... Steel, SS304,316,Alloy steel Description: Straw and stalk fuel (namely biomass fuel) make full use of solid wastes, such as ... raw materials →raw materials crushing →making granule and forming →finished products Biomass fuel (straw and stalk) features: Higher specific gravity, small ... a new type biomass fuel, it can substitute wood, raw coal, fuel oil, and liquid gas, etc. and widely used in warming, ...