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Color Coating Line 

1.Basic spec. Installed in 1970 

1. Thickness: 0.23-1.2mm 
2.Width: 610-1,030mm 
3. Coil: Base material (Entry) coil weight MAX 10,000 Kg 
Outside diameter max.: 1,800 
Inside diameter :508 
Product (Exit) coil weigh: max. 10,000 Kg 
Outside diameter: max. 1,800 

Inside diameter:508 

4. Line Speed 1.0-70m/min 
Switching depend on thickness condition 
Thickness Speed 
0.23 70 
0.27 70 
0.30 70 
0.35 70 
0.40 65 
0.50 55 
0.60 45 
0.80 35 
1.00 30 
1.20 25 

5.Oven Amount of production 0.35tx1,000wx70m/min 
Oven temperature : Primer 220? Finish 220? 
II Equipment specification 

6. No.1, No.2 Pay off reel 
Four segment over hang type 
Coil weight: max.10ton 
Drum measurement : 500 x 1,200 L 
Board of width with graduated tension force: max. 1,600kg Disk Brake 

7. Entry shear Model: hydraulic up cut shear 

8. Entry Joyner Thickness: max. 1.2t (Off gage +10%) 
(Stitcher) Width: max.1, 300mm 

9. Tension leveler 
Made by Hitachi, Ltd. Coefficient of extension: 0~0.5% 
Work roll: 2-10 x1,200L Hard chrome coating 
2-14 x1,200L Hard chrome coating 1-18 x1,200L Hard chrome coating 
1-24 x1,200L Hard chrome coating Middle roll: 6-20 x1200L 
Backup roll:38 x12 Lines 
Deflector Roll: 2-120 x1200L, S45C high frequency wave quenching 
Tension force: 9,000kg, Quick open setting 
Intermesh setup 
Remote control, digital presentation 

10. Entry Accumulator 
Model: Floating carriage system 
Accumulation :75m Number of pass :10 pass 
Strip tensile force: MAX 620kg 
Roll measurement: 540 x 1,170L (Upper 6) (Lower5) 

11. Pretreatment system device 
Vertical type spray 5 bath type heating method by steam 

12. Chrome coater 
Hold back roll: 540 x 1170L steel 
Packing roll: 540 x 1170L steel 
Applicator Roll: 200 x 1170L Urethane rubber 
Pickup roll: 200 x 1170L Hard Chrome coating 
Number of head: 2 heads for two sides 

13. Chromate oven 
Oven measurement: 1600W x 6000L x 1400h 
Entry sheet temperature: 20 C 
Exit sheet temperature: 70 C 

14. No.1 Coater 
(1) Coating head 3 roll head x 1 for the front 
Applicator roll: 180 x 1170L Urethane rubber 
Pick up roll: 200 x 1170L Hard chrome coating 
Metering roll : 1800 x 1170L Urethane rubber 

2 roll head x 1 for the back 
Applicator roll: 180 x 1170L Urethane rubber 
Pick up roll: 200 x 1170L Hard chrome coating 
(2) Hold back roll: 540 x 1220L Hard chrome coating 
(3) Packing Roll : 660 x 1220L Hard chrome coating 

15. No.2 Coater 
(1) Coating head 3 roll headx1 for the front 
Applicator roll: 180 x 1170L Urethane rubber 
Pick up roll: 200 x 1170L Hard chrome coating 
Metering roll: 1800 x 1170L Urethane rubber 
2 roll head x 1 for the back 
Applicator roll: 180 x 1170L urethane rubber 
Pick up roll: 200 x 1170L Hard chrome coating 
(2) Hold back roll: 540 x 1220L Hard chrome coating 
(3) Packing Roll : 660 x 1220L Hard chrome coating 

16.Oven 
No.1 Oven 1. Design condition 
(1) Material: 0.35 t x 1000 x 70m/min 
(2) Oven length: 28,020mm 
(3) Oven width: inside 1,472mm outside 2,470mm 
(4) Oven height: inside 1,470mm, outside 2,470mm 
(5) Number of Zone: 2 zone 
2. Hot air circulating fan 400m3 x4 15KW/1 (constant speed 
3. Tensile force 2.5kg/cm2 
No.2 Oven 1. Design condition 
(1) Material: 0.35 tx1000x70m/min 
(2) Oven length: 40,000mm 
(3) Oven width: inside 1,470mm outside 2,470mm 
(4) Oven height: inside 1,472mm, outside 2,470mm 
(5) Number of Zone : 3 zone 
2. Hot air circulation fan 400m3 x4 15KW/1 (constanct speed) 
1400m3 x1 37KW(constant speed) 
3. Tensile force 3.0kg/cm2 

17. Cooling device 
Prime cooling device 
Dip type Entry sheet temperature:180C Exit sheet temperature: 40C 
Tensile force: 3200kg 
Finish cooling device: Finish cooling device Spray type 
Entry sheet temperature: 180C 
Exit sheet temperature: 40? Tensile force: 3200kg 

18. Exit Accumulator 
Model: Floating carriage type accumulation: 75m 
Number of pass: 10 pass 
Strip tensile force: max. 620kg 
Roll measurement : 540 x 1,170L (Upper 6) (Lower 5) 

19. Exit shear 
Model: hydraulic, Up cut, Shear 

20. Tension Reel 
Model: four segments over hang type 
Recoil direction; upper lower, reel 
Inner diameter: 458 ~508 (with rubber sleeve) 
Mandrel length : 1140mm 
Rotation cylinder: 200 x 90ST Tension force: max. 3000kg 
Traverse cylinder: 275 x 200ST (hydraulic pressure) 
180 x 1285ST (hydraulic pressure) 

21. Belt wrapper 
Model: rotation sleeve removable type 
Coil inside diameter: 508, 528, 558mm Sleeve, Steel, Paper