Photo of the Week: Rotary Kiln Inspection

This article was authored by:

Jenny Seim
Technical Writer

In this week’s photo, a FEECO Aftermarket Engineer is checking for cracks in the refractory of a rotary kiln. Cracks periodically arise within the kiln’s refractory because certain areas are exposed to more direct heat. The area closest to the combustion chamber is the hottest, Continue reading →

 

Co-Current Vs. Counter Current Drying

This article was co-authored by:

Greg Makos
Technical Writer

Shane Le Capitaine
Thermal Processing Expert

Rotary dryer

Many factors are taken into consideration when designing a rotary dryer that can both efficiently and effectively dry a material. Factors such as bulk density, specific heat, and flowability, among others, all interact to influence how the material will behave in the dryer, and subsequently, Continue reading →

 

Question of the Week: What is Granulation?

This article was authored by:

Jenny Seim
Technical Writer

Granulation can be considered the same as pelletization, the method of agglomeration or particle size enlargement, but it often refers specifically to applications within the fertilizer industry. Granulation is generally carried out in a granulation/agglomeration drum, and sometimes includes the addition of a pipe reactor Continue reading →

 

Photo of the Week: Leveling Trunnion Bases

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo shows the leveling of trunnion bases. Leveling a rotary drum’s trunnion bases is part of a new drum installation, and is done prior to laser aligning the bases. The goal is to get the bases to within 1/16” with respect to spread, Continue reading →

 

US Mining Industry Poised for Growth

This article was authored by:

Carrie Carlson
Technical Writer

The once beleaguered US mining industry is seeing a flurry of indications that the sector is headed for an upward swing; efforts to move toward a low carbon economy, combined with pro-mining legislation are causing excitement within the industry, promising long awaited growth in many Continue reading →

 

Question of the Week: What are the Common Reasons to Agglomerate?

This article was authored by:

Jenny Seim
Technical Writer

Agglomeration is commonly used to upgrade material fines into a granular product. It can also be used to transform sludge-like materials into a dry, granular form. There are many reasons to agglomeration a material. The choice to agglomerate often stems from a material problem, be Continue reading →

 

Photo of the Week: 3D Rotary Dryer Flight Curtain

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo is a 3D image of a rotary dryer flight curtain. Flights, or material lifters, are affixed to the interior of a rotary dryer. They work by picking material up, carrying it over, and showering it through an airstream as the drum rotates. Continue reading →

 

FEECO to Exhibit at 2018 SME Annual Conference and Expo

This article was authored by:

Jenny Seim
Technical Writer

FEECO International will be exhibiting at the 2018 SME Annual Conference & Expo in Minneapolis, Minnesota from February 25-28th. The conference unites over 6,000 industry professionals from around the globe on a variety of mining related topics, from innovation and best practices, to cutting-edge research Continue reading →

 

Question of the Week: What Materials can Benefit from Processing in a Pin Mixer?

This article was authored by:

Jenny Seim
Technical Writer

Pin mixers are industrial mixing devices used to process fine materials in the presence of a binder. They are especially adept for micro-pelletizing and de-dusting applications. The following materials are often processed in a pin mixer.  Mixing         Bentonite clay         Diatomaceous earth         Fly ash         Limestone         Magnesium Continue reading →

 

Photo of the Week: Frac Sand Bucket Elevator

This article was authored by:

Jenny Seim
Technical Writer

Our photo this week is a frac sand bucket elevator. FEECO designed and constructed several centrifugal-style bucket elevators for a frac sand processing plant located in Wisconsin. The various bucket elevator capacities were 10 TPH, 250 TPH, and 500 TPH, with the discharge heights of Continue reading →