CNC Rebar Cutting Machine Linked to Single Rolling Straightening Unit, 5– 14mm Output, Optional Recoiling Module

• After-sales Service: Provide
• Type: Balance Roller Straightening Machine
• Usage: Rebar Straightening Machine
• Model NO.: LZDL
• Voltage: 380V
• Automatic Grade: Automatic
• Principle: Large Deformation
• Certification: TUV, CCC, ISO9001, CE
• Warranty: 12 Months
• Customized: Customized
• Condition: New
• Raw Material Diameter: 5-14mm
• Max.Rolling Speed: 150-180m/Min
• Overall Production Capacity: 1600-3000tons/Month
• Standard Cut Length Range: 1.5 -12m
• Cutting Length Tolerance: ±2mm
• Straightness Deviation: ≤3mm
• Total Installed Power: 75.5-155kw
• Total Equipment Weight: 6.5-8.5tons
• Transport Package: Container
• Specification: 6.5-8.5T
• Trademark: Landsail Tech
• Origin: Chongqing China
• HS Code: 8461500090
• Production Capacity: 100sets/Year

Product Description

Product Description

Single Rolling Cold-Rolled Three-Sided Ribbed Rebar Straightening & Cutting or Recoiling Line

Production Line Features

1. Complies with GB13788-2024 Standard
The finished CRB550 rebar meets the latest Chinese national standard GB13788-2024, ensuring high-quality output.
 
2.Customer-Oriented Customization
The production line is fully customizable to meet specific customer needs, offering energy-saving, high efficiency, user-friendly operation, and low failure rate.

3. Continuous Operation with Dual Decoilers & CNC Buffer Rack
Equipped with dual decoilers and a CNC-controlled buffer discharge rack, enabling continuous feeding and uninterrupted cutting and packaging, improving productivity and reducing labor costs.

4. High Precision Online Straightening & Cutting
The rebar is straightened and cut automatically during the production process, with a length tolerance of ±2mm, ensuring dimensional accuracy.
 
5. Compact Design & Low Power Consumption
The system occupies minimal space and is designed for energy efficiency, significantly reducing power consumption.

Raw Material

Finished Product

Compatible with your local hot-rolled rebar grades
Diameters ranging from 5mm-14 mm.

(Provide the rebar grades used in your country)

Customized(Straight lengths, with optional recoiling)

Achieve a tensile strength of up to 550 MPa
Diameters ranging from 4mm-12mm

Main Applications

1. Building Construction: mid-rise apartments, residential buildings
2. Affordable Housing Projects: low-cost housing developments
3. Rural Infrastructure: schools, water tanks, small bridges
4. Local Rebar Processing: regional suppliers and distributors
5. Precast Elements: small to medium-sized components

Key Advantages

1. Cost-Effective Solution: lower investment with strong return on investment
2. Strength Enhancement: upgrades rebar to ~550 MPa
3. Broad Compatibility: supports 5–14 mm diameter bars
4. Simple Operation: easy to install, maintain, and operate
5. Continuous Output: integrated CNC buffer system for uninterrupted production

The complete production line consists of the following units:
 
Pay-off stand (2 sets),  hydraulic descaling machine,  lubricant powder box, cold rolling mill,  stress relief machine, high-speed straightening and cutting machine,  automatic alignment ,  discharge rack,  frequency servo control system, recoiler unit(optional).

1. Dual Decoilers: 
Ensuring continuous feeding and uninterrupted production.

2. Hydraulic Descaling Machine: 
Efficiently removes oxide scale and impurities from the surface of raw materials.

3. Lubricant Powder Box: 
Provides uniform and stable lubrication during the rolling process.

4. Cold Rolling Mill: 
Precision-rolled to form three-sided ribbed rebar with high dimensional accuracy.

5. Stress Relief Machine:
Eliminates internal stress in the rebar, improving its mechanical properties and straightness.

6. High-Speed Straightening and Cutting Machine:
Online straightening and automatic cutting with ±2mm length tolerance.

7. Automatic Alignment and Discharge Rack:
Ensures neat stacking and smooth material handling.

8. Variable Frequency Servo Control System:
Enables precise control of speed and position, improving automation and operational efficiency.

9.Recoiler unit (optional):

Rewinds straightened/cut bars into compact coils for flexible storage or transport.

Specification

Model No.	LZDL150D-1	LZDL180D-1	LZDL180D-2
Raw Material Diameter, mm	Φ5-10	Φ6.5-12	Φ6.5-14
Finished Rolling Diameter, mm	Φ4 Φ5 Φ6 Φ7 Φ9	Φ5 Φ6 Φ7 Φ8 Φ9 Φ11	Φ6-12
Max.Diameter Reduction Ratio	1.2	1.5	1.5
Max.Rolling Speed, m/min.	150	150/180	150/180
Overall Production Capacity, tons/month	1600	2600	3000
Actual Power Consumption, kw.h/ton	18-20	19-21	19-21
Wear Parts Consumption, RMB/ton	4-6	2-3	2-3
Standard Cut Length Range, m	1.5 -12	1.5 -12	1.5 -12
Cutting Length Tolerance, mm	±2mm	±2mm	±2mm
Straightness Deviation, mm/m	≤3mm	≤3mm	≤3mm
Total Installed Power,  kw	75.5kw	105.5kw	155kw
Speed Control Method	Variable Frequency Speed Control	Variable Frequency Speed Control	Variable Frequency Speed Control
Number of Sizing Traction Units	1	1	1
Straightening Method	Pressure Roller Type or Rotary Type	Pressure Roller Type or Rotary Type	Pressure Roller Type or Rotary Type
Number of Straightening Traction Units	2/3	2/3	2/3
Shearing and Control Method	Servo Flying Shear or Servo Drop Shear	Servo Flying Shear or Servo Drop Shear	Servo Flying Shear or Servo Drop Shear
Length Control Method	Photoelectric Switch or Optional PLC	Photoelectric Switch or Optional PLC	Photoelectric Switch or Optional PLC
Discharge Method	Auto.Align Rack with "Continuous Production"	Auto.Align Rack with "Continuous Production"	Auto.Align Rack with "Continuous Production"
Roller Lubrication and Cooling Method	Saponification liquid or Drawing Powder	Saponification liquid or Drawing Powder	Saponification liquid or Drawing Powder
Total Equipment Weight, tons	About 6.5 tons	About 7.5 tons	About 8.5 tons

Single Rolling VS Double Rolling & Straightening Line 
Comparison Table

Item	Single Rolling & Straightening Line	Double Rolling & Straightening Line
Cold Rolling Mills	1 unit	2 units
Rolling Method	Single-pass rolling	Double-pass continuous rolling
Decoilers	2 units (for continuous feeding)	1 unit
Hydraulic Descaling Machines	1 unit	2 units
Lubricant Powder Boxes	1 unit	2 units
Stress Relief Machine	Optional	Standard
Straightening Accuracy	≤3 mm/m	≤3mm/m
Cutting Length Tolerance	±2 mm	±2 mm
Straightening Method	Online straightening	Online straightening
Cutting Method	Servo flying shear / drop shear	Servo flying shear / drop shear
Speed Control System	Variable frequency control	Variable frequency control
Lubrication Method	Saponification liquid or drawing powder	Saponification liquid or drawing powder
Discharge Method	Automatic alignment discharge	Automatic alignment discharge
Continuous Production	Yes (dual decoiler)	No (single decoiler, requires downtime for coil change)
Production Capacity	Medium	High
Power Consumption	Energy-efficient	Energy-efficient
Footprint	Compact	Slightly larger
Applicable Customers	Small to medium-sized workshops	Medium to large factories, continuous production users
Investment Cost	Lower	Higher
Automation Level	Moderate	High, supports full automation
Compliance with GB13788-2024	Yes	Yes

Company Profile

Chongqing Landsail Technology Co., Ltd.

A leading manufacturer specializing in rebar machinery, offering full-service solutions in design, production, sales, and after-sales support.

1. Professional Expertise: 

With experienced engineers and designers, we deliver innovative and customized solutions.
2. Quality Assured:

Our products meet international standards including ISO 9001 and GB13788-2024.
3. Global Trade Advantage:

Backed by our group's international logistics company and customs clearance team, we ensure smooth and efficient global delivery.
4. OEM & ODM Welcome:

We fully support OEM and ODM services with flexible customization options.
5. Trusted Experience:

With over 20 years in the industry and 1,000+ satisfied customers worldwide, we are known for reliability and excellence.

Why Choose Us?

Other Production lines

1. Comprehensive Product Line for Rebar Processing

2. Advanced Technology and High Precision

3. Full Support for OEM & ODM Services

4. Complete Trade & Logistics Support

5. Quality Assured, Standards Compliant

6. Professional Service and Experience

1. High Preformance Cold-Rolled Two-Sided Ribbed Rebar Heating Straightening or Recoiling line
2. Dual Rolling CRB550 Cold-Rolled Three-Sided Ribbed Rebar
3. Rotating Roller CNC High-speed Rebar Straightening & Cutting
4. Pressure Roller CNC High-speed Rebar Straightening & Cutting
5. Third-Class Hydraulic Elongation Straightening & Cutting
6. Multi-function Cold Rolling Elongation Straightening & Cutting

Customer Installation Gallery & Certifications

FAQ

Q: What is the maximum diameter reduction ratio of this line?
A: Up to 1.5, suitable for various raw material sizes.
 
Q: Can this line produce rebar that meets GB13788-2024 standards?
A: Yes, the finished rebar fully complies with the GB13788-2024 standard.
 
Q: What is the function of the dual pay-off stands?
A: Enables continuous feeding without stopping, improving efficiency and reducing labor.
 
Q: What is the cutting length tolerance of the high-speed straightening and cutting machine?
A: ±0.2 mm, ensuring high cutting accuracy.
 
Q: What is the function of the automatic alignment discharge rack?
A: Automatically aligns and discharges rebar, improving packing efficiency.
 
Q: What is the roller lubrication and cooling method?
A: Saponification liquid or drawing powder, depending on process requirements.
 
Q: What is the advantage of the hydraulic descaling machine?
A: Efficiently removes oxide scale, improving surface quality.
 
Q: Does the line support continuous production?
A: Yes, with dual decoilers and CNC buffer discharge rack for uninterrupted operation.
 
Q: Is the line customizable?
A: Yes, the line can be customized according to customer needs.
 
Q: Do you offer installation and training?
A: Yes, we provide on-site installation and operator training services.
 
Q: Do you have your own logistics and customs service?
A: Yes, we own an international logistics company and customs brokerage for smooth delivery.