Rectangular Duct Line 2  consists of a metal feeding frame, leveling and grooving equipment,notching and punching square equipment, cutting equipment electrical control system uses a computer which combines with a closed-loop servo-system to increase the precision and stabilization of the line T. maximum working speed is 16m/min, The length tolerance is±0. 5mm. The diagonal line tolerance is±0. 8mm. The feeding frame can be set as the customers's requirement.

1. One set of electric feeding machine frame (two internal-shoring material cores)
2. One suit of leveling compact bar equipment
3. Four suits of hydraulic pressure attack angle molding
4. One suit of hydraulic pressure shear plate equipment
5. One suit of digital controlling system
6. One suit of hydraulic pressure system

Auto rectangular duct  line 2

1. Superior 45#steel roller with hard chrominum plating on surface
2. Ten rolls leveling
3. Film covering function is available
4. Heavy-type auto rectangular duct machine line 2 could shear ordinary plate (within 3mm) stainless steel (within 1. 5mm)