This 1250mm continuous hot-dip galvanizing line is a complete and comprehensive production facility designed for high-volume coating of steel strips. The line encompasses all essential processing sections from entry coil handling through to finished coil exit, providing a fully integrated solution for producing high-quality galvanized steel products. The equipment is supplied by Keepwin Industry, a professional used metallurgical solution provider, ensuring comprehensive technical support and services throughout the acquisition and installation process.
The extensive photographic documentation accompanying this technical data (over 80 images) provides visual confirmation of the equipment's scope, condition, and completeness, covering every major section of the production line.
Based on the photographic evidence, this galvanizing line includes the following major sections and components:
Uncoilers: Heavy-duty uncoiling stations for handling raw coils
Coil Cars: Hydraulically operated coil loading and positioning cars
Pinch Rolls: Entry pinch roll units for strip feeding and tension control
Shears: Entry shears for coil end cropping and preparation
Welder: Strip joining equipment for continuous operation (visible in photos)
Entry Accumulator/Looper: Strip storage system to maintain continuous process section operation during coil changes
Alkaline Degreasing Tanks: For removal of rolling oils and surface contaminants
Brush Roll Units: Mechanical cleaning for enhanced surface preparation
Electrolytic Cleaning Cells: For thorough removal of residual contaminants
Rinse Tanks: Water rinsing stages to remove cleaning chemicals
Dryers: Hot air drying equipment for strip surface preparation before furnace entry
Furnace Entry Components: Sealing rolls and strip guiding equipment
Radiant Tube Heating Zones: Multiple zones for controlled strip heating
Furnace Rolls: Internal furnace rolls for strip support and transport
Soaking Section: Temperature holding zone for recrystallization annealing
Cooling Section: Controlled cooling for temperature adjustment before galvanizing
Furnace Control Panels: Comprehensive instrumentation and control systems
Zinc Pot: Molten zinc container with heating/induction system
Sink Roll Assembly: Immersed roll for strip turning in the zinc bath
Stabilizing Rolls: For strip stability during coating
Air Knives: Precision coating thickness control system with blowers and nozzles
Air Knife Blowers: High-pressure blowers for air knife operation
Cooling Towers: Post-coating cooling structures for coating solidification
Skin Pass Mill: 4-high or 2-high rolling mill for surface finish improvement and mechanical property enhancement
Tension Leveler: Strip flattening and shape correction equipment
Bridle Rolls: Multiple roll units for tension control between sections
Chemical Treatment Station: For anti-fingerprint or other surface treatments
Drying Equipment: For post-treatment drying
Cooling Equipment: Final cooling before exit looping
Exit Accumulator/Looper: Vertical or horizontal strip storage for continuous operation
Inspection Station: For quality checking of coated strip
Exit Shear: For coil cutting and splitting
Recoiler: Tension reel for finished coil winding
Coil Cars: Finished coil unloading and transport equipment
Coil Strapping and Weighing: Final coil preparation equipment
Hydraulic Power Units: For all hydraulic equipment operation
Lubrication Systems: Centralized grease and oil lubrication
Cooling Water Systems: Process cooling equipment
Control Rooms: Main operator control stations and electrical rooms
Motor Control Centers: Comprehensive electrical distribution equipment
Drive Systems: DC or AC drive panels for all line motors
The extensive photo set (referenced as images 1 through 97) provides valuable insights into the equipment:
The photographs show a complete production line with all major components present and visibly connected. The scope appears to include:
Entry coil handling equipment (Images 20, 21, 24)
Cleaning section tanks and equipment (Images 30, 31, 33)
Furnace sections and control panels (Images 34, 36, 37, 41, 42)
Zinc pot area with air knives (Images 47, 48, 49, 50)
Cooling tower structures (Images 53, 56, 58)
Skin pass mill and tension leveler (Images 61, 62, 64)
Exit accumulator and recoiler (Images 67, 71, 72)
Control systems and electrical equipment (Multiple images)
Support systems including hydraulics and lubrication
The visual documentation suggests:
Equipment appears to be in good general condition with minimal visible corrosion or damage
Components are intact and professionally maintained
Control panels show modern instrumentation and organized wiring
Mechanical components appear clean and properly preserved
The line appears to have been operational until recently or well-maintained in storage
Based on the photographs, this appears to be a conventional continuous galvanizing line with:
Horizontal furnace design (visible in furnace section photos)
Vertical or horizontal cooling towers
Separate entry and exit loopers for continuous operation
Comprehensive control systems for automated operation
While detailed numerical data is not provided in the document, based on the line designation "1250 Galvanizing Line" and industry standards, the estimated specifications would be:
| Parameter | Estimated Specification |
|---|---|
| Line Width Capacity | 1250 mm maximum strip width |
| Strip Thickness Range | 0.2 mm to 2.0 mm (typical for galvanizing lines) |
| Coil Weight Capacity | 15,000 kg to 25,000 kg (typical range) |
| Line Speed | Up to 120-150 m/min process section speed |
| Annual Capacity | 150,000 to 250,000 tons per year (typical for this size) |
| Furnace Type | Horizontal radiant tube heating |
| Furnace Length | 100-150 meters (typical) |
| Zinc Pot Type | Induction heated or gas-fired ceramic pot |
| Coating Control | Air knife system with precision adjustment |
| Post Treatment | Skin passing, tension leveling, chemical treatment |
The line is designed for true continuous operation with:
Entry and exit loopers to maintain process section operation during coil changes
Automatic strip joining (welder) for uninterrupted processing
Accumulator systems sized for adequate coil change time
The comprehensive cleaning section ensures:
Thorough removal of rolling oils and contaminants
Optimal surface condition for coating adhesion
Consistent coating quality across all products
The furnace system provides:
Precise temperature control for various steel grades
Controlled heating and cooling cycles
Suitable atmosphere for surface preparation
The air knife system enables:
Precise coating weight control
Uniform coating across strip width
Adjustment for different coating specifications
The skin pass mill and tension leveler deliver:
Improved surface finish
Enhanced mechanical properties
Superior strip flatness
Elimination of yield point elongation
Based on the control panel photographs, the line features:
Centralized operator control stations
Comprehensive process monitoring
Individual drive control systems
Safety interlocks and sequencing
Likely PLC-based automation throughout
As with all Keepwin Industry offerings, this galvanizing line is available with comprehensive support services:
| Service | Description |
|---|---|
| Disassembly Services | Professional dismantling of the complete line with careful labeling and preservation of all components for transport |
| Refurbishment Services | Options for inspection, repair, and renewal of critical components including furnace parts, electrical systems, and mechanical equipment |
| Installation Support | Technical supervision for on-site installation and alignment of all line components |
| Commissioning Assistance | Support for startup and tuning of the complete production line |
| Spare Parts | Available list of spare parts to be included with the equipment (to be confirmed) |
This 1250mm Galvanizing Line represents a complete, comprehensive, and well-maintained continuous hot-dip galvanizing facility. The extensive photographic documentation confirms the full scope of equipment including entry section, cleaning section, annealing furnace, zinc pot and air knives, cooling section, skin pass mill, tension leveler, post-treatment section, exit equipment, and all supporting systems. The visual evidence suggests equipment in good condition, professionally maintained, and ready for relocation and recommissioning.
As a complete production line, this offering provides an excellent opportunity to acquire a fully-integrated galvanizing facility capable of producing high-quality coated steel products. Backed by Keepwin Industry's professional services including disassembly, refurbishment, and installation support, this line offers a cost-effective solution for expanding or establishing galvanizing production capacity.
