  • Compost Screening
  • Construction & Demolition Waste Sorting
  • Agricultural Processing

 Key Benefits

  •  High Screening Efficiency—Handles large volumes with minimal clogging.
  •  Low-Maintenance Design—Simplified structure with fewer moving parts.
  •  Customizable—drum size, hole pattern, and material based on specific needs.
  •  Energy Efficient—Lower operating costs over time.
  •  Durable Construction—Built for rugged industrial environments.
  •  User-Friendly—Easy to use and keep.

Role in Waste Management

  • Optimizes Resource Recovery— Efficiently separates recyclables, compostables, and inerts.
  • Reduces Landfill Load— By enabling better sorting at the source.
  • Improves System Efficiency— Acts as a primary screening stage in MRFs and RDF units.
  • Supports Automation— Reduces reliance on manual segregation.

 Trommel Screen Design

  • Custom drum dimensions and hole sizes
  • Replaceable screen sections
  • Gear- or chain-driven rotation
  • Optional feeders, conveyors, and hoppers
  • Compatible with dust control and wash systems

Types of Trommel Screens & Their Benefits

1. Rotary Trommel Screen
A standard cylindrical rotating drum with perforated holes. It is the most commonly used trommel design for general-purpose screening across multiple industries.

Key Benefits:

  • Versatile for different materials (soil, compost, waste, aggregates).
  • Simple, rugged design for durability.
  • Easily customizable drum length and diameter.
  • Low maintenance due to minimal moving parts.

2. Gold Trommel Screen
Specifically designed for placer mining to separate gold particles from soil, gravel, and sediment.

Key Benefits:

  • Optimized screening efficiency for fine gold recovery.
  • Compact and portable for field deployment.
  • Handles wet and sticky materials effectively.
  • Reduces manual panning and increases recovery rate.

3. Mining Trommel Screen
Heavy-duty trommel built for large-scale mining operations involving bulk ore, coal, gravel, or minerals.

Key Benefits:

  • High-capacity throughput for continuous operation.
  • Strong wear-resistant build for harsh environments.
  • Efficient separation of oversized and undersized material.
  • Often integrated with washing systems for ore cleaning.

4. Industrial Trommel Screen
Used in industrial sectors like composting, solid waste management, biomass, and recycling plants.

Key Benefits:

  • Ideal for large-scale material sorting and processing.
  • Facilitates better segregation of organic, recyclable, and inert fractions.
  • Reduces load on downstream processing units.
  • Can be integrated with shredders and conveyors.

5. Vibrating Trommel Screen
It combines rotary motion with vibration. This increases material agitation and screening efficiency. It is especially effective for sticky or moist materials.

Key Benefits:

  • Superior screening for moist, clumped, or fine materials.
  • Increased screening speed and precision.
  • Less clogging compared to static rotary drums.
  • Suitable for high-moisture applications like compost or food waste.

6. Mobile Trommel Screen
These are mounted on wheels or tracks. They are designed for easy transport. Deployment at different job sites is straightforward.

Key Benefits:

  • Highly mobile—ideal for contractors and temporary sites.
  • Easy setup and operation in remote areas.
  • No need for permanent infrastructure.
  • Often powered by diesel for off-grid operations.

7. Stationary Trommel Screen
Fixed installations are used in permanent processing plants like MRFs, RDF plants, and composting units.

Key Benefits:

  • Integrates seamlessly into automated systems.
  • Built for continuous, long-term operation.
  • Lower vibration and noise.
  • High screening efficiency for stable waste flows.

Applications of Trommel Screens

Trommel screens are incredibly versatile and serve a wide range of industries. They can handle diverse material types such as wet, dry, fine, or coarse waste. This ability makes them indispensable in several processing and recycling applications.

 1. Solid Waste Management

  • Application: Pre-sorting of municipal solid waste (MSW)
  • Purpose: Separate organics, plastics, inerts, and recyclables by size.
  • Benefit: Enhances downstream processing efficiency in MRFs and RDF plants.

 2. Composting & Organic Waste

  • Application: Compost refinement and oversize removal
  • Purpose: Separate fine compost from large or unprocessed organics.
  • Benefit: Increases compost quality and accelerates curing process.

3. Mining & Mineral Processing

  • Application: Ore and mineral size separation
  • Purpose: Classify material before or after crushing.
  • Benefit: Improves processing accuracy and throughput in gold, coal, and aggregate industries.

4. Recycling Plants

  • Application: Separation of recyclables (plastic, glass, paper)
  • Purpose: Screen materials before sorting or baling.
  • Benefit: Enhances automation and reduces contamination.

Here’s a polished and persuasive section you can use in your booklet titled

 Why Choose Duromech Trommel Machines?

At Duromech, we don’t just build machines—we deliver tailored screening solutions that power waste recovery, recycling, and material separation with unmatched performance and reliability.

 Top Reasons to Choose Duromech Trommel Screens

1. Industry-Specific Engineering

Each machine is built with your application in mind—whether it’s solid waste, compost, or mining.

2. Robust & Durable Build

  • Fabricated from high-grade steel
  • Designed for continuous-duty operation in harsh industrial environments

3. Custom Configurations Available

  • Drum size, hole diameter, drive type, and accessories tailored to your site needs
  • Mobile, stationary, or integrated solutions

4. Proven Performance

  • Used by leading waste management authorities, municipal corporations, and private recyclers
  • Trusted across India and international markets

5. After-Sales Support

  • Dedicated maintenance & service team
  • Genuine spare parts availability
  • AMC (Annual Maintenance Contracts) for long-term peace of mind

6. Easy Integration

  • Works seamlessly with shredders, conveyors, feeders, and sorting lines
  • Supports automated waste processing

7. Energy-Efficient Design

  • Optimized for low power consumption
  • Long operational life with minimum downtime

8. Environmentally Responsible

  • Promotes resource recovery
  • Reduces landfill dependency
  • Supports your green and compliance goals

 Manufactured in India. Trusted Globally.

With a focus on sustainability, innovation, and performance, Duromech’s trommel screens are engineered to deliver results in real-world conditions.

Contact Us

Contact us to learn how our trommel screens can revolutionize your screening and waste processing operations.