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March 2023

The March issue of World Cement begins with a review of the state of the construction and cement sectors in Sub-Saharan Africa. The issue then moves on to cover a range of other technical features including: Chains & Conveyors; Dust Control & Filtration; Emissions Reduction; XRF, Sampling & Analysis; and Fire & Explosion Protection.

This month's front cover is brought to you by HEKO.


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Contents

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REGIONAL REPORT: SUB-SAHARAN AFRICA

Seeking Success In The Sub-Sahara
World Cement Editor, David Bizley, provides an overview of the state of the construction and cement sectors in Sub-Saharan Africa.

CHAINS & CONVEYORS

Customised Solutions For Conveyors
L. Lopes and Dr. O. Mielenz, HEKO, highlight the technical knowledge and manufacturing expertise required to provide customised chains and components for tailor-made conveyor systems.

When Is A Conveyor Upgrade Actually A Downgrade?
R. Todd Swinderman, Martin Engineering, outlines the factors that operators must consider when upgrading their conveyor systems in order to ensure their modifications actually improve performance.

Choosing The Right Chain
Jonathan King, Crown Chains, and Jeff Scheirer, Cobalt Chains, review a number of different drive chain designs and discuss the applications for which they are best suited.

DUST CONTROL & FILTRATION

Blowing Away Cement’s Dust Problem
Mike Lewis, BossTek, demonstrates how atomised mist cannons represent an exciting new approach to dust suppression, combining efficacy and versatility.

Advice On Airborne Dust
Melton White, Mideco, details the first principles of dust management, and explains why plants should change their thinking in order to eliminate airborne dust.

EMISSIONS REDUCTION

Sorting Out The Standards
Katie Wills, Cemfree, explores the changes that need to be made to construction industry standards to support the widespread use of AACMs

An Electrifying Solution To Decarbonising Cement Production
Max Tschurtschenthaler, ABB, and Joonas Rauramo, Coolbrook, discuss how a pioneering project aimed at replacing fossil fuels with renewable electricity has the potential to slash carbon emissions from cement production and help meet customer demand for CO2-free products.

XRF, SAMPLING, & ANALYSIS

Considering Concrete’s Constituents
Carmen Kaiser Brügmann, Rigaku, discusses the process of determining the constituents of concrete and resolving complex mixtures into individual constituents using XRF analysis.

FIRE & EXPLOSION PROTECTION

Ideas On Emergency Inerting
Achim Rott, robecco, describes the mechanics behind emergency inerting systems and explains the correct procedures for avoiding fires and explosions.

Beating The Blast
Berthold Bussieweke, Thorwesten Vent, walks through constructional explosion protection in grinding and storage plants processing coal, alternative fuels, and other explosive media.


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