MechChem Africa January-February 2024

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CONTENTS 30 Maintenance solutions and asset management 8 A brief history of lubrication

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Steven Lumley, technical manager for WearCheck, outlines the history of lubricants from the Stone Age up to, in this first part, the Age of Enlightenment. MechChem Africa presents a summary. 10 ISO-Reliability Partners announces strategic partnerships 11 SKF Maxilube optimises Moroccan mill Water, wastewater and pumping solutions 12 Goodwin: the premium submersible for dense abrasive slurries MechChem Africa talks to Rui Gomes of Goodwin Submersible Pumps Africa about the niche applications and benefits of Goodwin submersible slurry pumps, which are engineered in the UK to handle very dense and abrasive slurries.. 15 Why use submersibles for fluid handling 16 Simple pumps and solutions for hygienic, hazardous and demanding applications Minerals processing and materials handling 18 Weir highlights big energy-saving opportunities in comminution At a COP28 panel discussion in UAE in December, Paula Cousins, Chief Strategy and Sustainability Officer at Weir revealed the highlights of a comprehensive study into opportunities for reducing energy use and emissions in crushing and grinding operations. 21 Exploring the future of minerals processing 22 SA mine gets world-first planetary gearbox customisation 24 Sports Nutrition and Flexicon bulk handling lines Heating, ventilation and air conditioning 26 Metso launches upgraded Evaporative Cooling Tower Metso Corporation has released an upgraded and more efficient dry gas cleaning solution for furnace off-gas, which offers improved cooling efficiency and excellent process control. 27 Dual-purpose vent and hoist shaft for Platreef PowerGen, PetroChem and sustainable energy management 28 AES, energy efficiency and the food and beverage sector Associated Energy Services (AES), SouthAfrica’s leading operations and maintenance service provider to the steam and boiler sector, believes it can help food and beverage sector manufacturers deal with their many challenges. 30 Achieving the energy future Africa needs 31 Coal’s place in our energy mix Local manufacturing and food processing 32 Competitive localisation of RE manufacturing and services Mamiki Matlawa, Group Business Development Executive at ACTOM, argues that localisation of the renewable energy industry can position African manufacturers to effectively compete with foreign companies. 33 Advanced feed mixer improves dairy cattle health Hydraulics_Pneumatics and Automation 34 Optimising two-port pneumatic valve selection Automation, pneumatic components and system’s support provider, SMC Corporation SA, presents some important aspects to the selection of 2-port pneumatic valves. Innovative engineering 38 Net-zero shipping via green LNG An MoU signed between Pilbara Clean Fuels (PCF), Oceania Marine Energy (Oceania), and RINA Marine Consulting (RINA) is pursuing a collaborative effort to help meet the net zero-emissions on the iron ore export trade routes from Port Hedland in Western Australia.

Published bimonthly by Crown Publications (Pty) Ltd Cnr Theunis and Sovereign Streets Bedford Gardens 2007 PO Box 140, Bedfordview, 2008 Tel: +27 11 622 4770 e-mail: peterm@crown.co.za www.mechchemafricamagazine.co.za Editor: Peter Middleton e-mail: peterm@crown.co.za Advertising: Elmarie Stonell e-mail: mechchemafrica@crown.co.za Design: Katlego Montsho Publisher: Karen Grant Deputy publisher: Wilhelm du Plessis Circulation: Brenda Grossmann The views expressed in this journal are not necessarily those of the publisher or the editors.

Transparency You Can See Average circulation Jul to Sep 2023: 10 703 Printed by: Tandym Print, Cape Town

Front cover: Innomotics South Africa Contact: Tim Walwyn Tel: 011 652 2000 Email: LDAquotes.za@siemens.com Website: www.innomotics.co.za

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Peter’s comment: COP28 and industry’s transformational role

4 On the cover: Motion innovation for Africa’s mines: Innomotics delivers end-to-end green solutions and digital transformation. 36 Products and industry news 40 Back page: ABB and Gravitricity to collaborate on energy storage systems

January - February 2024 • MechChem Africa ¦ 1