wood dust,corn, sorghum, wheat and crushed cake; crushed pepper in food; smaller wood dust and the non-oil materials. Besides the hereinbefore mentioned raw material, it is also the best option to crush the wood chip, wood branches, agro-straw, bagasse residuals, palm fiber, coconut shell, rice husker, peanut husker, sunflower seed shell.
After raw materials are crushed a dryer is needed since most raw wood materials have a moisture content of about 50%. However, the optimal moisture content for pelletiztion is 13%-15%. Therefore a rotary dryer is included in the wood pellet plant to reduce the moisture content. After crushing and drying you can begin making wood pellets.
Sawdust dryer refers to using screw conveyor to continuously add the powder to shape wet sawdust into dry pipe. In conveying and dispersing of high speed heat flow, sawdust dryer makes wet materials' moisture evaporate to achieve powder or granular products' drying process. Sawdust dryer is mainly made up by air heater, feeder, air flow drying tube, cyclone separator, fan etc.
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