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Morning Edition | 06:30 Asia/Calcutta | 24 October 2026 In a melting operation, the incoming charge is a valuable destination for heat that would otherwise leave with the furnace off-gas. Instead of allowing that energy to pass unused through the exhaust system, charge-preheating designs transfer part of it to scrap or metal feedstock before it […]

A reheat furnace does not begin its work at the charging door. Its thermal history starts at the meniscus, where steel first meets the mould, and continues through casting, cutting, transport and charging. Plants often manage the caster, furnace and steel rolling mill as separate assets. Yet many important energy and yield losses develop in […]

Electrifying industrial heat is no longer just a technology question. Resistance heating, induction, electric boilers and electric arc furnaces are commercially proven. In many locations, the harder question is whether the site can secure enough reliable power, and deliver it at the rate the process requires. That distinction matters to plant heads, energy managers and […]

Why the flux pot deserves engineering attention In many galvanizing plants, the flux tank is the least instrumented vessel in the process, and one of the most influential. Poor flux management can contribute to four costly losses: Flux make-up: salts lost through carryover, drag-out, fume and waste removal. Zinc ash and dross: contaminants carried into […]

Morning Edition | 22 October 2026 For high-carbon steels, spring grades and wire rod, decarburization is a surface-quality issue with direct consequences for fatigue performance, yield and downstream processing cost. A component can meet its bulk chemistry target and still fail to deliver reliable service if its surface loses carbon during reheating, rolling or heat […]

Yesterday’s Morning Edition examined scale loss and exothermic oxidation upstream. This Afternoon Edition follows the dissolved scale downstream: how a pickling line manages hydrochloric acid, handles spent pickle liquor and can recover both acid and iron values through thermal regeneration. For a steel rolling mill or surface-treatment line, acid management is more than a chemical […]