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China HR Coil Slitting Line - High-Quality Metal Strip Cutting Solutions from Reliable Suppliers and Factory

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Equipment Brief Introduction:

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This advanced slitting line, manufactured by leading China suppliers, features a robust combination of an uncoiler, feeder, slitter, and recoiler. Designed for precision, it efficiently slits wide coils into specified width strips along the length direction. These strips are ideal for applications such as milling, welding pipes, cold bend forming, and stamping as billets. Additionally, by utilizing different material blades, this slitting line can process a variety of metal coils, making it an essential solution for any factory looking to enhance productivity and versatility.

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    Product Introduction

    The slitting machine is a key piece of equipment in industry for cutting wide metal or non-metallic coil materials into several narrow strips of the required width along the length direction. Its core working principle is to continuously roll-cut the material through the rotation of the upper and lower circular disc knife shafts.

    The following is a comprehensive introduction to the core features of the slitting and shearing machine:

    Core Structure & Unit Composition

    The core structure mainly consists of upper and lower knife shafts, fixed/movable frames, and a synchronous lifting mechanism. The knife shafts and frames undergo precise processing (such as turning, high-frequency treatment, grinding, and chrome plating, etc.) to ensure the rigidity and accuracy of the equipment.

    This series of production line is applicable to coils of various specifications. It is used for slitting the coil into required width for the use of punch line through the procedure of uncoiling, pre-leveling, cropping, slitting and recoiling.

    Key Advantages
    • Proper layout and easy operation
    • Highly automated with high production efficiency
    • Adaptable to cold-rolled and hot-rolled coils, silicon steel coils, stainless coils, colored coils, aluminum coils, and all sorts of plated and coated coils
    • Widely applicable to automobiles, containers, household appliances, food packaging, construction materials, and more
    Production Line Composition

    This line consists of loading cart, uncoiler, slitter, scrap winder, cropping shear, tension controller and coil recoiler, etc. Loop bridge, pinch and deviation corrector are equipped between each machine. This automatic coil processing line is an integration of mechanical, electrical, hydraulic and pneumatic technology.

    Typical Application Industries
    • Automobile manufacturing
    • Home appliance production
    • Construction materials (cabinets, kitchenware, doors and windows)
    • Hardware products & containers
    • Electronic appliances & light industry
    • Packaging industries
    Hr Coil Slitting Line (1)Hr Coil Slitting Line (2)

    Main Technical Parameter

    Model Thickness Width Coil Weight Finish Width Slitting Strips Slitting Speed Area Needed Main Shaft Dia.
    3×1600 0.5–3mm 900–1600mm 30T ≥40mm ≤13 50m/min 21×11m Φ240
    4×1600 0.5–4mm 900–1600mm 30T ≥60mm ≤13 50m/min 21×11m Φ240
    6×1600 1–6mm 900–1600mm 30T ≥60mm ≤10 50m/min 21×11m Φ260
    8×2000 2–8mm 900–2000mm 35T ≥70mm ≤6 30m/min 30×11m Φ300
    10×2200 3–10mm 900–2200mm 35T ≥80mm ≤5 30m/min 35×11m Φ320
    12×2200 3–12mm 900–2200mm 35T ≥100mm ≤5 30m/min 38×11m Φ320
    16×2500 4–16mm 900–2500mm 35T ≥100mm ≤5 20m/min 38×11m Φ400
    20×2500 6–20mm 900–2500mm 35T ≥100mm ≤4 20m/min 38×11m Φ480
    Frequently Asked Questions
    What types of materials can the slitting machine process?
    The slitting machine is designed to process a wide variety of coil materials, including cold-rolled and hot-rolled coils, silicon steel coils, stainless steel coils, colored coils, aluminum coils, and various plated and coated coils. It is suitable for both metallic and select non-metallic coil materials.
    What industries commonly use HR coil slitting lines?
    HR coil slitting lines are widely used in automobile manufacturing, home appliance production, construction material fabrication (such as cabinets, kitchenware, doors and windows), hardware products, container manufacturing, electronic appliances, light industry, and packaging industries.
    What is the maximum coil weight this slitting line can handle?
    Depending on the model, the slitting line can handle coil weights of up to 30T (for models 3×1600 to 6×1600) and up to 35T (for models 8×2000 to 20×2500), making it suitable for heavy-duty industrial applications.
    What is the maximum slitting speed of the machine?
    The slitting speed varies by model. Lighter-gauge models (3×1600 to 6×1600) can achieve speeds up to 50m/min, medium models (8×2000 to 12×2200) operate at up to 30m/min, and heavier models (16×2500 and 20×2500) run at up to 20m/min for optimal precision and safety.
    What key components does the slitting production line include?
    The complete slitting production line includes a loading cart, uncoiler, slitter, scrap winder, cropping shear, tension controller, and coil recoiler. Loop bridges, pinch rollers, and deviation correctors are also equipped between each machine to ensure smooth and accurate processing.
    How is the accuracy and rigidity of the knife shaft ensured?
    The knife shafts and frames are manufactured through a series of precision processing steps including turning, high-frequency heat treatment, grinding, and chrome plating. These processes ensure the structural rigidity and dimensional accuracy of the equipment, resulting in clean, precise slit edges and consistent strip widths.