1, double column cutting machine is the second generation of 70-80s products. Four column cutting machine is the fourth generation of the latest light industrial processing products and its

2, double-column cutting machine belongs to the single-cylinder structure, its cost is very low, and the pressure will not exceed 35 tonnes. Now basically discontinued structure, its pressure can do 500 tonnes, but the cost is relatively high, generally double the double column!

3, punching and cutting precision, four column cutting machine precision is higher than the two column cutting machine precision.