What is a pneumatic conveying system?

A pneumatic conveying system moves dry bulk materials through a pipeline using air or gas flow. These systems are commonly used to transport powders, pellets, and granules efficiently and safely across industrial facilities.

What materials can be conveyed using pneumatic conveying systems?

Pneumatic conveying systems can handle a wide range of materials, including plastic pellets, cement, fly ash, food ingredients, minerals, chemicals, and other abrasive or non-abrasive bulk solids.

What is the difference between dense phase and dilute phase conveying?

Dense phase conveying moves material at low velocity and high pressure, reducing wear and degradation. Dilute phase conveying uses higher air velocity and lower pressure, making it ideal for lighter, free-flowing materials.

What causes wear in pneumatic conveying systems?

Wear is typically caused by abrasive materials impacting system components such as elbows, bends, diverters, and pipes. High velocities, sharp directional changes, and improper material flow increase wear rates.

Which components wear out fastest in a pneumatic conveying system?

Elbows, bends, tees, diverter valves, and pipe transitions experience the highest wear due to material impact and turbulence. These areas often require reinforced or wear-resistant components.

How can wear be monitored in pneumatic conveying systems?

Wear can be monitored using visual inspections, ultrasonic thickness testing, or embedded wear detection technology that alerts operators when a component reaches a critical wear point.

What are wear-resistant elbows and why are they important?

Wear-resistant elbows are engineered with specialized materials or coatings designed to withstand abrasive material flow. They extend system life, reduce unplanned downtime, and improve overall conveying reliability.

How do I know when a pneumatic conveying component needs replacement?

Signs include reduced system efficiency, pressure loss, visible leaks, excessive dust, or wear indicators triggering alerts. Proactive monitoring helps prevent unexpected failures.

Can pneumatic conveying systems be customized for specific applications?

Yes. Systems can be customized based on material properties, flow rates, distances, pressure requirements, and plant layout. Custom components help optimize performance and minimize wear.

How do I choose the right components for my pneumatic conveying system?

Selecting the right components depends on material abrasiveness, conveying velocity, operating pressure, temperature, and maintenance goals. Consulting with an experienced pneumatic conveying specialist ensures proper system design and longevity.

Meet the Progressive Products Technical Experts

Real-world pneumatic conveying expertise behind every article

At Progressive Products, we believe technical content should come from the people who solve these challenges every day.

Every article published in our Resource Center is developed, reviewed, or verified by our team of pneumatic conveying specialists, engineers, product experts, and technical sales professionals. Our goal is simple: provide practical, experience-based guidance that helps manufacturers reduce downtime, improve system reliability, and make better decisions for their pneumatic conveying systems.

Rather than relying on generic industry content, we share knowledge gained through decades of designing, manufacturing, troubleshooting, and supporting pneumatic conveying components across hundreds of industries and thousands of applications.

Our Technical Expertise

For more than 45 years, Progressive Products has helped manufacturers solve complex pneumatic conveying challenges involving:

Abrasive material handling
Pneumatic conveying system optimization
Elbow wear and premature failures
Rotary airlock performance
Streamers, angel hair, and fines reduction
Dense phase and dilute phase conveying
System maintenance and troubleshooting
Bulk material handling
Custom fabricated conveying components
Wear-resistant component design
Plant shutdown planning
Material flow optimization

Our team works with food manufacturers, plastics processors, grain handling facilities, chemical plants, mineral processors, heavy industry, and many other operations throughout North America and around the world.

How Our Content Is Created

Every article follows a technical review process designed to ensure accuracy and usefulness.

Our content is created through collaboration between:

Product engineers
Technical sales specialists
Manufacturing experts
Customer application specialists
Marketing and technical writers

Articles are based on:

Real customer questions
Common application challenges
Product testing and engineering knowledge
Industry best practices
Field experience from thousands of customer applications

Technical information is reviewed for accuracy before publication and updated whenever new products, technologies, or industry knowledge become available.

Why You Can Trust Our Content

Unlike many online resources that simply summarize publicly available information, our articles are informed by decades of hands-on experience designing and manufacturing pneumatic conveying components.

Progressive Products has:

Served the pneumatic conveying industry since 1979
Manufactured more than 1 million conveying elbows
Worked with more than 1,000 companies worldwide
Developed patented abrasion-resistant technologies including Ceram-Back® and WearSmart™ products
Helped customers solve thousands of wear, maintenance, and conveying challenges

When we recommend a maintenance practice or explain why a component fails, that guidance comes from real-world engineering and customer experience—not theory alone.

Our Editorial Standards

Every article published by Progressive Products strives to be:

Technically accurate
Practical and actionable
Based on engineering principles and field experience
Written in clear, understandable language
Regularly reviewed for accuracy and relevance

When appropriate, articles may reference industry standards, engineering principles, or proprietary testing performed by Progressive Products.

Have a Technical Question?

Our Resource Center is designed to answer common pneumatic conveying questions, but every conveying system is different.

If you’re experiencing excessive wear, unexpected downtime, material degradation, streamers, plugging, or other conveying challenges, our technical specialists are available to help evaluate your application and recommend practical solutions.

Contact the Progressive Products team to discuss your pneumatic conveying system or request expert guidance.