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New large-diameter fire-safe gasket delivered

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…

New defoamer for wood coatings is compliant with EcoLabels

Increasing regulatory requirements mean that proven wood coatings must be reformulated. This company is introducing TEGO Foamex 812, a new defoamer that has an ideal balance of effectiveness and compatibility, while meeting stringent regulatory requirements. The new defoamer meets the…

Free firmware upgrade adds MQTT IIoT support

This company has released a free firmware upgrade enabling new and existing MicroSmart FC6A Plus PLC CPUs (photo) to support the industry-standard MQTT protocol. The upgrade can be downloaded to the FC6A CPU, so it is easy for users to…

Exciter technologies improve vibrating-screen performance

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,…

These sealed bearings improve worker safety

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…

Sealing Technology for Caustic Service

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…

Ultra-freezers for safe storage of vaccines and valuable samples

Versafreeze ultra-freezers (photo) have been optimized for the extreme requirements of deep-freeze storage for vaccine producers, pharmaceutical service providers and research laboratories, ensuring the safe storage of temperature-sensitive vaccines, valuable medicines, chemical substances or biological samples. With a temperature range…

Like Metals, Polymers Fail — but Differently

This pictorial guide illustrates some of the common problems that can occur with polymeric and elastomeric materials that differ from those that occur with metallic seals and components Failures of polymer (plastic and elastomeric) parts and their consequences can be…

This solenoid valve enables efficient switching

The Xover solenoid valve (photo) is designed to switch quickly and efficiently between samples, reagents, cleaning solutions or calibrants. The Xover valve features a Y-shaped elastomer tube in a three-way configuration, which results in a design that combines the flow…

Understand and Mitigate Waterhammer in Fluid Processes

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…