The Color Steel PU Sandwich Panel Line is an efficient and automated production line specifically designed for producing color steel polyurethane sandwich panels. This sandwich panel has a wide range of applications in construction, refrigeration, insulation and other fields due to its excellent insulation, heat insulation, sound insulation performance, as well as its lightweight and high-strength characteristics.
The Color Steel PU Sandwich Panel Line mainly consists of uncoiler, molding machine, polyurethane foaming equipment, composite parts, cutting equipment, control system, winding equipment, and other auxiliary systems (such as lubrication system, cooling system, detection device, electrical system, etc.).
Uncoiler: responsible for smoothly unfolding the rolled color steel plate to prepare for subsequent processing.
Forming machine: According to the preset mold and process requirements, it processes color steel plates into various shapes, such as trapezoidal, corrugated, etc.
Polyurethane foaming equipment: After precise proportioning and mixing of polyurethane raw materials, they are evenly injected into the middle layer of the color steel plate, causing it to foam and expand to form a sandwich layer.
Composite part: By controlling certain pressure and temperature, the color steel plate is tightly adhered to the foamed polyurethane.
Cutting equipment: responsible for cutting the produced color steel polyurethane sandwich panels according to the specified length and size.
Control system: Monitor and adjust the operation of the entire production line to ensure its stable operation.
Roll up equipment: neatly roll up the cut color steel polyurethane sandwich panels for convenient transportation and storage.
In addition, auxiliary systems such as lubrication system, cooling system, detection device, and electrical system also play an important role in ensuring the efficient operation of the production line and product quality.
The working principle of the Color Steel PU Sandwich Panel Line is to feed the color steel plate unfolded by the uncoiler into the forming machine for shape processing, and then inject the polyurethane raw material into the middle layer of the color steel plate through the polyurethane foaming equipment and foam and expand to form the sandwich layer. Next, the composite part tightly adheres the color steel plate to the foamed polyurethane. Finally, the cutting equipment cuts the produced sandwich panels according to the specified dimensions, and the winding equipment neatly winds them up. Throughout the entire production process, the control system monitors and adjusts the operation of various equipment to ensure the stable operation of the production line and product quality.
Excellent thermal insulation performance: Polyurethane sandwich layer has excellent thermal insulation performance, which can effectively reduce energy consumption.
Lightweight and High Strength: Color steel polyurethane sandwich panels are lightweight and have high strength, making them easy to handle and install.
Fireproof and flame retardant: Polyurethane materials have excellent fireproof and flame retardant properties, which meet the requirements of building safety.
Beautiful and economical: Color steel polyurethane sandwich panels have diverse surface forms, rich colors, and fast construction, saving time and costs.
Color steel polyurethane sandwich panels are widely used in various construction fields such as public buildings, industrial plants, purification engineering, and modular houses. Meanwhile, due to its excellent thermal insulation performance and lightweight and high-strength characteristics, it is also suitable for special occasions such as refrigerated warehouses and insulated boxes.
The Color Steel PU Sandwich Panel Line is an efficient and automated production line that can produce color steel polyurethane sandwich panels with excellent performance. This sandwich panel has broad application prospects in fields such as construction, refrigeration, and insulation.










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