Spike's Calculators

Firewood Btu's

Caloric Value of Fire Wood Calculator

Spike VM

Calculate the caloric value of fire wood in Mega joules/kg as function of water content. MC%.

The gross calorific value of oven-dry wood for different species varies from 19.6 to 20.14 MJ per Kg and the net calorific value of oven-dry wood ranges on average from 18.5 to 19 MJ per Kg.

Gross Calorific Values

Gross Calorific Value mj/kg
Moisture Content %


Mega-joules Value mj/kg
Kilo-watt Hour Value kwh
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