News
Grate 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- …
Read MoreBiomass and Coal on a Reciprocating Grate: Moisture Spread and Burning Time
The question with biomass on a reciprocating grate is not whether it can burn, but which biomass it is. Pellets and bark sit at opposite ends of the …
Read MoreChoosing a Reciprocating Grate Bar Grade: From RTSi5 to ZG35Cr24Ni4
Five grades are common for reciprocating grate bars, with service temperatures from 800℃ to 1150℃, spanning heat-resisting cast iron and …
Read MoreReciprocating Grate Drive: Gearbox or Hydraulic?
A reciprocating grate is driven either by a gearbox or by hydraulics. A gearbox runs the whole grate at one stroke and speed, while hydraulics give …
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