(1) Overview

The 1700 continuous electrolytic tinning line (tin coating line) unit was introduced by the former Siemag Company in 1979, and the transmission and electrical control system was modified in 1998. The design capacity is 100,000 tons.

The 1700 continuous electrolytic tinning unit was put into operation in 1979 and discontinued in December 2013.

(2) Process and equipment description

Strip thickness: 0.15-0.55mm

Strip width: 550-1100mm

Steel coil inner diameter: 450mm

Steel coil outer diameter: 100-1800mm

Coil weight: up to 20 tons

Unit speed:

Entry segment: Maximum 400m/min

Process section: Max 300m/min

Export segment: Maximum 400m/min

Annual capacity: 100,000 tons

The main equipment consists of: inlet unwinding, double-layer shearing, welding machine, inlet looping, cutting system, cleaning system, degreasing system, pickling system, tin plating section, soft melting process section, chemical treatment system, oiling machine, outlet looping, outlet coiling, shear line.