All Blog Posts about ‘Thermal Processing’

Question of the Week: Why Choose a Rotary Dryer for your Industrial Drying Needs?

This article was authored by:

Jenny Seim
Technical Writer

Although a multitude of industrial drying technologies are on the market, rotary dryers have persevered throughout the decades as the favored choice of equipment in many settings. The following describes the many reasons in which the rotary dryer is often preferred. Customization. Rotary dryers can Continue reading →

 

R&D Around Driving Value from Red Mud Increases

This article was co-authored by:

Process and Sales Engineer
Thermal Processing Expert

Carrie Carlson
Technical Writer

Red mud is a byproduct of aluminum production, in which alumina is extracted from bauxite ore via the Bayer process. Unfortunately, for each ton of aluminum produced, around 1-2 tons of red mud are also produced, creating a massive amount of industrial waste to manage. Continue reading →

 

Question of the Week: What are the Top Applications for Rotary Dryers?

This article was authored by:

Jenny Seim
Technical Writer

Due to their flexibility in processing virtually any bulk solid material, rotary dryers have made their way into an abundance of industries around the globe. The following is a brief overview of some of the most common industries FEECO’s rotary dryers are employed. Agriculture Selected Continue reading →

 

Photo of the Week: 3D Combustion Chamber

This article was authored by:

Jenny Seim
Technical Writer

Today’s photo is a 3D combustion chamber. Combustion chambers are used to keep material from coming into direct contact with the burner flame in either a rotary dryer or kiln. The combustion chamber houses the combustion reaction, and directs the airflow into the drum. The Continue reading →

 

Evolution of the Frac Sand Dryer

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

Favorable market conditions have again brought rise to a boom centered around the quartz sand used in the hydraulic fracturing process; rig counts are up and the amount of sand employed per well is the highest it’s ever been, with one industry expert anticipating 2018 Continue reading →

 

Photo of the Week: Frac Sand Rotary Dryer

This article was authored by:

Jenny Seim
Technical Writer

Our photo this week is a frac sand rotary dryer. The 8’-6” x 50’ long dryer utilizes co-current airflow to reduce the moisture content of mined sand. The rotary dryer contains an additional 5’ shell length to incorporate flame cut openings to support an externally mounted Continue reading →

 

Aluminum in a Low Carbon Economy

This article was co-authored by:

Walter Hawkins
Process Sales Engineer

Carrie Carlson
Technical Writer

Often called the miracle metal, aluminum is valued for a number of properties, including being lightweight, durable, corrosion-resistant, highly conductive, and more. These properties allow aluminum to be useful in all sorts of applications, from packaging, to vehicles, and even construction. Earlier this year, the Continue reading →

 

Question of the Week: What Causes Refractory Failure in a Rotary Kiln?

This article was authored by:

Jenny Seim
Technical Writer

Cycling and chemical incompatibility are the two main causes of refractory failure in a rotary kiln. Cycling Cycling is the heating up and cooling down of a rotary kiln, and it is the largest source of refractory failure. Refractory expands with the kiln as it Continue reading →

 

Photo of the Week: Batch Rotary Kiln Test

This article was authored by:

Jenny Seim
Technical Writer

Our photo this week shows a batch rotary kiln test conducted in the FEECO Innovation Center. The batch kiln is used to simulate the conditions of a continuous, commercial rotary kiln. The kiln is lined with a lightweight castable refractory and heated with a propane burner. Continue reading →

 

Everything You Need to Know on Rotary Kiln Refractory

This article was co-authored by:

Walter Hawkins
Process Sales Engineer

Carrie Carlson
Technical Writer

Refractory, or the lining utilized on the interior of rotary kilns, is a critical component in ensuring process efficiency and prolonging the life of a rotary kiln. Here, we’ll discuss everything you need to know about refractory, including how it works, the different types, and Continue reading →