Moisture content

3% max

Ash content

1.5% max

Volatile matter content

21.95% max

Fixed carbon content

71.30 % 

Calorific value

  > 7.100Kcal/kg 

     Natural charcoal originally comes from natural forest, the average lifespan of natural forest from 40 years old to 100 years old, while cultivated forest’s lifespan is only from 2-3 years old. For that reason,  the heating value of natural forest charcoal is much higher than cultivated forest charcoal

Natural forest charcoal: >7.100Kcal/kg 

Cultivated forest charcoal: 6.000 – 6.500 Kcal/kg

Burning time

5 – 6 hours 

Cultivated forest charcoal: 2 - 3 hours

Color

Black 

 (The sureface of charcoal is smooth, polished, and sparkling as coal) 

Wood charcoal origin

natural forest