All Blog Posts about ‘Photo of the Week’

Photo of the Week: Raw and Pelletized Gypsum

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo shows a raw and pelletized gypsum sample from the FEECO Innovation Center. Gypsum can present unique challenges, and for this reason, testing is often necessary to achieve successful gypsum processing. Customers come to the FEECO Innovation Center to test the feasibility of a Continue reading →

 

Photo of the Week: Pug Mill Under Production

This article was authored by:

Jenny Seim
Technical Writer

Today’s photo highlights a pug mill under production at FEECO. The pug mill will be used in animal feed production. The large, stainless steel cover is a fume hood for the acid reaction that will take place in the mixer. A small pipe is installed Continue reading →

 

Photo of the Week: Material Processed in a Pug Mill

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights material processed in a pug mill. Pug mills, also known as paddle mixers, are industrial mixers used to condition, mix and agglomerate materials often in the presence of a binder. The pug mill’s dual shafts with pitched paddles create a kneading 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: Trunnion Skewing Adjustment

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights a trunnion skewing adjustment in action. A dial indicator (bottom left of photo) is used to measure the movement of the trunnion wheel bearings. If the bearings are not positioned correctly, they should be adjusted. The purpose of the trunnion skewing 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 →

 

Photo of the Week: Damaged Thrust Roller

This article was authored by:

Jenny Seim
Technical Writer

Our photo this week is a damaged thrust roller. Damage occurred because the thrust roller either stopped rotating, and the rotary drum ran hard against its left side. The thrust could also have become damaged as a result of a bearing failure; the bearing may Continue reading →

 

Photo of the Week: Damaged Rotary Drum Tire

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo shows a damaged rotary drum tire. Tires can become damaged if: They are worn too thin. The mounting blocks get worn, causing excess tire creep and movement. The shell is distorted from over heating/cooling the drum. The tires are shimmed too tight. Continue reading →

 

Photo of the Week: 3D Pipe Reactor

This article was authored by:

Jenny Seim
Technical Writer

Today’s photo highlights a 3D pipe reactor. A pipe reactor is an acid-base reaction vessel used in the production of inorganic fertilizers. Phosphoric or sulfuric acid is fed into one side of the pipe, and gaseous or liquid ammonia is sparged into the reaction chamber. This Continue reading →

 

Photo of the Week: Binder Spray System

This article was authored by:

Jenny Seim
Technical Writer

This week’s photo highlights a pan pelletizer’s binder spray system. The spray system, or nozzles, are used to disperse binder. Non-pressure agglomeration technologies, such as pelletizing on a pan pelletizer, often requires the assistance of a binding agent to achieve agglomeration. When material is fed Continue reading →