Production line technical indicators:

1. Process speed of production line: 20~120m/min (select process speed within this range according to customer requirements)

2. Thickness of raw material steel plate: 0.15~1.2mm (select thickness of base material within this range according to customer requirements)

3. Width of steel plate: ≤1500 mm (select the width of base material according to customer requirements)

4. Roller coating process: continuous positive and negative two coating and two drying, quick color change of finish, (optional configuration of Laminating system: Dry Bond Laminating)

5. Energy: electricity, natural gas, diesel, liquefied gas, propane (pressure value 50~100Mbar)

(Select energy according to customer's local energy requirements)

6. Unit power capacity: DC: AC

7. Coil diameter: 508 mm or 610 mm;

8. Raw material reel weight: Max18000kg/ reel (uncoiling reel weight)

9. Finished steel coil weight: Max7000kg/ coil (winding coil weight)

10. Coil outer diameter: uncoiling outer diameter: 800 ~ 2100 mm;

Outside diameter of winding: 800 ~ 1700 mm

11. The linear velocity before and after 1# storage unit is 40~120 m/min

12. Raw material requirements: Hot galvanized sheet (zinc thickness of 15~30µm, material characteristics DDQ), aluminum plate, stainless steel plate using JIS G3135-86 standard, for automotive plate applications, using SPFC340 material ultimate tensile strength: 340 ~ 780Mpa yield strength: ≥175Mpa flatness (1000~1250mm) : bending wave MAX19mm; Edge extension MAX12mm; The middle extension is MAX10mm

13. Color coating thickness: dry film thickness of substrate bottom coating can be 8~10μm (wet film about 15~20μm), substrate back surface coating

Dry film thickness can be adjusted between 10~15μm (wet film about 20~30μm), dry film thickness of substrate surface coating

It can be adjusted between 10~20μm (about 20~40μm for wet film).

14. Commonly used coil coatings: polyester, silicon modified polyester, polyurethane, epoxy, alkyd tree ester, acrylic tree ester, solution type B

Oleic acid tree ester, polyvinyl chloride, polyvinylidene fluoride, etc. Fluorocarbon coating (PVdF) : the main polymer is polyvinylidene fluoride b

E, mainly used in airports, stadiums, large stations, senior office buildings, industrial plants and other public facilities. Rich epoxy

Zinc paint: For the automotive industry, Zincrometal paint is recommended with Dacromet primer and Zincromet finish. curing

Temperature: 100℃~400℃(furnace temperature), plate temperature initial coating 204℃~216℃, fine coating 224℃, furnace temperature control accuracy is less than ±5

℃, and a constant temperature state. Solvent dosage: 50% ~ 55%

15. Unilateral deviation of winding staggered layer ≤±1.0mm

16 geological conditions: altitude: 0~500m; Ambient temperature: 0~56℃; Relative humidity: maximum 90%, minimum 15%.

(Air humidity 65% ~ 95%, if the use of cold rolled steel plate, it is easy to produce filament-like corrosion reaction and corrosion of organic coating steel plate film, with the continuous expansion of corrosion, the coating appears foaming peel phenomenon, for this humidity, should choose hot plating

Zinc plate, zinc layer thickness of 15~30µm, or aluminum plate, stainless steel plate)

17. Product application: interior decoration board, furniture, factory roof, exterior wall, modern building exterior wall curtain decoration board, chemistry

Containers, all vehicles such as boats, cars, etc

18. Winding mode: cantilever expansion and contraction pliers, servo deviation correction and center winding

19. Coating process conditions: pretreatment chemical materials: NaOH------------50~80g/L; Na2CO3 -- -- -- -- -- -- -- -- -- -- 20 ~ 40 g/L;

Na2PO4 -- -- -- -- -- -- -- -- -- -- 30 ~ 60 g/L; Na2SiO3 -- -- -- -- -- -- -- -- -- -- 5 ~ 15 g/L; Na2BO3----------4~7g/L

20. Power supply: low voltage: AC380V (three-phase four wire or three-phase five wire); Frequency 50 hz. Control voltage: AC220V;

General lighting voltage: AC220V; PLC supply voltage: DC24V; PLC input interface: DC24V;

PLC output voltage: DC24V; PLC contactor relay control output voltage: DC24V.

21. Cooling water: PH 6~8; Hardness: 0.04mgN/e; Alkalinity: 0.82mgN/e;

Industrial water: PH 6~8; Hardness: 0.04mgN/ E Basicity: 0.82mgN/e

22 compressed air: 0.7mpa, 3m3/min, the actual consumption is 2 m3/min

The basic process:

Feeding uncoiling unit (1) (2) the two roller pinch machine (1) two roller pinch machine (2) entry to electric shear machine stitching machine pressing machine tension loop material storage unit alkaline cleaning trough caustic lye scrubbing of caustic washing trough caustic wash wash wash (1) (2) the drying furnace (1) chemical roller coater (2) of the baking furnace tension early machine coater machine room temperature curing furnace air cooling water spray cooling and water cooling on the tension machine essence coater machine room temperature curing furnace wind cold water Fog-cooled and water-cooled VCM film drying furnace, tensioning machine, lopping storage unit, tensioning machine, dynamic shearing machine, testing platform, two-roll clip feeder, servo winding unit, feeding