Unionindus Expands Global Presence
We are pleased to announce the opening of our new service center in Southeast Asia.
Read More20+ Years Industry Experience
Professional Cold Roll Forming Machine Manufacturer & Supplier
UnionMetal Machinery is a trusted partner for roll forming lines and automated production—high precision, Industry 4.0-ready, with one-stop service from design to support.
Roll Forming MachineCold Roll Forming EquipmentC/Z Purlin MachineRoof Panel Machine
30m/min
Production Speed
±1mm
Precision Tolerance
20+
Countries Served
<2%
Material Waste
10min
Changeover Time
24/7
Global Support
One-Stop Service
A complete turnkey solution covering the entire lifecycle: from consulting and design to manufacturing, installation, and maintenance.
QC & Inspection Service
We pay much attention on package and preshipment inspection before loading.
Reasonable & Competitive Price
We minimize cost by optimizing the supply chain, instead of diminishing quality or gambling the market.
Flexible Payment Options
T/T, L/C, Usance L/C, Alipay, D/P, CAD, Open Terms, all available.
20+
Years Experience
Professional Cold Roll Forming Machine Manufacturer & Supplier
UnionMetal Machinery is a trusted manufacturer of roll forming machines and automated production lines, with over 20 years of industry experience. Based in Botou, China, we provide high-precision, Industry 4.0-ready solutions to customers worldwide.
Our product range includes fully automatic CZ purlin machines with fast size change, roofing sheet machines, sandwich panel lines, and guardrail and floor deck systems. Equipped with advanced servo control, our machines ensure stable performance, high efficiency, and precise output.
We also deliver complete turnkey solutions—from technical consultation and custom design to installation and 24/7 global support. With speeds up to 30 m/min and ±1 mm tolerance, our solutions help reduce waste and improve ROI.
- SINCERITY
- GRATITUDE
- EXCELLENCE
- UPRIGHTNESS
- RESILIENCE
- PRACTICALITY
Product Categories
Professional Cold Forming Equipment
Explore our full range of roll forming machine categories—select a category or use the arrows on the main image.
Cold Forming Machine
C/Z purlin lines, roofing and wall panels, glazed tile, and custom profiles with fast changeover and stable output.
Why Choose Us
Technical Advantages
Four pillars of engineering and service—rotating highlights below.
Advantage 1
Servo Control & Precision
Advanced servo drives and closed-loop control deliver ±1 mm tolerance and repeatable profiles across long production runs.
Advantage 2
Industry 4.0 Ready
IoT connectivity, remote monitoring, and data-ready interfaces so you can integrate MES and smart factory workflows.
Advantage 3
High-Speed Production
Optimized roll tooling and line synchronization support speeds up to 30 m/min for demanding roofing and structural orders.
Advantage 4
Turnkey & Lifecycle Support
From technical consultation and custom design to installation, training, and 24/7 global support—we stay with your line.
Quality & Compliance
Certificates
Our systems are built and documented to meet international quality and market access expectations. Replace placeholders with your scanned certificates when ready.
ISO 9001
Quality Management
CE
European Conformity
Patents
Core Technology
Export License
Global Trade
Application
Global Success Stories
Selected installations worldwide—the center image highlights the active project; side previews show adjacent cases.
Saudi Arabia
Saudi Arabia
Steel Structure Manufacturing Plant. Complete CZ purlin production line with automated stacking system Result: Production capacity increased by 40%.
Resources
News & Location
Latest updates and where to find us in Botou, Hebei.
New CZ Purlin Machine Launch
Introducing our latest automatic changeover CZ purlin machine with 10-minute switching capability.
Read MoreIndustry 4.0 Integration
Our new smart manufacturing systems now feature advanced IoT connectivity and remote monitoring.
Read MoreVisit us — Botou, Hebei, China
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Simplify Production. Amplify Value
Smart roll forming solutions that simplify production, reduce waste, and maximize your ROI.
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