MechChem Africa January 2017

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Power transmission, bearings, bushes and seals 8 When bearings wear This article explores bearing repair or replacement options for engineers working, in particular, in the paper and pulp industry. 11 New intelligent couplings for belt conveyor drives 13 Power transmission brands offer cost savings and reduced downtime 14 Plans to increase local drive assembly capability Hydraulic and pneumatic systems 16 Engineering capability fosters hydraulic company success MechChemAfrica’s Peter Middleton talks to Hyflo’s new MD, Emil Berning, about the company’s customised hydraulics, pneumatics and mechatronics capability. 18 New industrial air division launched 19 Simple, rugged and easily serviced compressor brand 20 SA’s niche hydraulic systems engineering company Computer-aided engineering 22 Digital innovation shaping the world Olivier Leteurtre, of Dassault Systèmes, presents his views about the ways that digital and virtual technologies are changing our world. 25 Handheld 3D point-cloud scanner for easy plant modification Automation, process control and instrumentation 26 Three levels of CIP for efficient cleaning This article introduces suitable instrumentation for three segmented approaches from Endress+Hauser to improve the clean-in-place (CIP) processes. 28 ES05 valves for clever, economical and user-friendly automation 29 New Leuze contrast sensor 30 Expanded information solutions offering Minerals processing, metallurgy and materials 32 Stainless steel and lifecycle costing This article introduces sassda’s lifecycle costing (LCC) programme. 34 Materials engineering in practice: Hygiene and the process plant challenge 35 Yellow belly liners for inspecting rubber wear plates Innovative engineering 42 Hydrogen, electrolysers and the future service station MechChem Africa talks to Nel Hydrogen’s Eric Dabe and RTS Africa MD, Ian Fraser. Regulars

Published monthly by Crown Publications cc Cnr Theunis and Sovereign Streets Bedford Gardens 2007 PO Box 140, Bedfordview, 2008 Tel: +27 11 622 4770 e-mail: mechchemafrica@crown.co.za www.mechchemafricamagazine.co.za Editors: Peter Middleton e-mail: peterm@crown.co.za Glynnis Koch e-mail: glynnisk@crown.co.za Advertising: Brenda Karathanasis e-mail: brendak@crown.co.za Design: Darryl James Publisher: Karen Grant Deputy publisher: Wilhelm du Plessis Circulation: Karen Smith Reader enquiries: Radha Naidoo The views expressed in this journal are not necessarily those of the publisher or the editors. P U B L I C A T I O N S CR O WN

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2 Comment: Africa: a sustainable investment opportunity 4 On the cover: BMG’s ‘Simplify for Success’ initiative Peter Middleton talks to new BMG MD Gavin Pelser. 6 SAIChE News: Experiences of a SAIChE president 36 Product and industry news 44 Back page

Cover story: BMG 3 Droste Crescent, Droste Park, Jeppestown, South Africa. +27 11 620 1500 www.bmgworld.net

January 2017 • MechChem Africa ¦ 1