Window Mullion Roll Forming Machine Data Sheet | Technical Specifications
Window Mullion Roll Forming Machine Technical Data Sheet
Machine Overview
Parameter Specification
Machine Name Window Mullion Roll Forming Machine
Profile Produced Steel window mullion structural profiles
Machine Type Single profile / adjustable mullion roll forming machine
Production Application Window mullions for curtain wall systems and structural glazing
Manufacturing Process Continuous cold roll forming
Production Environment Factory production line / window system manufacturing facility
The window mullion roll forming machine produces structural mullion profiles used in window systems and curtain wall structures. Mullions are vertical structural elements that divide window sections and support glazing systems.
These profiles are commonly used in commercial buildings, office towers, shopping centers, and large architectural façade systems.
Production Specifications
Specification Typical Value
Production Speed 8–20 m/min
Forming Stations 16–24 stations
Material Thickness Range 0.8–2.0 mm
Coil Width 150–400 mm
Coil Weight Capacity 3–6 tons
Cut Length Tolerance ±1 mm
Minimum Profile Length 600 mm
Maximum Profile Length Unlimited
Window mullion machines are designed to produce accurate structural profiles used in modern façade and glazing systems.
Material Compatibility
Material Type Supported
Galvanized Steel Yes
Cold Rolled Steel Yes
Pre-painted Steel Optional
Stainless Steel Optional
Aluminum Limited
Galvanized steel mullions provide durability and corrosion resistance in building applications.
Material Strength
Property Typical Range
Yield Strength G300 – G550
Tensile Strength Up to 550 MPa
Coating Types Galvanized Z120 – Z275
High-strength materials allow mullions to support large glass panels and façade systems.
Machine Frame Construction
Component Specification
Frame Type Heavy duty welded structural steel frame
Frame Plate Thickness 18–25 mm
Machine Base Fabricated steel base frame
Frame Alignment Precision machined mounting surfaces
Machine Weight 8–14 tons
The rigid machine frame ensures accurate forming of structural mullion profiles.
Roll Tooling Specifications
Specification Typical Value
Roller Material GCr15 bearing steel
Heat Treatment HRC 58–62
Roller Diameter 80–110 mm
Shaft Diameter 75–90 mm
Shaft Material 40Cr alloy steel
Surface Finish Hard chrome plating
Roll Pass Design Mullion profile forming system
Forming Stages 16–24 stations
Roll tooling gradually forms steel strip into structural mullion channel profiles.
Drive System
Component Specification
Drive Type Gearbox drive system
Main Motor 7.5–15 kW
Drive Ratio 1:20
Transmission Industrial gearbox
Lubrication Oil bath gearbox
Gearbox drive systems provide stable forming power for structural profiles.
Hydraulic Cutting System
Component Specification
Cutting Type Hydraulic flying cut or post cut
Blade Material Cr12 tool steel
Cutting Accuracy ±1 mm
Hydraulic Pressure 10–18 MPa
Hydraulic Motor 4–5.5 kW
Hydraulic cutting ensures precise mullion lengths during production.
Control System
Component Specification
PLC Siemens / Mitsubishi / Delta
HMI Touch screen control interface
Length Measurement Rotary encoder system
Control Accuracy ±1 mm
Automation Fully automatic production
Control functions include:
Automatic length control
Batch production programming
Production monitoring
Fault diagnostics
Emergency stop system
Electrical Specifications
Parameter Value
Voltage 380V / 415V / 480V
Frequency 50 Hz / 60 Hz
Control Voltage 24V
Electrical Cabinet IP54 industrial enclosure
Protection Overload protection and circuit breakers
Machine Layout Dimensions
Parameter Value
Machine Length 10–16 m
Machine Width 1.6–2.3 m
Machine Height 1.6–2.2 m
Total Production Line Length 18–26 m
Typical production line configuration:
Uncoiler → Leveling System → Punching System → Roll Forming Machine → Hydraulic Cutting → Run-out Table
Coil Handling Equipment
Specification Value
Uncoiler Type Hydraulic decoiler
Coil Capacity 3–6 tons
Coil Inner Diameter 450–550 mm
Coil Outer Diameter Up to 1400 mm
Expansion Type Hydraulic expansion system
Optional Equipment
Equipment Description
Punching System Window fixing holes and slots
Automatic Stacker Profile stacking system
Servo Feeder Precision feeding system
Coil Car Automatic coil loading system
Remote PLC Monitoring Remote diagnostics and monitoring
Punching systems allow mullion profiles to include fixing holes for glazing and frame connections.
Installation Requirements
Requirement Typical
Foundation Reinforced concrete foundation
Floor Load Capacity 8–14 tons
Electrical Connection Three phase industrial power supply
Air Supply Optional for punching systems
Installation Time 2–3 days
Maintenance Requirements
Component Maintenance Interval
Gearbox Oil 6 months
Bearings 6 months
Hydraulic Oil 12 months
Roll Tooling Inspection Monthly
Routine maintenance ensures stable machine operation and long tooling life.
Production Capacity Example
Production Speed Output
8 m/min 480 m/hour
12 m/min 720 m/hour
20 m/min 1200 m/hour
Production output depends on mullion profile complexity and material thickness.
Window Mullion Profile Information
Specification Value
Profile Type Steel window mullion structural profile
Typical Width 80–120 mm
Material Thickness 0.8–2.0 mm
Typical Lengths 2–4 meters
Mullions are structural members used in window systems to support glass panels and divide large façade sections.
Machine Standards
Standard Description
CE Certification European machinery safety standards
ISO 9001 Manufacturing quality management
Electrical Compliance Industrial electrical safety standards
Shipping Information
Specification Value
Container Size 40 ft container
Shipping Weight 10–16 tons
Packaging Industrial export packing
Typical Machine Price Range
Machine Type Price Range
Basic Line $60,000 – $95,000
Automatic Line $95,000 – $140,000
High Speed Automatic Line $160,000+
Pricing depends on automation level, punching systems, and production capacity.
Applications
Industry Use
Commercial Buildings Curtain wall mullions
Office Towers Structural glazing systems
Retail Centers Architectural façade systems
Public Buildings Large window installations
Window mullion roll forming machines are widely used by façade system manufacturers producing structural profiles used in modern glass curtain wall and window systems.