The rotary kiln plays a pivotal role in the production of roofing granules by curing the coloring or coating onto granules and forming a durable bond between the two. Part of the effectiveness of the rotary kiln in this setting, however, relies on the ability …
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 …
Industrial drying may seem like a straightforward process, but in reality, many factors must be considered to create the most effective drying solution that maximizes heat transfer efficiency. The material to be processed, lifter design and pattern should all be taken into account when designing …
A properly aligned and maintained trunnion wheel, or trunnion roller, can last the life of a rotary drum, providing smooth rotation and mechanical stability for decades. But when rotary drums are not properly maintained, or when trunnion wheels experience damage or wear due to external …
Precipitated calcium carbonate is a byproduct of the sugar industry, produced during the purification of sugar from beets. This waste has long presented a management problem for sugar producers. As many are discovering, however, by pelletizing precipitated calcium carbonate, they are able to recover value …
FEECO offers a variety of options in drive assemblies for your rotary dryer, cooler, kiln, or granulation drum, all selected based on the requirements of the application. Chain and Sprocket Drive Assembly Chain and sprocket drive assemblies are ideal for smaller drums running up to …
While the oil and natural gas industry has had its ups and downs, many speculate it is again poised for growth due to the current political climate. Subsequently, there is a renewed interest around proppants – the hard microspheres injected into well bores to “prop …
Each week on our home page, we feature three articles that are highly relevant under the current market circumstances. This week, we’re highlighting: Processing Phosphates for Use in the Fertilizer Industry In Processing Phosphates for Use in the Fertilizer Industry, we take an in-depth look …
Rotary dryers are used prolifically throughout industrial processing operations to dry bulk solids, helping to prevent downstream equipment from clogging, creating a more flowable feedstock, and producing a finished product ready for market. Achieving optimal performance of a rotary dryer is the result of finding …
Growing disposable income, rising urbanization, and an increase in construction and renovation activities are pushing demand for asphalt shingles and the associated roofing granules used to protect them. Globally, the roofing granule industry is expected to see a fair amount of growth between 2020 to …