Mobile Navigation

Latest News

This twin-screw feeder is certified as OEB 5

In June, the newly developed, dust-tight OEB version of the DDSR20 2.0 twin-screw feeder (photo) passed the highest occupational exposure bands (OEB) classification certification, OEB5. OEB classifications are used to grade substances accurately into “classes” or “ranges” based on the…

New Delta Hybrid series

The Delta Hybrid series (photo) offers an innovative solution for the pneumatic conveying of sensitive, powdery and granular media. The rotary lobe compressors or screw blowers can offer maximum energy efficiency, minimum lifecycle costs, 100% pure and reliable process air…

Reducing the Noise from Control Valves

Attenuation for high-noise control valves need not be difficult or expensive The world does not lack for noise. It pummels us from all sides, emanating from traffic, political commercials, and your annoying neighbor’s backyard party. Industrial plants have their share…

Wear-resistant screen cloth — with multiple service life

At Powtech last month, this company presented completely new, more wear-resistant screen cloths that, compared to previous standard cloths, achieve an increased service life with abrasive bulk materials. Matched to the wire thickness and mesh size, the screen cloths are…

Cool and dehumidify conveying air with this heat exchanger

This C Series heat exchanger (photo) replaced an older shell-and-tube design that had high operating costs, due to a 2.4 psi pressure drop. While both old and new units have the same capabilities, the new C Series pressure drop is…

Dynamic digital valve tool introduced at Valve World

A highlight of this company at Valve World 2022 (November 29–December 1; Düsseldorf, Germany) is the new Digital Valve Kit (DVK), which provides plant operators with remote access and remote control of their valves, as well as indicating the current…

This rupture disk improves process performance, efficiency

The technically advanced LoKr reverse rupture disk (photo) delivers a best-in-class flow-resistance factor, KR, to maximize pressure-relieving performance while delivering superior reliability and service life. The disk’s architecture has been refined and optimized to improve performance in three key areas:…

Valves: Essential Workhorses

Concise tips on selecting the right valve A typical chemical plant contains miles of piping and hundreds, if not thousands, of industrial valves (Figure 1) that are essential for the plant to operate efficiently and safely. Unlike the simple consumer…

Member Exclusive

Toward the Production of Safer Chemicals

A new protocol for safer chemical design is helping to overcome gaps in ‘traditional’ toxicology and improve upon federal regulations for endocrine-disrupting chemicals Research over the past two decades shows clearly that some chemicals manufactured for product functionality can have…

Screw-conveying system proven in government installations

Compliant with MIL-STD-961E: Defense and Program-Unique Specifications Format and Content, the Spiralfeeder conveying system (photo) meets the U.S. Dept. of Defense requirements for quality in design, fabrication and materials, as well as in availability, interchangeability and low-cost considerations. The Milspec…