Step Tile Roll Forming Machine

Step Tile Roll Forming Machine

Forming Equipment for Step-Lap Metal Roofing with Consistent Tile Geometry
A Step Tile Roll Forming Machine is designed to manufacture metal roofing panels with a repeated stepped or tile-like surface pattern. Instead of producing a continuous flat-ribbed sheet, the forming line creates a roof panel with defined transverse steps that improve the visual appearance of the finished roof while maintaining the advantages of lightweight steel roofing. The machine is suitable for galvanized steel, galvalume steel, and pre-painted steel commonly used for residential, commercial, agricultural, and light industrial roofing. The forming system can be engineered around the customer's required tile height, step pitch, panel width, material thickness, and roof profile.
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Description
Technical Parameters

Hangzhou IUWON Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of step tile roll forming machine in China. With abundant experience, we warmly welcome you to buy custom made step tile roll forming machine from our factory. Good service and reasonable price are available.

 

Step Tile Roll Forming Machine Structure

A typical production line is arranged as:

Coil Loading → Decoiling → Leveling → Roll Forming → Step/Tile Forming → Length Control → Cutting → Run-Out

The line can be configured with different levels of automation depending on production volume.

The main equipment includes:

Hydraulic or manual decoiler

Coil feeding and leveling section

Roll forming section

Step-forming / tile embossing unit

Hydraulic cutting system

PLC control cabinet

Hydraulic power station

Run-out table

Optional automatic stacker

Unlike a conventional corrugated roofing line, the forming section is combined with a controlled tile-pattern forming process to create the characteristic stepped appearance.

 

step tile roll forming machine

 

 

 

Typical Machine Specifications

Item Typical Specification
Machine Type Step Tile Roofing Roll Forming Machine
Suitable Material PPGI / PPGL / GI / GL Steel
Material Thickness 0.30–0.80 mm
Coil Width 1000–1250 mm
Effective Panel Width 750–1100 mm
Tile Step Height 20–40 mm
Tile Step Length 250–400 mm
Forming Speed 3–8 m/min
Forming Stations 18–24 stations
Shaft Diameter 70–80 mm
Shaft Material 45# / 40Cr Steel
Roller Material 45# Steel / GCr15
Main Motor 7.5–15 kW
Hydraulic Motor 3–5.5 kW
Drive Type Gearbox / Chain Drive
Cutting Method Hydraulic Cut-to-Length
Control System PLC + Touchscreen
Length Tolerance ±1–2 mm
Voltage 380V / 50Hz / 3 Phase
Installation Complete Production Line

Final specifications should be determined from the customer's roof profile drawing and material requirements.

 

 

Tile Profile Configuration

The appearance and mechanical behavior of a step tile panel are strongly influenced by the geometry of the repeated tile section.

Common configurable dimensions include:

Profile Feature Typical Range
Tile Height 20–40 mm
Tile Pitch 250–400 mm
Panel Width 750–1100 mm
Rib Height 20–45 mm
Sheet Thickness 0.30–0.80 mm
Panel Length 1.5–12 m
Side Lap Width 20–60 mm
Forming Radius According to material thickness

Different tile dimensions require different roll tooling and step-forming arrangements. Therefore, the tooling should be developed from the actual cross-sectional and longitudinal profile rather than selecting rollers from a generic tile machine.

For projects using a non-standard tile pattern, the production line can be engineered around the customer's CAD drawing.

 

 

How the Step Pattern Is Formed

The production process can be divided into two forming directions.

Longitudinal Forming

The steel strip first passes through several roll stations that gradually create the main ribs and side geometry.

Each station performs a controlled amount of deformation. This reduces excessive stress concentration and helps maintain the designed roof profile.

Transverse Step Forming

After the basic roofing profile has been established, the sheet passes through the tile-pattern forming section. The equipment creates repeated transverse steps at programmed intervals.

The control system coordinates:

Sheet Feeding → Position Detection → Step Forming → Length Measurement

This synchronization is critical when producing panels with a consistent tile pitch.

 

 

Servo-Controlled Tile Positioning

For step tile production, the longitudinal position of every tile section needs to remain consistent.

A servo-controlled feeding system can be used where higher pattern accuracy is required.

Typical control functions include:

Programmable tile pitch

Position correction

Automatic length measurement

Servo synchronization

Production counting

Automatic stopping

Cutting position control

For example, when the required tile pitch is 350 mm, the control system maintains the programmed distance between successive step sections throughout the production run.

This is particularly useful for long panels where accumulated pitch deviation could otherwise become visible during installation.

 

 

Roll Tooling Design

The forming rollers are designed according to the actual roofing profile.

Typical tooling considerations include:

Sheet thickness

Material yield strength

Rib height

Tile geometry

Bending radius

Side-lap configuration

Surface coating

Required forming speed

Rollers can be manufactured from precision-machined steel and heat-treated where necessary.

For coated steel sheets, the forming sequence is designed to reduce unnecessary contact pressure and surface damage. This helps maintain the appearance of pre-painted roofing material after forming.

 

 

Material Compatibility

The equipment can be configured for several commonly used roofing materials.

Material Typical Application
Galvanized Steel Residential & industrial roofing
Galvalume Steel Corrosion-resistant roofing
PPGI Colored architectural roofing
PPGL Exterior roofing with coated surface
Pre-painted Steel Residential and commercial projects

A material thickness of approximately 0.30–0.80 mm is commonly used for this type of roofing product. Thicker material can be considered when the roll tooling, shaft system, drive capacity, and forming load are redesigned accordingly.

 

 

Cutting System

The finished panel is cut to the programmed length after the tile pattern has been formed.

A hydraulic cutting system normally consists of:

Hydraulic station

Cutting frame

Hydraulic cylinder

Replaceable blades

Length encoder

PLC-controlled cutting sequence

The machine can produce different panel lengths in the same production batch.

For example, one order may require:

3.0 m panels

4.5 m panels

6.0 m panels

The operator can enter the required length and quantity through the touchscreen interface.

 

 

Production Speed vs. Pattern Accuracy

The maximum line speed should not be considered independently from the tile geometry.

A shallow and relatively simple profile can generally run faster than a deeper tile pattern with more demanding step-forming requirements.

Production Requirement Typical Configuration
Standard Tile Profile 5–8 m/min
Complex Tile Geometry 3–6 m/min
High Pattern Accuracy Servo-Controlled Feeding
High Production Volume Automatic Stacking
Short Panels Standard Run-Out
Long Panels Extended Run-Out / Stacker

For roofing manufacturers, a stable production speed with consistent tile pitch is often more valuable than pursuing the highest theoretical line speed.

 

 

Machine Frame & Transmission

The forming machine uses a rigid welded frame to support the forming shafts and roller stations.

Important structural components include:

Reinforced machine base

Forming station frames

Bearing housings

Steel shafts

Drive gearbox

Transmission components

Side guide system

For normal light-gauge roofing applications, chain or gearbox transmission can be selected according to machine configuration.

If the customer requires thicker steel or higher production loads, the machine frame and transmission system can be reinforced accordingly.

 

 

Applications

Step tile roofing panels are commonly used for:

Residential Buildings

The tile-shaped appearance provides an alternative to conventional flat or corrugated roofing while retaining the low weight of metal sheets.

Villas and Housing Projects

Pre-painted step tile panels can be produced in different colors and surface finishes for architectural roofing.

Commercial Buildings

Suitable for shops, offices, small commercial facilities, and other projects requiring a decorative metal roof profile.

Agricultural Buildings

The lightweight panels can be used for farm buildings, storage structures, workshops, and shelters.

Light Industrial Buildings

The profile can be adapted for warehouses and other low- to medium-demand roofing applications where the selected sheet thickness meets project requirements.

 

 

Why Choose a Step Tile Production Line?

A dedicated step tile production system provides several production advantages:

Production Factor Benefit
Controlled Tile Pitch Consistent visual pattern
Multi-Pass Forming Reduced profile deformation
Servo Positioning Better step location accuracy
Hydraulic Cutting Programmable panel lengths
PLC Control Repeatable production parameters
Profile-Specific Tooling Better dimensional consistency
Optional Stacking Reduced manual handling

The most important distinction from a standard roof sheet roll forming machine is the additional control required for the repeated tile pattern.

 

 

Customization Options

The machine can be configured according to different roofing markets and product specifications.

Possible customization includes:

Tile height

Tile pitch

Effective width

Sheet thickness

Coil width

Panel length

Side-lap geometry

Surface finish

Forming speed

Decoiler capacity

Cutting system

Automatic stacker

PLC brand

Electrical standard

A typical engineering input package should include the profile drawing, material grade, thickness, coil width, effective width, tile pitch, tile height, panel length, and target production capacity.

 

 

Quality Control

Machine accuracy depends on both manufacturing precision and final commissioning.

Key inspection points include:

Inspection Item Control Method
Roll Diameter Precision Measurement
Shaft Diameter Dimensional Inspection
Roller Alignment Assembly Inspection
Profile Width Finished Panel Measurement
Tile Pitch Length Measurement
Panel Length PLC + Manual Verification
Surface Quality Visual Inspection
Cutting Accuracy Sample Panel Testing
Machine Operation Continuous Trial Run

Before shipment, the machine can be tested with the customer's specified material to verify the profile geometry, tile pitch, cutting performance, and operating stability.

 

 

FAQ

What is the difference between a step tile machine and a corrugated sheet machine?

A corrugated sheet machine primarily creates continuous longitudinal waves or ribs. A step tile system additionally creates repeated tile-like sections along the panel length.

What steel thickness can the machine process?

A common range is 0.30–0.80 mm. The actual range depends on the profile design, material grade, roll tooling, and forming load.

Can the tile pitch be customized?

Yes. Tile pitch is one of the main profile parameters and can be designed according to the required roofing product.

Can I produce different panel lengths?

Yes. PLC-controlled cut-to-length operation allows different panel lengths to be programmed for production.

Can the machine use PPGI and PPGL?

Yes. The forming tooling can be designed for coated steel materials, with the forming sequence optimized to reduce surface marking.

Can you manufacture the machine according to my existing tile profile?

Yes. A profile drawing or sample panel can be used as the engineering reference for roller design and machine configuration.

 

 

Request a Profile-Based Quotation

For an accurate quotation, provide:

Profile Drawing + Material Thickness + Coil Width + Effective Width + Tile Height + Tile Pitch + Panel Length + Required Speed

The forming line can then be configured around the actual roofing profile instead of using a generic machine specification.

This approach is suitable for roofing manufacturers, building-material distributors, steel fabricators, and B2B production facilities that need a repeatable step tile roofing panel with controlled dimensions and consistent tile geometry.

 

 

 

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