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15 m/min Three-Layer Space-Saving Roofing Roll Forming Machine and Trapezoidal Roof Sheet Making Machine

Product Summary
The howann 3-in-1 roll forming machine integrates 840/900 trapezoid profiles and flat plate slitting into one compact chassis, saving workshop space. It features a rigid 300H frame, 70mm solid shafts, and 15 m/min speed. CE certified with a 3-year warranty and transparent tiered pricing, it ensures reliable, high-yield production for global industrial builders.

Product Details

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15 m/min Roofing Roll Forming Machine

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Three-Layer Roof Sheet Making Machine

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Space-Saving Trapezoidal Roof Roll Forming Machine

Product Description

Developed through decades of rigorous field-proven engineering expertise and direct collaboration with international contractors across North America, Europe, and Southeast Asia, the howann Three Layer Trapezoid Roofing Sheet Making Machine 840/900 Metal Roof Tile Roll Forming Slitting Cut PLC Control Motor Engine is trusted by industrial builders and metal service centers worldwide.

Designed to eliminate the bottlenecks of operating three separate machines, this heavy-duty 3-in-1 system seamlessly integrates an 840mm trapezoid line, a 900mm trapezoid line, and a flat plate slitting station (using 3 blades to yield 4 strips) onto a single compact chassis, drastically cutting workshop footprint requirements and material handling overhead.

Backed by strict ISO9001 manufacturing authoritativeness and full compliance with European CE safety standards, every howann machine undergoes mandatory pre-shipment factory test runs and video audit verification. To ensure absolute customer trust and long-term operational security, howann provides transparent tiered wholesale pricing ranging from $7,900 to $8,500 per set based on volume, backed by an extended 3-year factory warranty, secure escrow payment protection, and responsive technical support.

howann three-layer trapezoid roofing sheet and flat plate slitting roll forming machine on factory floor
Technical Specifications & Verified Engineering Parameters
Brand Name & Model howann Three-Layer Trapezoidal & Slitting Roll Forming Line (Model: 840 / 900 / Slitting)
Rated Production Speed 15 Meters Per Minute (Continuous Industrial Output)
Standard Sheet Feeding Width 1000 mm Optimized Coil Input Capacity
Rolling Thickness Range 0.25 mm to 0.6 mm (Pre-painted GI & PPGI Substrates)
Main Motor & Hydraulic Power 4.5 kW Main Motor Drivetrain + 3.0 kW Hydraulic Pump Station
Total Machine Mass & Dimensions Approx. 4,300 kg | 5900 mm × 1650 mm × 2100 mm (Package: 660×150×140 cm)
Roller & Shaft Metallurgy 45# Forged Steel Rollers & 70mm Solid Forming Shafts with 1-Inch Chain Drive
Structural Chassis Framework 300H H-Beam Steel Frame with 14mm Reinforced Middle Plate
Control System Architecture Programmable PLC with French/Bilingual Interface & Digital Inverter Feedback
Compliance & Warranty Protection CE Certified (EU Standards Compliant) | Comprehensive 3-Year Factory Warranty
Advanced Engineering & Operational Highlights
  • Firsthand Jobsite Reliability: Designed alongside professional roofing contractors to solve workshop overcrowding by consolidating 840 trapezoids, 900 trapezoids, and flat plate slitting into one unified station.
  • Deep Metallurgical Expertise: Incorporates 70mm solid 45# steel forming shafts driven by 1-inch sprockets and heavy chains, preventing torsional deflection during high-speed multi-profile rolling.
  • Certified International Authoritativeness: Manufactured by Zhengzhou Howann Machinery—ranked among top industrial machinery suppliers with verified export excellence across the US, Mexico, UK, Philippines, and South Korea.
  • Uncompromised Transparent Trustworthiness: Supported by clear tiered pricing ($7,900–$8,500), secure payment protection, and verified 4.2/5 customer satisfaction ratings with an on-time dispatch rate exceeding 97%.
  • Rigid 300H Frame Stability: A heavy 4,300 kg mass-damping chassis featuring a 300H H-beam frame and 14mm middle plate absorbs mechanical vibration during high-speed cutting, ensuring absolute profile symmetry.
Close-up of howann roll forming machine forming shafts and 300H steel frame structure
Automated Workflow & System Reliability
  • Coil Infeeding & Guidance: Pre-painted or galvanized steel coils are fed smoothly from the uncoiler into the precision alignment guide table with minimal lateral deviation.
  • 3-in-1 Progressive Forming & Slitting: Calibrated roller stands simultaneously shape trapezoidal roof profiles on the lower layers while the upper shearing-slitting unit cuts the flat plate into 4 distinct strips.
  • Digital Length Measurement: High-precision rotary encoders track linear travel distance in real time, signaling the PLC unit when the exact programmed panel length is reached.
  • Hydraulic Shear Cut-Off: The 3 kW hydraulic pump station drives a clean, burr-free shear cut instantly at the programmed size, eliminating secondary trimming requirements.
Primary Architectural Applications
  • Commercial & Industrial Roofing: Fabricating weather-resistant 840mm and 900mm trapezoidal metal roof tiles for large-span warehouses and factories.
  • Metal Service Centers & Slitting Yards: Producing custom-width slit strips alongside finished roofing profiles from a single master coil to maximize material yield.
  • Regional Construction Supply Hubs: Centralized manufacturing yards supplying versatile, custom-cut metal roofing solutions directly to local contractors.
howann roll forming machine producing trapezoidal metal roofing profiles in industrial workshop
Frequently Asked Questions (FAQ)
Q1: What profiles and output can this machine produce simultaneously?

As detailed in the specifications for the Three Layer Trapezoid Roofing Sheet Making Machine 840/900 Metal Roof Tile Roll Forming Slitting Cut PLC Control Motor Engine, the machine combines an 840mm trapezoid line, a 900mm trapezoid line, and a flat plate slitting station (3 blades into 4 strips) from a single 1000mm master coil at 15 m/min.

Q2: How does the 300H frame and 14mm middle plate improve forming stability?

A robust 300H H-beam structural frame with a 14mm reinforced middle plate provides exceptional torsional rigidity, absorbing vibrational stress during high-speed rolling and hydraulic cutting to prevent micro-flexing.

Q3: What compliance paperwork and support are provided with the purchase?

howann includes complete documentation such as CE certificates, electrical schematics, factory inspection logs, and multilingual operation manuals, backed by an extended 3-year warranty protection.

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