Introduce  
The Length Grader grade the grain & seed according with the length. Indented cylinder is a selecting equipment for separation and classification of grains, indented cylinder can separate the longer or shorter impurities from granular material.
The rotating speed, rotating direction and the size of the dimple will be decided by size and impurities in different processing materials.

Advantages  
Wide application
Changeable cylinders meet different materials
Easy operation and maintenance
Connection combination available

Specification