Review Cutting to length & slitting machine

Review Cutting to length & slitting machine

Many individuals who encounter mechanical equipment for the first time often find themselves confused between a slitting machine and a cut-to-length machine. There is a common misconception that these machines are essentially the same, both being tools used to cut plates into specific shapes. However, upon closer examination, one can discern substantial differences between the two. In this discussion, we’ll highlight some of the key distinctions between a slitting machine and a cut-to-length machine.

The slitting machine operates by making a single cut. It features a shaft for feeding and another for winding. Using a central knife, the material is sliced into strips. The primary purpose of the slitting machine is to regulate the load during the plate winding and unwinding process. Consequently, the output torque of the slitter must vary based on the winding diameter. The metal slitting machine is predominantly employed for cutting metal coils, making it a prevalent product in current metal cutting equipment. Its applications are frequently seen in steel processing plants, working with materials such as strips, stainless steel, copper, and more.

Cut to length and slitting machine

On the other hand, the cut-to-length machine resembles a cutter, as it shears a large roll of material to the desired size. Its defining characteristic lies in its system control, which outputs a direct current (DC) voltage to manage the magnetic powder clutch’s resistance. The advantages of the cut-to-length machine are quite apparent.

Our company specializes in the design, production, and sales of steel coil straightening machines, slitting lines, cut-to-length lines, and flat bar straightening and chamfering machines. Currently, we boast our own team dedicated to these aspects. We are committed to providing our customers with comprehensive and high-quality services. Please do not hesitate to get in touch with us for any inquiries or assistance! So, let’s dive right in and explore the wonderful world of slitting lines and cut to length machines.


A slitting line proves to be an invaluable machine in the industrial realm, specifically designed for the task of transforming wide coils of steel into narrower strips. It finds its optimal utility in industries that necessitate a diverse range of steel strip widths to accommodate their unique production requirements. The operational mechanism of a slitting line involves guiding the coil through a series of rotating circular blades that execute precise cuts along the coil’s length. Subsequently, the resulting strips are meticulously wound onto individual recoilers, poised for deployment in a myriad of applications. The utilization of a slitting line enables the effortless extraction of multiple narrower strips from a solitary wide coil, exemplifying its role as an exceptionally efficient and cost-effective solution.

Cut to length and slitting machine
Cut to length and Slitting Machine

On the flip side, a cut-to-length machine, serves the purpose of cutting steel coils into specific lengths. This machine caters ideally to industries that demand standardized sheets or plates in their manufacturing operations. The cut-to-length machine operates by guiding the coil through a straightening unit, adept at rectifying any deformations present in the material. Subsequently, utilizing either a guillotine shear or rotary shear, the machine executes precise cuts on the coil, aligning with the specified length requirements. The resulting cut pieces are then organized into stacks or seamlessly transferred onto a conveyor belt for subsequent processing. Harnessing the capabilities of a cut-to-length machine facilitates the acquisition of accurately sized sheets or plates while minimizing material wastage.

Furthermore, the setup and configuration of each machine differ significantly. A slitting line requires additional components such as decoilers, looping pits, edge trimmers, and recoilers to efficiently process wide coils into narrow strips. On the other hand, a cut to length machine typically consists of a straightening unit, shear, and conveyor belt for processing coils into specific lengths.

In conclusion, both slitting lines and cut to length machines play crucial roles in steel processing. While a slitting line focuses on transforming wide coils into narrow strips, a cut to length machine specializes in cutting coils into specific lengths. Each machine offers unique benefits and caters to different industry requirements. So whether you’re in need of narrow strips or accurately sized sheets, there’s a machine out there waiting to meet your steel processing needs!

Cutting refers to the process of dividing a material into pieces using a cutting tool that makes a perpendicular cut through the material. This results in two distinct pieces that are separated from each other. Cutting can be used to produce flat sheets or pieces of material of a specific size and shape.

Slitting, on the other hand, refers to the process of dividing a material into narrow strips by making a series of parallel cuts along its length. The resulting strips are still connected to each other, forming a continuous roll or sheet that can be wound up for storage or further processing. Slitting is commonly used in the production of materials such as paper, plastic films, and metal foils.

In summary, cutting and slitting are both methods of separating materials into smaller parts, but cutting makes perpendicular cuts to create individual pieces, while slitting makes parallel cuts to create continuous strips. The choice of whether to use cutting or slitting will depend on the material being processed, the desired end result, and the production process involved.

The material will be sliced into strips from the centre of the knife on the slitting machine, which has a shaft feeding and another shaft winding. Because the slitting machine is primarily used to regulate the load throughout the plate winding and unwinding operation, the slitter’s output torque should vary according on the winding diameter.

Metal slitting machines are mainly used for slitting metal coils, and they are the most common product in today’s metal cutting equipment industry. Strip, stainless steel, copper, as well as other metals are examples. It is mostly used in steel mills.

Cut to length and slitting machine

Technical Data Cut to length and Slitting machine

The cut to length machine works in the same way as a cutter, cutting a huge roll of material to the desired length. The cut to length machine’s advantages are clear, since it uses system control to output a dc voltage and regulate the magnetic powder clutch formed by resistance.

With demand for both slitting and cutting to length of parent coils, we have slitting and cutting to length machines operating as a working flow:
Uncoiler -> Guide -> Slitting -> Cutting -> Run-out product

• Inverter from FUJI – Japan or DELTA – Taiwan

• Servo motor and drive from DELTA – Taiwan

• Electric motor TOSHIBA – Japan or ABB – Switzerland

• PLC and Touch panel from SIEMENS – Germany or DELTA – Taiwan

• Encoders KUBLER – Germany or DELTA – Taiwan

• Hydraulic components YUKEN – Japan

• Mold SKD11 fabricated by CNC precision machine, heat treatment got 52-58HRC

• Rollers from C45 steel fabricated by CNC precision machine, hard chromium plated (Heat treatment – Option)

ItermsCS-HD ModelCS-ED ModelCS-EL Model
PowerTransmission: 7.5 kwTransmission: 11 kwTransmission: 15 kw
 Motor – Pump : 7.5 kwMotor – Pump : 7.5 kw
Weight of machine2 tons2.5 tons3 tons
DimensionL=2.5m; W=1.8m; H=1.6mL=2.5m; W=2.2m; H=1.6mL=2.5m; W=2.2m; H=1.6m
Forming speed20 meters/ minute30 meters/ minute40 meters/ minute
Transmission systemHydraulic motorElectric motor & Gear boxElectric motor & Gear box
Cutting systemHydraulic cylinderHydraulic cylinderElectric motor & Gear box
MoldMade by SKD11Made by SKD11Made by SKD11
Control systemPLC, HMI automatic programmablePLC, HMI automatic programmablePLC, HMI automatic programmable
Material thickness0.12-0.8mm (for cutting),
0.2-0.8mm (for slitting)
material width 1220mm
0.12-0.8mm (for cutting),
0.2-0.8mm (for slitting)
material width 1220mm
0.12-0.8mm (for cutting),
0.2-0.8mm (for slitting)
material width 1220mm
Material Yield StrengthG300 – G550 Mpa (GI/PPGI, GL/PPGL)G300 – G550 Mpa (GI/PPGI, GL/PPGL)G300 – G550 Mpa (GI/PPGI, GL/PPGL)
Strip width200-600 mm200-600 mm200-600 mm
Strip quantity666
Slitter knife5 sets5 sets5 sets

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