This week’s highlighted resource is a page on tire grinding. Tire grinding is an essential maintenance practice for rotary drums of all types. Tires and trunnion wheels serve as the support system for the drum; problems originating here have the potential to cause significant damage …
The pugmill mixer is an incredibly diverse machine, lending itself to blending, conditioning, mixing, and agglomeration processes throughout a host of industries. While a well-designed and properly manufactured pugmill mixer is generally reliable, it is not immune to issue; changes in process conditions, the presence …
This week’s highlighted resource is a brochure on tire grinding. Tire grinding is an essential practice in maintaining a rotary drum, no matter what type it is. This brochure details signs that indicate tire grinding may be needed, and overviews how it works, as well …
This week’s highlighted resource is a web page on FEECO Parts & Service. FEECO offers a wide range of parts and service support for industrial processing operations – even if the equipment was not built by FEECO. From spare parts and routine maintenance, to process …
Several signs indicate that a rotary drum is likely misaligned, including: Extensive tire/wheel wear Damage to the tire/wheel Pinion/girth gear wear Pinion/girth gear damage Extensive thrust roller wear Damage to the thrust roller Major contact between the drum and thrust rollers Auditory clues can also …
This week’s photo reveals rotary drum tire wear (left) and tire restoration (right). Through normal wear and tear over time, tires can develop pitting, spalling, timing marks, or grooves, as seen in the left photo. If untreated, these load bearing surfaces can cause the weight …
Vibration can be caused by many different components on a rotary drum. A high percentage of the time, it comes from the drive, and most commonly, the gear engagement. But vibrations can also generate from the tires of the drum if they have developed a …
This week’s highlighted resource is a brochure on annual inspections. Annual inspections are a crucial tool in keeping your equipment running its best and promoting process efficiency. Annual inspections help to catch problems before they escalate into unnecessary damage and downtime. FEECO offers annual inspections …
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, …
This week’s photo highlights a rotary drum temperature inspection. An IR gun, pictured, is directed at the rotary drum, to record the surface temperature of the object in sight. Items such as the drum shell, drive components, bearings, and even the material as it discharges …