... fields:This kind of machine is applicated for crush logs/wood chips in powder or other smaller size as your needs ... .Forestry waste:camphorwood ,Elmwood,basswood ,poplar tree ,Locust trees,birch,plane-tree ,wooden staff ,log oak,pine,hemlock,spruce,cedar,walnut ... ,sandalwood ,eucalytpus,hardwood,teak,beech etc. Many other agro-waste:wood chips, tree skin,rice husk, straw, cotton stalk, wheat straw ...