Tables of types of [potato] grading machines

摘要

Tables are presented for potato grading machines, including data on price, flow-rate (t/h), number of gradings, adjustment, additional equipment and other technical specifications. Machines from German engineers and from foreign companies with a representation in Germany are documented. Data are given for 72 grading machines, divided into 4 groups: flat sieve (62), electro-optic (5), profile roller (4) and sieve belt (1) grading machines. Most of the machines are modular designed with a grading infour classes. Machines are designed for farm use (mobile with wheels), stores and processors.