This company has delivered its largest ever Flexpro gasket (photo) to be used in the development of a propane dehydrogenation (PDH) plant in the U.S. The gasket, with a diameter in excess of 5 m, is faced with Thermiculite, a…
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…
This company’s Cooper split spherical roller bearings (photo), available in open or sealed configurations, are designed for easy replacement with little disturbance to the shaft alignment or driveline and eliminate the need to remove attached equipment. This bearing solution increases…
The UHF Band RTM (remote tension monitoring) meter (photo) is a wireless bolt-monitoring system that can be used to remotely monitor the tension in critical joints. This wireless sensor detects and collects the tension level in a bolted joint as…
This company has launched the first in a new line of high-performance intelligent drive module (IDM) products. The IDMsm (photo) is a two- or four-axis EtherCAT DS402 universal servo drive featuring unique control algorithms and processing technologies that enhance the…
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…
Thermal oxidizers are pollution-control units designed to prevent process-generated volatile organic compounds (VOCs) from entering the environment. Different technologies offer tradeoffs among initial cost, operating expense, complexity, emissions, fuel efficiency and destruction efficiency. This one-page reference provides information on selecting…
This column is based on “Acrylonitrile Butadiene Latex Production – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/nitrile-rubber-production-cost. Nitrile rubber (also known as NBR, acrylonitrile butadiene rubber, acrylonitrile butadiene latex, Buna-N) is a synthetic polymer…
Waterhammer arises because of sudden changes in fluid flow, and can present significant problems in processes that involve flowing liquids. This article outlines these potential issues and offers guidance for handling the pressure changes arising from waterhammer Most large-scale processes…
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…