Unionindus - Professional Cold Roll Forming Machine Manufacturer

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.

UnionMetal Machinery — factory and values

20+

Years Experience

Professional Cold Roll Forming Machine Manufacturer & Supplier

Unionindus 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.

PRECISION
INTEGRITY
INNOVATION
DURABILITY
DEDICATION
PARTNERSHIP

Learn More About Us

Featured equipment

Popular configurations for growing manufacturers

Cold Forming Machine

Roofing Sheet Roll Forming Machine

Unionindus supplies customized roofing sheet roll forming machines for producing metal roofing panels, wall cladding sheets, corrugated sheets and trapezoidal profiles. Stable forming, accurate cutting, PLC control and project-based machine design for global building material manufacturers.

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Cold Forming Machine

C/Z Purlin Roll Forming Machine

Unionindus supplies C/Z purlin roll forming machines for steel structure purlin production, with automatic size adjustment, punching, cutting and PLC control for building frame manufacturers.

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Cold Forming Machine

Door Frame Roll Forming Machine

Unionindus supplies door frame roll forming machines for producing steel door frames, metal door jambs and fire door frame profiles with punching, forming and cutting systems.

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Cold Forming Machine

Downspout Roll Forming Machine

Unionindus manufactures downspout roll forming machines for producing square, rectangular or customized rainwater downpipes for metal roofing drainage systems.

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Cold Forming Machine

Highway Guardrail Roll Forming Machine

Unionindus supplies highway guardrail roll forming machines for producing W beam, thrie beam and road safety barrier profiles with punching, forming and hydraulic cutting systems.

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Cold Forming Machine

Ridge Cap Roll Forming Machine

Unionindus provides ridge cap roll forming machines for producing metal ridge caps, roof capping profiles and roofing trim components for complete metal roofing systems.

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Why Choose Us

Technical Advantages of Our Roll Forming Machine

We deliver high-performance, heavy-duty roll forming solutions with industry-leading precision

Core Materials & Durability

Premium Rollers: We use Cr12MoV/SKD11 tool steel (hardened to HRC 58-62) with vacuum heat treatment, extending wear life by 3x compared to standard materials.
Precision Shafts: High-grade 40Cr alloy steel shafts, quenched and tempered, ensure zero deflection and high torque resistance during heavy-duty operation.
Heavy-Duty Frame: Large-scale column structure and H-beam welded base provide maximum stability for 10-year+ continuous production.

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Application

Industries We Serve

From construction and steel structures to logistics racking, infrastructure, renewable energy, and interior systems—explore typical equipment lines and end products for each sector, then reach out for a tailored line layout.