MechChem Africa

The remote operation to mine one of the world’s largest finds of high grade graphite – the Balama deposit in Mozambique – will be powered by a generator plant being constructed through South Africa-based Zest Energy, part of the Zest WEG Group.

Peter Middleton talks to Weir Minerals’ GM for products, Ronald Govender, and dewatering product manager, Kevin Roelofse, about two modern API pumps for the petrochemical industry: the Floway vertical spindle pump for high flow applications and the new WSP Roto-jet, Pitot-tube between-bearings pump for high-head low-flow applications.

SMC Pneumatics celebrates its second year in South Africa this April. MechChem Africa talks to the pneumatics and automation specialist’s general manager, Adrian Buddingh, about the company’s growth path and 2017 plans.

The supply of ten SEW-Eurodrive DRN motors with MC-series gearboxes for the aerators at a local wastewater treatment plant represents the first project success for the company’s new IE3-rated motors since their release into South Africa last year. MechChem Africa talks to head of projects, Rudi Swanepoel.

SAM Engineering, the manufacturer of SAMCO pumps in South Africa, delivers a variety of chemical and corrosion resistant pumps that are custom made to suit the harsh conditions of the minerals processing, mining and petrochemical industries as well as the demands of process applications involving, food, chemicals, pulp and paper and fertiliser. MechChem Africa talks to Danny Lubbe, the company’s sales manager.

When I first started TAS over 20 years ago, we specialised in developing pump selection software for the pump manufacturers. Over the years we developed various software modules that could handle anything from submersible, vertical line-shaft, multi-stage and positive displacement pumps through to the pumping of slurries and viscous fluids.

Implats has established a fuel cell project with the ultimate aim of taking its Impala Platinum Refinery off the Eskom grid. Peter Middleton takes a look at the expanding range of applications for fuel cells in a greener economy.

In this article, which was first published in the ‘South African Journal of Science’, John Butler-Adam reports on the fractured debates about fracking and results of the ASSAf consensus report³, which was launched on October 12, 2016.

As a side event to the African Energy Indaba 2017, The National Cleaner Production Centre (NCPC-SA) hosted an Energy Efficiency Workshop in partnership with the Consumer Goods Council of South Africa (CGCSA) and the Chemical and Allied Industries Association (CAIA). MechChem Africa’s Glynnis Koch attends and reports.

I have a 17-year old daughter in grade 12 right now, being prepared to write her ‘matric’ exam, amid unbelievable amounts of pressure. As well as the continual weekly cycle of tests, essays, projects and exams, her after school timetable is blocked with extra work: Master Maths for two two-hour sessions per week; extra IT for an afternoon session once a week; and advanced programme (AP) English, also for two two-hours sessions, with the second timetabled from 4:30 to 6:30 every Friday afternoon.

The existing 'take-make-dispose' model of production and consumption is untenable. To halt the downward spiral of waste generation, it's time to rethink and redesign how we consume for a circular economy, says Aurecon's Tim Plenderleith.

Shinya Hasegawa and colleagues at Tokai University have developed a refrigerator capable of generating temperatures down to -107 °C, powered off waste heat by a multistage travelling-wave, thermoacoustic engine.

Maintenance as a key part of overall strategy can improve profits by reducing the costly effects of machine downtime. “Indeed, maintenance should be seen as a profit centre,” according to Greg Sassen, SKF asset reliability consultant.

MechChem Africa’s Peter Middleton talks to Karl Nepgen, a partner consultant for Pragma, about optimising plant ownership and operations by following the Pragma way, a multi-level approach to implementing physical asset management solutions.

Mineral processing specialist Multotec believes its continuous ionic filtration (CIF®) process could help change the mining sector’s outlook on wastewater treatment. Peter Middleton talks to Carien van der Walt.

In the first Mario on maintenance column for 2017, Martec’s Mario Kuisis shares advice for helping engineers.

In this new quarterly column, Gary i. Crawford of Mettle Strategic Creativity talks about increasing integration in engineering, the creative value of interactions across disciplines and the value of breaking out of the ‘silo’ mindset.

When an efficient, dust-free system for re-packaging PVC modifiers was required by the US chemical manufacturing company, Kaneka, bulk materials handling specialist, Flexicon, was chosen to supply the solution. This case study describes the solution.

Originally developed back in 2012, Endress+Hauser’s HeartbeatTM Technology simplifies instrument diagnostics, verification and condition monitoring, leads to better predictability and uptime and lowers costs. Peter Middleton talks to Endress+Hauser product managers Jan Gerritsen and Frans van den Berg.

I write this following the 2017 State of the Nation address by South African president Jacob Zuma, a violent, divisive affair that can surely do nothing for investor or rating-agency confidence. Once again, Zuma’s SONA 2017 address was read to a house filled with only his own ANC colleagues. Not a healthy sign of a maturing democracy.

Contact MechChem Africa

Title: Editor
Name: Peter Middleton
Email: mechchemafrica@crown.co.za or peterm@crown.co.za
Phone: +27 11 622 4770
Fax: +27 11 615 6108

Title: Editor
Name: Glynnis Koch
Email: mechchemafrica@crown.co.za
Phone: +27 11 622 4770
Fax: +27 11 615 6108

Title: Advertising Manager
Name: Brenda Karathanasis
Email: brendak@crown.co.za
Phone: +27 11 622-4770
Fax: +27 11 615-6108

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