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Common Causes of Off-Spec Product: Part 2By Chris Wiberg | March 25, 2020

Producers who manufacture wood pellets for domestic heating markets, export heating markets or overseas power companies likely intend to achieve certain quality criteria. If all goes as planned, final product verification testing confirms that product is in-spec and life is good. But what happens if intended specifications are not met? In a prior column, I described issues related to moisture, ash and chlorine. Now, I will discuss bulk density, durability, pellet length and heavy metals.

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