All Blog Posts about ‘Thermal Processing’

A Look at the Process of Recycling EAF Dust

This article was co-authored by:

Chris Kozicki
Agglomeration Expert

Carrie Carlson
Technical Writer

Recycled EAF Dust, Pelletized (Pelletised) EAF Dust

The Problem with EAF Dust EAF dust is a by-product of the steel production process, and refers to the dust collected during the melting of steel in an electric arc furnace. In 2006 alone, it was estimated that global production of EAF dust reached a Continue reading →

 

Question of the Week: With what Material can Rotary Dryer Shells be Constructed?

This article was authored by:

Jenny Seim
Technical Writer

Rotary Dryer (Drier) Shell Materials

Rotary dryer shells can be constructed from a variety of materials, including: Carbon steel Stainless steel Hastelloy Inconel And other alloys Dryer shells can also be tailored in many ways, depending on the material and process requirements of the customer. For example, shell thickness can Continue reading →

 

The Transformation of Bauxite to Aluminum (and the Products in Between)

This article was co-authored by:

Carrie Carlson
Technical Writer

Process and Sales Engineer
Thermal Processing Expert

The Transformation of Bauxite to Aluminum and the Products in Between

With applications in everything from energy, infrastructure, and aerospace, to automotive, packaging, and more, aluminum has become a cornerstone of modern society. Aluminum’s widespread use might infer ease of accessibility, but such is not the case; aluminum is not found freely in nature, requiring the Continue reading →

 

Photo of the Week: Rotary Dryer with a Direct Drive

This article was authored by:

Jenny Seim
Technical Writer

Direct Drive Rotary Dryer (Drier)

Today’s photo highlights a rotary dryer in FEECO’s Fabrication Facility. The drum was recently painted, and will soon be ready for shipment. This particular dryer features our direct drive option, the mechanism that causes the drum to rotate. It eliminates the need for a girth Continue reading →

 

Question of the Week: What’s the Difference Between a Rotary Dryer and a Rotary Kiln?

This article was authored by:

Jenny Seim
Technical Writer

What is the Difference Between a Rotary Dryer (Drier) and a Rotary Kiln

Rotary dryers and rotary kilns share similar thermal processing functions, but each is intended for very different industrial applications. Rotary dryers operate at inlet temperatures between 600 and 1400ºF, and are predominately used to draw moisture out of a material. Rotary kilns, on the other Continue reading →

 

Knowing When it’s Time to Replace your Rotary Dryer or Kiln Seal

This article was co-authored by:

Craig Peppin
Service & Lab Manager

Carrie Carlson
Technical Writer

Knowing When its Time to Replace Your Rotary Drum Seal, Leaf Seal

When working with a rotary dryer or kiln, the sealing mechanism is a critical component in the overall performance of the unit.  Sealing mechanisms create a seal between the rotating drum and the stationary housing, preventing air or process gas from leaking into the system.   Continue reading →

 

The Thermal Conversion of Biomass to Activated Carbon (And Everything in Between)

This article was co-authored by:

Carrie Carlson
Technical Writer

Process and Sales Engineer
Thermal Processing Expert

3D Model of a FEECO Indirect Kiln for Transforming Biomass to Activated Carbon

The biomass industry has seen steady growth the past few years, as nations around the globe continue to shift focus toward more renewable energy sources. And while biomass offers direct uses in itself, it can also be converted to a number of carbon products, all Continue reading →

 

The Role of the Calciner in Producing Soda Ash

This article was co-authored by:

Carrie Carlson
Technical Writer

Process and Sales Engineer
Thermal Processing Expert

Soda Ash Calciner

Soda ash, or sodium carbonate (Na2CO3), is a versatile alkali material, critical in the production of a litany of products and materials. From detergents and chemicals, to consumer products and water softeners, this material can be found in many of the products we interact with throughout Continue reading →

 

Resource of the Week: Brochure on FEECO’s Rotary Dryers and Coolers

This article was authored by:

Carrie Carlson
Technical Writer

Resource of the Week: Rotary Dryer (Drier) and Cooler Brochure

This week’s highlighted resource is a brochure on FEECO’s rotary dryers and coolers. As a leading provider of custom rotary dryers and coolers, the FEECO brochure highlights options for both direct and indirect units for drying and cooling nearly any bulk solid material.  Click here Continue reading →

 

Question of the Week: What is the Difference Between a Commodity Kiln and a Specialty Kiln?

This article was authored by:

Jenny Seim
Technical Writer

Commodity vs. Specialty Kilns

Within the thermal processing industry, there are two informal types of rotary kilns: commodity kilns and specialty kilns. Commodity kilns are kilns that are employed in widespread commercial use. Their processes are well developed, and have been in use for generations of commodity processing. Specialty Continue reading →

 


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