News
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 …
Read MoreGrate Bar Failure Modes: Melting, Oxidation, Thermal Cracking and Burn-Through
Bars that fail inside a year on straw fuel usually show one of four damage patterns, and each pattern points to a different fix. This article …
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Grate Bars With Air Holes: Will They Fit, and Do They Raise Efficiency?
Air holes change both the primary-air path and the bar pitch, so a holed bar cannot simply replace a plain bar of the same length. This article sets …
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Ash Fusion Temperature and Clinkering: Which Fuels Sinter and Slag Grate Bars
Ash fusion is measured to GB/T 219-2008 as four characteristic temperatures. Raw teak and melina wood ashes deform at 1100 to 1170℃, while potassium- …
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