Manual Leveling Machine
MAHATMA Manual Metal Leveling Machines (Straighteners) utilize multi‑roller precision leveling technology to effectively eliminate internal stress and correct surface defects in sheet‑metal parts. Designed with a rigid multi‑support roll structure, our machines minimize work‑roll deflection, eliminate roller marks, and prevent edge collapse or camber—ensuring superior flatness and high precision for laser‑cut, punched, and perforated sheets.
The standard sheet‑metal leveling machine features a support roll installed between the lower leveling work roll and the support bearing, forming a four‑weight roll structure with two upper and two lower supports. This design ensures optimized roll‑force distribution, excellent structural rigidity, minimal work‑roll deflection, and high leveling accuracy. Through harmonic stroke attenuation, it fundamentally resolves common issues found in conventional levelers, such as roller impressions, edge collapse, and sickle bending. As a result, plate‑correction accuracy is significantly improved, and the machine offers broad material compatibility across various sheet‑metal applications.
Features & Advantages of Metal straightening machine
The MAHATMA metal straightening machine is an economical and practical solution for basic sheet‑metal leveling tasks. Designed with a simplified mechanical structure, it offers easy operation, low maintenance, and reliable performance for small workshops and cost‑sensitive production lines.
Leveraging the Bauschinger effect, the machine repeatedly bends the material through a multi‑roller system to relieve internal stress and correct deformation. Although it requires more manual adjustments—such as setting the roll gap—it delivers stable flatness improvement for small‑batch or low‑frequency processing needs.
With lower investment cost and straightforward operation, this leveler is ideal for facilities with limited budgets or applications that do not require high‑precision straightening.
Sheet Metal Leveling Machine Technical Specifications
| Manual Leveling Machine Parameter Table | ||||||||||
| Machine Model | VSH10 | VSH15 | VSH20 | VSH32 | VSH42 | VSH50 | VSH60 | VSH80 | VSH100 | VSH120 |
| Roller Diameter(mm) | φ10 | φ 15 | φ20 | φ32 | φ42 | φ50 | φ60 | φ80 | φ100 | φ120 |
| Roller Number | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 15 | 15 | 13 |
| Speed(m/min) | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 | 0-10 |
| Leveled Width(mm) | <200 | <400 | <800 | <1300 | <1300 | <1300 | <1600 | <2100 | <3000 | <3000 |
| Rated Thickness(mm） | 0.03~0.5 | 0.08~1 | 0.5~1.5 | 0.5~2 | 0.6~3 | 0.8~5 | 1.0~6 | 2.0~8 | 3.0~10 | 4.0~15 |
| Max-Thickness(mm) | 1mm | 1.5mm | 2mm | 3mm | 5mm | 6mm | 10mm | 14mm | 16mm | 20mm |
| Shortest Length(mm) | 20mm | 30mm | 40mm | 75mm | 90mm | 100mm | 130mm | 160mm | 190mm | 240mm |
| Applicable Object | Laser-cuting part,Punching & Perforated sheet | |||||||||
Applicable Materials & Case Studies
Compared with fully automated straightening machines, this sheet‑metal straightener requires more manual operation—such as manual roll‑gap adjustment—and is therefore well suited for small‑batch production, low‑frequency processing, and general sheet‑metal leveling tasks. Its lower equipment cost makes it an excellent option for budget‑limited workshops or processing sites that do not require high straightening precision. For manufacturers seeking a cost‑effective leveling solution, this machine delivers stable performance, easy operation, and reliable flatness improvement.
How to choosing a Parts Leveler for laser-cut Parts
Choosing the right parts leveler for laser‑cut parts depends on material thickness, required flatness accuracy, production volume, and budget. Laser‑cut components often contain residual stress and slight deformation, so a suitable leveler must effectively improve flatness and stabilize part quality. For small‑batch or low‑frequency processing, a manual leveler with adjustable roll‑gap settings offers a cost‑effective solution. For high‑volume production or tighter tolerances, an automated multi‑roller leveler provides faster setup, higher precision, and consistent results.
Global Customer Installation Sites
MAHATMA is a specialized company dedicated to the research, development, manufacturing, and sales of straightening machines. With many years of experience in metal sheet‑leveling technology, we have built a mature and reliable manufacturing system and also provide professional on‑site installation services at customer facilities.