Precision Decoiler Straightener – the ultimate heavy-duty decoiler straightening machine engineered for precision coil processing.
This decoiler straightener is the ultimate heavy-duty coil straightening machine engineered for precision coil processing. Ideal for steel, aluminum and copper sheet coils from 200 mm to 500 mm wide and 0.3 mm to 1.5 mm thick, it effortlessly uncoils and levels up to 2,000 kg per coil.
Featuring advanced servo control and precision leveling rolls, it minimizes material waste, boosts production efficiency and delivers consistent flatness. Perfect for automotive, appliance and metal fabrication lines. Contact us for a custom quote today!
Four-segment expanding mandrel ensures secure coil expansion and quick loading.
Optional pressing arm custom-configured to your specifications for added stability.
Variable-frequency drive delivers smooth speed control and enhanced straightening results.
Optimized leveler incline minimizes feeding loop distance for consistent material flow.
Exclusive single-point down-pressure device enables faster, more accurate flatness adjustments than traditional four-point systems.
Easy maintenance & management, with robust safety features and a cost-effective design.
✓ Raw Material Type: Copper, Brass, Aluminum, Galvanized Steel, Stainless Steel, etc.
✓ Coil Width: 200-500 mm
✓ Material Thickness: 0.3-1.5 mm
✓ Coil Weight:< 2,000 kg
✓ Inner Diameter: 450-520 mm
✓ Outer Diameter: 1200 mm
✓ Working Speed: 0-16 m/min
Our precision straightener is engineered for efficient material handling, combining seamless coil pay-off, strip leveling, and high-speed uncoiling. Installed at the start of any production line, this sheet metal straightener processes steel strips, flattens them to precise tolerances, and reduces downstream defects.
Designed to optimize workshop footprint and enhance operational safety, this heavy-duty system accommodates sheet coil widths from 200 mm to 500 mm, thicknesses from 0.3 mm to 1.5 mm, and coil weights up to 2,000 kg. Perfect for hardware stamping, electrical manufacturing, computer shell fabrication, automotive body shops, and similar industries, our equipment delivers consistent quality, increased throughput, and reliable performance.
| Model | LJM3-200 | LJM3-300 | LJM3-400 | LJM3-500 |
|---|---|---|---|---|
| Width | 200 | 300 | 400 | 500 |
| Thickness | 0.3～1.5 | |||
| Load Capacity | 800 | 1000 | 1200 | 1500 |
| Coil ID | ￠450～520 | |||
| Coil OD | ￠1000 | ￠1200 | ￠1200 | ￠1200 |
| Leveling Rollers | ￠32 × 18 Rollers (Top 9 / Bottom 9) | |||
| Decoiler Motor | 1 | 1 | 2 | 3 |
| Leveling Motor | 1 | 1 | 2 | 3 |
| Adjustment | Four-Point Type | |||
| Discharge Speed | 0～16 | |||
| Coil Expansion | Manual / Optional: Hydraulic | |||
| Sensing Method | Inductive / Optional: Photoelectric | |||
| Power Voltage | AC 380V | |||
The decoiler and straightener is the critical first stage of any metal stamping line, responsible for loading and uncoiling steel coils, precisely straightening metal strips, and guiding them into the punch press and NC servo roll feeder. Ideal for a wide range of stamping applications—hardware parts, saw blades, knives, motorcycle components, license plates, small auto parts, and electronic housings—this system ensures smooth, accurate feed and maximizes die life.
Share your production requirements and material specifications. Our engineers will provide a tailored press automation solution with fast quotations and professional technical support.
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E-mail: czjinzhide@163.com
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Phone:0086-18932396111
