News
Why Grate Bars Jam After Months: Cast Iron Grows at High Temperature
A grate that will not push, jams or arches is often not a drive problem but a size problem: cast iron grows irreversibly at high temperature. …
Read MoreA Spare-Parts List for a Grate: What Fails First and How to Size the Order
What fails first on a grate is set by how each part carries load, and the most expensive load-bearing parts usually last longest. This article …
Read MoreWhat a Casting Certificate Proves: Spectrometry, Hardness, Metallography
On incoming inspection a certificate is checked with three tools, and each proves something different: spectrometry fixes the composition range, …
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Mixing Grate Bars: Three Combinations and What Goes Wrong
Mixing bars on one grate is usually done to save cost or downtime, and there are three ways of doing it that each fail for a different reason. This …
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Straw Biomass and Grate Bar Life: Potassium, Chlorine, Zone Selection
Straw carries potassium, chlorine and silicon into the furnace, and that combination attacks a grate bar from three directions at once. This article …
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Why One Size and One Tonnage Are Not Enough to Quote Grate Bars
An inquiry that carries a single bar size and a boiler rating leaves most of the price undefined, because grade, weight, pattern, tolerance and set …
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