Stafsjö introduces Linak electric actuator April 2019, Valve & Automation Linak’s electric actuator is a compact maintenance-free unit for on/off operations with a speed of 7-11 mm/sec. It is available as standard in a 24 V DC version but it can also work on 230 V AC or 120 ...
Quarter-turn actuator for harsh conditions February 2019, Festo South Africa Thanks to its versatility and flexibility, Festo’s quarter-turn actuator DFPD can be used in a variety of applications. Its modern, simple and compact design impresses whether it is used with ball valves, ...
First Metso valves with 3D printed parts February 2019, Valmet Flow Control South Africa Metso’s Helsinki plant has delivered the first valves with 3D printed parts. The units include 3D printed metal components that allow them to perform in a particularly demanding application, where they ...
Richter’s PFA-lined ball valves February 2019, Valve & Automation Richter, a leading supplier of PFA-lined pump and valve solutions, has a new size control ball for its KNR and KNAR valve series. Increasing production quantities in the chemical and petrochemical industries ...
Control of abrasive slurries October 2018, Bearing Man Group t/a BMG BMG’s range of industrial slurry valves, which are designed to cope efficiently in harsh mining conditions, includes robust butterfly and knife gate valves, as well as diaphragm and pinch valves.
“These ...
Schubert & Salzer stabilises paper production October 2018, Macsteel Service Centres The Austrian company, Grünewald Paper, recently modernised its process control to improve profitability. Thanks to a new control system and a grammage-weight control valve, the company’s throughput and ...
Quarter-turn actuator for dosing applications August 2018, Festo South Africa Thanks to its versatility and flexibility, Festo’s quarter-turn actuator DFPD can be used in a variety of applications. Its modern, simple and compact design impresses whether it is used with ball valves, ...
Arca’s new approach to severe-duty microflow valves August 2018, Valve & Automation Control valves are used in a wide range of capacity, from butterfly valves with a rated flow coefficient (KVs) of more than 50 000 m³/h, enough capacity to fill an Olympic swimming pool within three minutes, ...
Advanced slurry valves promote efficiency and productivity August 2018, Valmet Flow Control South Africa There is sound reasoning for using advanced slurry valves in a number of industries where targeted efficiency and productivity require process parameters that may seem totally intolerable for materials ...
Richter launches largest PFA lined ball valve August 2018, Valve & Automation Richter, a leader in PFA lined pump and valve solutions, has introduced a new size control ball for its KNR and KNAR control valve series.
Increasing production quantities require a larger diameter of ...
The benefit of head-guided plugs on slurry valves August 2018 “Good guiding of the plug head with three or more guide bars offers better benefits to valve performance than otherwise offered by the conventional method of fitting guides around the shaft,” commented ...
Blowdown applications using multi-stage trim July 2018, Valve & Automation The Arca angle style control valves series 350 and 380 are proven under critical process conditions. If used in steam or other process gas applications at high pressure and temperature, in cavitation-free ...
Sliding gate valves in control at PVS May 2018, Macsteel Service Centres Belgium-based PVS Chemicals produces extremely pure chemicals for use in the semiconductor industry. One of the company’s outstanding innovations is the production of ultra-pure sulphuric acid. As the ...
Test unit for control valves May 2018 Although plant designers tend to treat them as ‘necessary evils’, it is obvious that control valves play a key role in process quality and reliability. Extreme care must be taken to avoid costly premature ...
Optimised pump performance May 2018, SKF South Africa Ignoring pumps is a risk because when these components break down, or run below optimum efficiency, the whole process suffers. Manufacturing and process companies are always under cost pressure, making ...
Sealed bearings eliminate common failures in triple offset valves April 2018, Valve & Automation Bearing failures are among the highest root causes of failure in triple offset valves (TOV) for tight shutoff applications. This issue is directly attributed to the need to have metal bearings with very ...
Proportional regulators optimise the use of compressed air April 2018, Emerson ASCOAventicsTopworx Precise and reliable dosage of compressed air is needed in the manufacture of container glass to ensure an optimal distribution of the molten glass within the mould. ASCO Numatics has developed a valve ...
Selecting valves for proportional control March 2018, Emerson ASCOAventicsTopworx When choosing the right valve for the job, it is important to understand the demands of the application and the relative merits of each valve type.
Should solenoid valves be classed as commodity items? February 2018, Emerson ASCOAventicsTopworx Engineers seeking operational longevity and high-quality performance should think beyond initial purchase price, as any other strategy is likely to cost far more in the long run. The technology
The ...
