In the world, cotton accounts for nearly 40% of global fiber production. High cotton production is accompanied by generation of tons of cotton waste each year. Development of economical and efficient methods for utilizing or disposing of cotton waste can be used as biomass fuel like cotton stalk pellets. Depending upon the variety and the crop conditions, the stalks are 0.8 to 1.5 meters long and their diameter just above the ground may vary from 1 to 2.5 cm. The specific weight of short chopped stick is about 160kg/m3. The calorific value of cotton stalks is equivalent to poor quality wood. Heating value ( or calorific value) is essentially a material for burning a fire or as a thermal source of energy. www.woodpelletmillchina.com/pro/cotton_stalk_pellet_mill.html