High Precision Quadruple Leveling and Cutting Machine Factory Suppliers in China

Boost efficiency with our high-precision Quadruple Leveling and Cutting Machine. As leading China factory suppliers, we provide advanced steel coil flattening solutions that reduce defects and labor costs for superior industrial output.



The 6.351219mm Quadruple Leveling and Cutting Machine is a professional-grade industrial solution engineered for high-precision carbon steel plate processing. By integrating a hydraulic entry coil car, a high-torque decoiler, and a sophisticated quadruple leveling system, this equipment ensures maximum flatness and dimensional accuracy for materials up to 6.35mm in thickness, making it indispensable for demanding metal forming applications.

Designed for heavy-duty performance, the system utilizes 40Cr high-frequency quenched rollers and a robust 400H steel host frame to eliminate internal stresses in coiled materials. From the automated hydraulic loading trolley to the precision cutting head, every component is optimized to enhance production efficiency and ensure a seamless workflow for wide-span metal sheets up to 1219mm.

Detailed Parameters

Material TypeCarbon SteelPlate Thickness1.0 - 6.35mm
Board Width500 - 1219mmMax Coil Weight15 Tons
Inner DiameterΦ 508mmOuter Diameter≤ Φ 1600mm
Leveling Rollers15 (7 Top, 8 Bottom)Roller Material40Cr (Hard Chromium Plated)
Host Frame400H SteelMain Motor Power22kw (Leveling) / 15kw (Uncoiling)

Key Advantages

Superior Rigidity

Built with a 400H steel host frame and 23260 seamless tubes to prevent deflection under heavy loads.

Efficient Loading

Hydraulic entry coil car and automatic support arms minimize downtime during material changeovers.

Quadruple Precision

Four levels of leveling with auxiliary shafts ensure maximum flatness for thick carbon steel plates.

Smart Control

Integrated frequency converters for uncoiling and leveling allow for precise speed adjustments.

Wear Resistance

40Cr rollers are high-frequency quenched and hard-chromium coated for extended service life.

Dynamic Tension

Pneumatic disc brakes and swinging pressure rollers maintain optimal material tension.

Product Gallery

Management Platforms

Material Handling

Hydraulic loading trolley for precise coil positioning and seamless transfer.

Unwinding Control

Variable frequency motor driving a single drum type decoiler for active unwinding.

Tension Regulation

Pneumatic disc braking system to generate controlled unwinding tension.

Precision Leveling

15-roller quadruple system with hard tooth surface reducer for stability.

Hydraulic Lifting

V-shaped lifting rack driven by oil cylinders for secure coil support.

Hydraulic Shovel

Hydraulic lift-and-fall shovel head for efficient material separation.

Investment Return Comparison

Performance MetricStandard LevelerQuadruple Leveler
Flatness AccuracyModerateExtreme Precision
Max Plate ThicknessUp to 3mmUp to 6.35mm
Material WasteHigher (due to curl)Minimal (perfect flatness)
Production SpeedStandardHigh Efficiency
Tooling LifespanAverageExtended (Hard Chrome)

Frequently Asked Questions

Q: What is the main advantage of a quadruple leveling system over a double leveler?

A quadruple system provides multiple stages of bending and straightening, which is essential for thicker plates (up to 6.35mm) to remove deeper internal stresses and achieve a superior flat finish.

Q: Can this machine handle materials other than carbon steel?

While optimized for carbon steel, the machine's 40Cr hardened rollers can process similar metals, provided they fall within the specified thickness (1.0-6.35mm) and width parameters.

Q: How is the roller durability ensured in metal forming machinery?

Our rollers are made of 40Cr material, undergo high-frequency quenching, and are finished with a hard chromium coating to resist wear and abrasion during high-pressure leveling.

Q: What role does the hydraulic decoiler play in the production line?

The hydraulic decoiler allows for active unwinding or recycling of the coil, using a variable frequency motor and pneumatic brakes to maintain steady tension for the leveling machine.

Q: What is the purpose of the shovel head in the leveling machine?

The hydraulic shovel head is used to lift and separate the leveled sheets, ensuring they are efficiently moved to the next stage of production or the cutting area.

Q: Is the machine suitable for large-scale industrial coil weights?

Yes, the machine is designed to handle coils weighing up to 15 tons, supported by a heavy-duty V-shaped hydraulic loading trolley and a robust host frame.

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