All Blog Posts about ‘Rotary Drum’

SX-EW Moves into New Metal Markets

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

The solvent extraction electro-winning process (SX-EW) is a hydrometallurgical means of extracting, purifying, and concentrating metals. SX-EW has continued to demonstrate successful use in effectively extracting and recovering copper from low grade and oxide ores. As a result, SX-EW has quickly become a staple in Continue reading →

 

Photo of the Week: Girth Gear Run-Out Procedure

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights a girth gear run-out procedure in action. A black strap (pictured) is mounted along the gear’s teeth. A dial indicator follows the strap’s path, and measures the tip of the teeth along the strap. This procedure reveals the amount of wear Continue reading →

 

Photo of the Week: Refurbished Tire and Trunnion Wheel

This article was authored by:

Jenny Seim
Technical Writer

Today’s photo highlights a refurbished tire and trunnion wheel. Rotary drum tires and trunnion wheels can become worn over time, resulting in a variety of unwanted characteristics such as pitting, spalling and timing marks. If the wear is left untreated, the weight of the drum Continue reading →

 

Heap Leaching: A Growing Technology in Beneficiation

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

As a booming global population and emerging economies put pressure on existing resources, and high grade ores become a thing of the past, mining companies are looking for technologies that will allow them to economically recover target materials, namely metals, from low grade ore sources. Continue reading →

 

Question of the Week: What is a Pneumatic Hammer Knocking System?

This article was authored by:

Jenny Seim
Technical Writer

A pneumatic hammer knocking system is designed to control material build-up inside of a rotary drum. The hammer is mounted above a strike plate on the drum, and delivers an adjustable amount of force as set by the operator. This force “knocks” the drum and Continue reading →

 

Photo of the Week: Rotary Tire Wear Patterns

This article was authored by:

Jenny Seim
Technical Writer

This week’s post highlights a series of images: rotary tire wear patterns. A rotary drum tire is a support structure for the drum, and provides a place for pressure to be absorbed. As with any piece of equipment, they must be inspected and serviced, if Continue reading →

 

Question of the Week: What is the Difference Between Pelleting and Pelletizing?

This article was authored by:

Jenny Seim
Technical Writer

Pelleting and pelletizing are two terms often used interchangeably, though their processing methods do differ. Pelleting commonly refers to the extrusion process, where cylindrical pellets are formed by forcing material through a dye. It is most often used with wood, fuel and feed products (such Continue reading →

 

Question of the Week: Is a Rotary Drum or Disc Pelletizer Right for my Process?

This article was authored by:

Jenny Seim
Technical Writer

During the pursuit of an effective non-pressure agglomeration solution, the choice between a rotary drum and a disc pelletizer often arises. To help determine the best equipment for your material and process, the following should be taken into consideration: recycle, throughput, and maintenance. Recycle. One Continue reading →

 

Photo of the Week: Direct Drive Assembly

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights a rotary dryer’s direct drive assembly, the arrangement which causes the drum to rotate. The direct drive assembly is ideal for small to medium size drums running up to 75 horsepower. Here’s how it looks: A shaft is mounted to a Continue reading →

 

Photo of the Week: Custom Rotary Drums, 1951-Present

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights FEECO’s custom rotary drums, from our early days, to present day. The image on the left was taken in August 1961, ten years after our founding, and the image on the right was photographed in May, 2016. FEECO has custom designed Continue reading →