... wheat straw, maize stalk, rice straw, tree branches, saw dust, peanut shell, rice hull and wood chip etc ... plant instead of coal, oil and fire wood. saw dust biomass pellet fuelModelMaterialmoistureDiameter(mm)Length(mm)Density(Kg/ ... %≥13.4~16.9≤5%PM-B*45PM-L*4515%~30%10~1840~72≥100013%0~10 ... %≥13.4~16.9≤5%PM-L*55HM-K*4510%~30%32*36 ≥80016%0 ... %≥13.4~16.9≤5%HM-K*55HM-L*4510%~30%10~1840~72≥100013%0~10 ...