Specification - Premium (A) : Ash Content: 2.5% Ash Color: White/Silver Moisture: 3-5% Calorie: 7200 Kcal/Kg Volatile Matter: 15 % 2 Hours (Minimum burning time) -Gold (B) : Ash Content: 2.5% - 3.5% Ash Color: White/Silver Moisture: 3-5% Calorie: 6500 Kcal/Kg Volatile Matter: 15 % 95 Minutes (Minimum burning time) - Regular (C) Ash Content: 5% - 7% Ash Color: White/Silver Moisture: 6% Calorie: 7000 Kcal/Kg Volatile Matter: 15 % 95 Minutes (Minimum burning time) note : Master Box & Inner Box Can Be Customized