... and best price 2.straw, wood, sawdust pellets 3.double-layer die 4.fast deliver vertical ring-die sawdust pelletizer The ... new product FD series “double vertical ringdie pellet mill”, Research,Design,Produced by ourselves,With alone shape,more reasonable structure and ... ,At the same time assure hardness and density,The special design is 4 rollers working,Increase press rate then increase capacity ...