... husk, peanut shell, Cotton branches, weeds etc.), forest waste(trees, bark, tree root, leaves, wood shavings, sawdust etc.) etc, as raw material.2 ... . The crushed aggregates under 3mm in diameter is the best material for the burner, of course ... watch over it.6. Vortex design, multi-cyclone increase oxygen, raw material could be made full use with maximum limit.7. The ...