Project Name: 0.6-1.2 × 550 Aluminized Zinc Coating Production Line  

Client Name: Tianjin Xinguang Trade Co., Ltd.  

Project Nature: New Construction Project  

Undertaking Method: General Contracting by Jingjie Ruisi  

Signing Date: August 21, 2013  

Construction Location: Indonesia  

Commissioning Status: Under Construction  

Operation Status: Good  

 I. Main Technical Parameters:  

1. Raw Materials  

Raw Material Status: Cold-rolled hard steel coils  

Steel Grades: Q195, Q235, SPCC, SPCD  

Strip Thickness: 0.6~1.2mm  

Strip Width: 355~550mm  

Steel Coil Inner Diameter: Φ508mm  

Steel Coil Outer Diameter: Φ800mm~Φ1800mm  

Steel Coil Weight: Max 6t  

Mechanical Properties: Yield Strength: σₛ = max 710N/mm²  

2. Finished Products  

Strip Thickness: 0.6~1.2mm  

Strip Width: 355~550mm  

Steel Coil Inner Diameter: Φ508mm  

Steel Coil Outer Diameter: Max Φ1800mm  

Steel Coil Weight: Max 6t  

3. Coating Status  

Product Surface Condition: Regular spangle or skin-passed spangle (ensuring uniform and aesthetic aluminized zinc spangles)  

Coating Weight: Galvanizing 35~200g/m²; Aluminized zinc coating 20-200g/m²  

Coating Protection: Roll coating passivation (space reserved for oiling machine equipment)  

Implementation Standard: GB/T2518-2008  

4. Basic Data of the Unit  

Entry and Exit Sections: 0~195m/min  

Process Section: 0-150m/min  

Threading Speed: 30m/min  

Unit Output: 150,000 tons/year  

 II. Brief Description of Production Process Flow  

1#, 2# Feeding Car → 1#, 2# Uncoiler → 1#, 2# Uncoiling Pinch Machine → 1#, 2# Shearing Machine → Converging Pinch Machine → Seam Welder → Punching Machine → Hydraulic Motor Pinch Machine → 1# Tension Machine → Horizontal Looper (1#, 2#, 3# Single Roll Centering Machine) → 4# Single Roll Centering Machine → 2# Tension Machine → Pretreatment → Squeezer → Roller Brushing Machine → 1# Hot Air Blowing → 3# Tension Machine → 5# Single Roll Centering Machine → Deflector Roll → 6# Single Roll Centering Machine → Deflector Roll → 4# Tension Machine → Tension Meter → Annealing Furnace → Furnace Nose → Zinc Pot → Sink Roll → Air Knife → Vertical Air Cooling → High Tower Deflector Roll → Horizontal Air Cooling → High Tower Deflector Roll → Quenching Tank → Squeezer → 2# Hot Air Blowing → 1# Double Roll Centering Machine → 5# Tension Machine → Skin Pass Mill → Squeezer → 3# Hot Air Blowing → 6# Tension Machine → Tension Leveler → 7# Tension Machine → 8# Tension Machine → Roll Coating Passivation → Passivation Drying Oven → Horizontal Post Looper (2#, 3# Double Roll Centering Machine) → 9# Tension Machine → Pinch Shear → 1#, 2# Exit Pinch Machine → 1#, 2# Coiler → 1#, 2# Discharging Car → 1#, 2# Coil Assist Device