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China Skin Pass Mill Equipment - Quality Suppliers and Factory for Superior CR Strip Coil Processing

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MAIN FUNCTION OF THE EQUIPMENT

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The CR strip coil undergoes flattening with a low reduction rate to effectively eliminate a certain amount of stress and elongation of the yield point. This process ensures that during stretching and punching, no slip line appears in the strip coil.

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Through the annealing process, the CR coil strip proceeds to tempering, enhancing both the flatness of the coil and the surface quality.

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By adjusting the reduction rate during the tempering stage, we can introduce a specific range of variations in the mechanical properties of the coil strip. This customizability allows us to fine-tune the hardness and plasticity of the coil strip to meet diverse functional requirements in various applications.

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EQUIPMENT COMPONENTS AND FEATURES
Our equipment includes a hydraulic coil car, shear, uncoiler, front and back S roller, cleaning brush roller, skin pass (tempering mill), anti-wrinkle roller, recoiler, auxiliary recoiler, unloading car, motor, electric controls, hydraulic AGC system, and hydraulic and lubrication devices. As a leading China supplier and factory, we are committed to providing high-quality solutions tailored to your needs.

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    Technical Parameter Table
    MODEL
    TECHNICAL PARAMETER
    650 750 850 1000
    Material Normal carbon steel, stainless steel Normal carbon steel, stainless steel Normal carbon steel, stainless steel Normal carbon steel, stainless steel
    Material thickness (mm) 0.16~1.5 0.3~0.8~1.5 0.3~0.8~1.5 0.3~1.5
    Material width (mm) 550 650 750 900
    Elongation rate (%) 0.2~3.0 0.2~3.0 0.2~3.0 0.2~3.0
    Line speed (m/min) 180~300 180~300 180~400 240~600
    Tempering mill type 2 roll or 4 roll 2 roll or 4 roll 4 roll 4 roll
    Tempering force (KN) 1450 1700 2000 2500
    Driving method Working roll driving Working roll driving Working roll driving Working roll driving
    Hydraulic station pressure (MPa) 10 10 10 10
    Main motor Z4 series (omit) Z4 series (omit) Z4 series (omit) Z4 series (omit)
    Uncoiler motor Z4 series (omit) Z4 series (omit) Z4 series (omit) Z4 series (omit)
    Recoiler motor Z4 series (omit) Z4 series (omit) Z4 series (omit) Z4 series (omit)
    S roll motor Z4 series (omit) Z4 series (omit) Z4 series (omit) Z4 series (omit)
    ⚠️ Remark: The model and parameter shown in this table are for reference only. The design and production can be tailor-made according to user's requirements.
    Frequently Asked Questions
    What material types are compatible with these temper mill models?
    All four models (650, 750, 850, and 1000) are compatible with both normal carbon steel and stainless steel, making them highly versatile for a wide range of industrial applications.
    What is the maximum material thickness these machines can process?
    All models support a maximum material thickness of 1.5 mm. The model 650 starts from as thin as 0.16 mm, while models 750, 850, and 1000 begin at 0.3 mm, offering flexible processing for various sheet metal gauges.
    Which model offers the highest line processing speed?
    The Model 1000 offers the highest line speed, ranging from 240 to 600 m/min. This makes it the most suitable choice for high-volume production environments requiring fast processing throughput.
    What is the difference between the 2-roll and 4-roll tempering mill types?
    Models 650 and 750 offer a choice of either 2-roll or 4-roll configurations, while models 850 and 1000 use exclusively 4-roll mills. A 4-roll mill provides greater rigidity and more precise elongation control, which is essential for processing wider and thicker materials.
    Can the machine specifications be customized according to specific production requirements?
    Yes. All models and parameters listed in the table are for reference purposes only. The design and production of each machine can be fully tailor-made to meet the specific requirements of individual users, including custom material widths, speeds, and force configurations.
    What type of motor is used across all models, and why is it marked "omit"?
    All models use Z4 series DC motors for the main drive, uncoiler, recoiler, and S roll functions. The "(omit)" notation indicates that the specific motor power ratings are not listed in the standard reference table and are determined based on customized order specifications and production requirements.