... .High wearable degree4.Low consumption. Usage of bbq charcoal machine: This machine can take sawdust, wood, rice husk, coconut shell, ... the briquettes is 900-1400kg/m2. BBQ Charcoal machine:1.Our BBQ Charcoal machine awarded 2 patents ( patent number: 200530100650.5 ... , 200520031212.2).2.The BBQ Charcoal machine shows the features of big capacity, low energy consumption, ...