Product category

Flying Shear Cut-to-Length Lines

Coil-to-sheet production

Flying shear cut-to-length lines for accurate, continuous sheet production.

Compare 850mm, 1350mm, and 1650mm configurations with integrated uncoiling, leveling, measuring, flying shear cutting, conveying, and stacking.

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Flying shear series

Flying Shear Cut-to-Length Line Model Comparison

Compare the standard 850mm, 1350mm, and 1650mm series as a starting point. The final line configuration is reviewed against the actual coil material, strength, thickness, finished sheet length, output target, and workshop conditions.

Parameter 850mm 1350mm 1650mm
Applicable Materials Cold-rolled steel, galvanized steel, stainless steel, color-coated steel, aluminum Cold-rolled steel, galvanized steel, stainless steel, color-coated steel, aluminum Cold-rolled steel, galvanized steel, stainless steel, color-coated steel, aluminum
Coil Thickness 0.3–2.0 mm 0.3–3.0 mm 0.3–3.0 mm
Max. Processing Width 850 mm 1350 mm 1650 mm
Max. Coil Weight ≤ 15 t ≤ 20 t ≤ 30 t
Diagonal Tolerance ≤ ±0.3 mm ≤ ±0.3 mm ≤ ±0.3 mm
Leveling Accuracy ≤ ±0.5 mm/m² ≤ ±0.5 mm/m² ≤ ±0.5 mm/m²
Cut-to-Length Tolerance Uniform speed ±0.2 mm; acceleration/deceleration ±0.3 mm Uniform speed ±0.2 mm; acceleration/deceleration ±0.3 mm Uniform speed ±0.2 mm; acceleration/deceleration ±0.3 mm
Max. Line Speed ≤ 100 m/min ≤ 100 m/min ≤ 90 m/min
Approx. Line Weight 55 t 70 t 90 t

Values shown are reference specifications for model selection. Maximum width, thickness, coil weight, speed, accuracy, and line weight may vary with the material and project configuration and are confirmed in the technical proposal.

Engineering guides

Plan the Line Before Comparing Models

Use these practical guides to define the cutting process, technical inputs, accuracy conditions, and finished-sheet handling before requesting a project-specific configuration.

Working principle

How a Flying Shear Cut-to-Length Line Works

A flying shear cut-to-length line converts moving coil into sheets through coordinated uncoiling, guiding, leveling, length measurement, synchronized cutting, conveying, and stacking. The line is selected as one production system: material condition, target sheet, speed, cut quality, and downstream handling all affect the final configuration.

From Coil to Finished Sheet

The exact equipment changes by project, but the main production flow normally follows these stages.

  1. Coil loadingConfirm the coil identity, dimensions, weight, surface, and loading direction before production.
  2. UncoilingSupport and release the coil into the line under controlled conditions.
  3. GuidingKeep the strip aligned with the processing centerline.
  4. LevelingReduce coil set and prepare the strip for measurement and cutting.
  5. Length measurementTrack strip travel and calculate the target cutting position.
  6. Flying shear cuttingSynchronize the shear with the moving strip and complete the cut in motion.
  7. ConveyingSeparate and transfer finished sheets away from the cutting zone.
  8. StackingCollect and prepare finished sheets for removal or downstream work.

Core Sections of the Production Line

RONGXING reviews each section against the complete production requirement rather than selecting the shear in isolation.

Coil handling and uncoiling

Match coil dimensions, loading method, payoff control, and workshop handling.

Guiding and leveling

Support stable tracking, flatness, and surface protection before cutting.

Measurement and flying shear

Coordinate encoder feedback, line speed, cut timing, and mechanical response.

Conveying and stacking

Control sheet separation, transfer, alignment, collection, and bundle handling.

PLC, HMI, and drives

Coordinate recipes, alarms, section speeds, production status, and operating logic.

Safety and maintenance access

Provide guarding, interlocks, emergency stops, and service space for the approved layout.

Engineering Decisions That Change Line Performance

A practical line is defined by how these linked decisions are matched to the confirmed production range. Each topic should be reviewed with the customer material and finished-sheet requirement.

Leveling and material preparation

Roll diameter, spacing, support, adjustment, strip tension, incoming coil condition, strength, and thickness all influence flatness and feeding stability.

Measurement and Flying Shear synchronization

Encoder contact, strip slip, drive response, shear acceleration, control timing, and mechanical condition must work together for repeatable sheet length.

Speed versus cut quality

Maximum speed cannot be judged separately from material strength, thickness, sheet length, cut frequency, acceleration, conveyor response, and stacking capacity.

Blade condition and shear setup

Blade material, edge condition, clearance, alignment, fastening, lubrication, and inspection intervals affect cut quality and reliable operation.

Material and surface protection

Roll cleanliness, guide contact, belt and table surfaces, chips, coatings, and handling methods must match stainless, coated, aluminum, and other surface-sensitive material.

Conveying and stacking

Sheet spacing, transfer speed, braking, support, alignment, pile height, bundle weight, and removal method determine whether the cutting section can sustain the target rhythm.

Controls, recipes, and diagnostics

PLC, HMI, servo drives, alarms, recipes, interlocks, and production records should coordinate the line and help operators find the source of variation.

Maintenance and acceptance

Service access, wear parts, lubrication points, calibration, test material, acceptance conditions, and operator checks should be defined before commissioning.

Choose by Material and Finished-Sheet Requirement

The 850mm, 1350mm, and 1650mm series provide starting points for different working widths. The final choice depends on the full operating envelope, not width alone.

  • Material grade, yield strength, thickness, width, coating, and surface condition
  • Finished length, flatness, diagonal, cut-edge, and stacking requirements
  • Normal production range as well as the most demanding coil and sheet
  • Target output, workshop space, foundations, utilities, and material flow

Compare the Right Model and Configuration

Use the model comparison as an initial screen, then confirm the combination of material, width, thickness, coil weight, speed, sheet quality, and handling method through engineering review.

  • 850mm for compact coil-to-sheet requirements within its confirmed range
  • 1350mm for medium-width production and configurable sheet handling
  • 1650mm for wider-coil production where structure and material flow need joint review
  • 1000mm dual-stacking as a separate model when two collection positions are required

Flying Shear Cut-to-Length Line FAQ

Does the strip stop for every cut?

During normal flying-shear production, the shear synchronizes with the moving strip so the material does not need to stop for each cutting cycle.

Which model should I choose?

Start with working width, then review material strength, thickness, coil weight, sheet length, speed, quality, stacking, and site limits together.

Are the comparison values guaranteed for every material?

No. Reference values depend on the material and final configuration; confirmed performance belongs in the technical proposal.

What is needed for a quotation?

Provide material and grade, width and thickness range, coil dimensions and weight, finished sheet sizes, target output, quality requirements, stacking method, and workshop information.

Discuss Your Flying Shear Line Requirements

Send the normal and maximum coil and finished-sheet specifications so RONGXING can review the process, model range, equipment sections, and line layout.

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