To maximize the service life and reliability of rotary dryers for solid materials, adhere to this set of practices Rotary dryers have a well-deserved reputation for reliability, often providing decades of trouble-free operation in solids-handling processes. As with any type…
Changing from a conventional mixer to an ultra-high-shear mixer led to improved dispersions, increased production capacities, and reduced electricity and labor costs As the days get sunnier, people will be looking to sunscreens to protect their skin from the harmful…
This column is based on “Polyvinyl Chloride Production from VCM (Suspension Polymerization) – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/polyvinyl-chloride-production-cost. Polyvinyl chloride (PVC) is the third most commonly produced synthetic polymer, after polyethylene and…
Catalyst-impregnated ceramic filter elements can achieve simultaneous removal of multiple air-pollutant species in a modular, space-saving layout The three most common pollutants found in the air we breathe are particulate matter (PM), nitrogen oxides (NOx) and sulfur oxides (SOx). These…
The CobaSeal (photo) is a robust separation seal with a unique coaxial operating principle. Design studies confirm the CobaSeal maintains its mechanical integrity up to 70 bars and minimizes process gas flow to the bearing cavity when retained properly. The…
Do your colleagues often come to you with questions about a particular topic? Do you find yourself assigned to certain types of projects? Do others seek career advice from you? These are all signals that you are an expert in…
Niagara brand vibrating-screen exciters (photo) are offered in four models, each of which is adjustable to provide eight weight configurations, delivering a large static-moment range. These exciters come standard on all of this company’s exciter-driven XL-Class and L-Class vibrating screens,…
This overview compares various sealing technologies, and points out advantages and disadvantages of applying different mechanical-sealing designs for caustic fluids Caustic applications in chemical plants can play havoc on the mechanical seals of rotating equipment. These applications can be difficult…
This company has upgraded its range of SSA actuators for small valves by adding new features for more energy-efficient and versatile hydronic-room applications. The updated SSA actuators now offer more flexibility due to their broad control possibilities — from analog…
The AT-2000 Magnehelic differential-pressure gage (photo) is ATEX/IECEx approved and incorporates a flameproof aluminum enclosure with textured epoxy coating that protects the device for use in hazardous areas commonly found in chemical processing or other industrial applications. The AT-2000 gage…