All Blog Posts about ‘Question of the Week’

Question of the Week: What are the Options in Rotary Kiln Air Flow?

This article was authored by:

Jenny Seim
Technical Writer

Options in Rotary Kiln Airflow

Rotary kiln air flow configuration is an important consideration in  kiln design. Counter current and co-current are the different types of air flow options available, each offering distinct advantages and disadvantages. In co-current air flow configuration, the material and process gas flow in the same Continue reading →

 

Question of the Week: What are the Benefits of Agglomeration?

This article was co-authored by:

Jenny Seim
Technical Writer

Chris Kozicki
Agglomeration Expert

Sample pellets from FEECO's lab.

Agglomeration, the process of particle size enlargement, is used to solve material problems and improve product characteristics. In general, agglomerating a material can offer many benefits, including:     End product benefits– dust-free product handling, and improved product characteristics. Ex: The agglomeration of cattle manure Continue reading →

 

Question of the Week: Rotary Kilns Commonly Carry Out Which Processes?

This article was co-authored by:

Jenny Seim
Technical Writer

Process and Sales Engineer
Thermal Processing Expert

Rotary Kiln Processes

Rotary kilns, an advanced type of thermal processing equipment, are used to cause a chemical reaction or physical change in a solid material through the use of high temperatures. They are frequently utilized to carry out the following processes: Calcination– the process of heating a material Continue reading →

 

Question of the Week: What is Retention Time?

This article was authored by:

Jenny Seim
Technical Writer

What is Retention Time

In regards to rotary dryer use, retention time is the duration of time that a material must remain in the dryer to achieve the desired end-product characteristics. Retention time is an important consideration to the dryer design, and is defined by looking at the specific Continue reading →

 

Question of the Week: What Materials are Commonly Agglomerated?

This article was authored by:

Jenny Seim
Technical Writer

What Materials are Commonly Agglomerated

The use of agglomeration to solve material problems and improve material characteristics has made its way into numerous industries around the globe, with new applications continually on the rise. A list of industries, and some of the materials commonly agglomerated in them, include: Ag Chemicals Continue reading →

 

Question of the Week: What is a Rotary Kiln Bed Disturber?

This article was authored by:

Jenny Seim
Technical Writer

What is a Rotary Kiln Bed Disturber

Bed disturbers are used in both direct and indirect-fired rotary kilns to promote uniform heating of the material. The bed of material should roll, not slide, throughout the kiln in order to expose fresh material to the process. This rolling action allows for even heat Continue reading →

 

Question of the Week: What are the Advantages of a Reversing Shuttle Conveyor?

This article was authored by:

Jenny Seim
Technical Writer

Reversing Shuttle Conveyor

A reversing shuttle conveyor is essentially a belt conveyor mounted onto a rail system, and offers numerous advantages to a material handling system, including: A stationary inlet: the stationary feed chute allows for processed material to be directed to one central location. Reversible belt direction: Continue reading →

 

Question of the Week: What is the Difference Between a Pin Mixer and a Pug Mill?

This article was authored by:

Jenny Seim
Technical Writer

What is the Difference Between a Pug Mill and a Pin Mixer

Pin mixers and pugmill mixers are industrial mixing devices with each offering their own distinct advantages and capabilities. Oftentimes, the material itself dictates which piece of equipment is best for the operation at hand. Pug mills are used for mixing, agglomerating, and conditioning. They utilize Continue reading →

 

Question of the Week: When are Rotary Granulators Used?

This article was authored by:

Jenny Seim
Technical Writer

Coating Drums

Rotary granulators are a flexible processing tool ideal for high capacity applications. Frequently used throughout the fertilizer and mining industries, rotary granulators are commonly employed in the following types of applications: Agglomeration involving chemical reactions where feed component(s) consist of reactive liquids or gases. The Continue reading →

 

Question of the Week: Why Add Binder to the Agglomeration Process?

This article was authored by:

Jenny Seim
Technical Writer

Binder in the Agglomeration Process

While some materials may be self-binding, in most cases, the right binder is vital to agglomeration success. In general, binders:       Improve bonding forces and pellet durability. Help to achieve the appropriate wet strength and dry crush strength. Are inexpensive and readily available. Continue reading →