Case Study: Purlin and Framing Production for Farm and Light Industrial Projects in Idaho

Case Study: Purlin and Framing Production for Farm and Light Industrial Projects in Idaho

This case study explores a roll forming operation in Idaho focused on producing C & Z purlins and light steel framing components for:

• agricultural buildings
• workshops
• warehouses
• light industrial projects

It highlights how a business can scale beyond roofing panels into higher-value structural products, increasing margins and expanding market reach.

Project Overview

Location

Treasure Valley region (Boise / Nampa / Caldwell)

Business Model

• supply structural steel components
• focus on purlins and framing systems
• serve both agriculture and construction markets

Products Manufactured

• C purlins
• Z purlins
• light gauge framing sections
• structural channels

Target Customers

• steel building contractors
• farm builders
• warehouse developers
• fabrication companies

Initial Setup

Factory Setup

• 1,000 m² facility
• 3-phase power (480V)
• dedicated coil storage area

Equipment Installed

• C/Z purlin roll forming machine (manual changeover)
• hydraulic punching system
• hydraulic cutting system
• 5-ton hydraulic decoiler
• runout and stacking tables

Team

• 2 machine operators
• 2 helpers
• 1 supervisor

Investment

• machine: ~$120,000
• additional equipment: ~$40,000
• materials and setup: ~$40,000

👉 Total: ~$200,000

Production Capabilities

Machine Performance

• speed: 15–25 m/min
• thickness range: 1.2–3.0 mm
• profiles: multiple sizes

Output

• daily production: 5,000–8,000 meters
• higher value per meter than roofing panels

Flexibility

• ability to produce custom sizes
• adaptable for different projects

Challenges Faced

1. Complex Machine Setup

Problem

• purlin machines require precise setup
• frequent adjustments for different sizes

Solution

• operator training
• standardized setup procedures
• reduced changeover time

2. Demand Variation Between Markets

Problem

• agricultural demand steady
• industrial demand more project-based

Solution

• diversified customer base
• balanced production schedule

3. Material Handling (Heavier Gauge Steel)

Problem

• thicker steel harder to process
• increased machine load

Solution

• proper coil handling equipment
• regular machine maintenance

4. Competition from Large Suppliers

Problem

• larger companies supplying bulk orders

Solution

• focus on fast turnaround
• offer custom sizes
• provide local delivery

Production Strategy

Batch Production

• grouped similar profiles
• minimized setup time

Custom Orders

• handled small-batch production
• served niche customer needs

Scheduling

• agricultural jobs → consistent base workload
• industrial jobs → higher value, scheduled in between

Improvements Implemented

Efficiency Upgrades

• improved material flow
• optimized factory layout

Quality Control

• stricter inspection processes
• reduced defects

Customer Service

• faster quotes
• reliable delivery

Results After 18 Months

Business Growth

• expanded customer base
• increased order volume

Revenue Increase

• higher margins than roofing panels
• consistent income from mixed markets

Profitability

• ROI achieved within 12–18 months

Expansion

• added second machine (automatic C/Z changeover planned)
• exploring structural framing systems

Key Success Factors

1. Higher-Value Products

• purlins generate more revenue per meter

2. Market Diversification

• agriculture + industrial sectors

3. Flexibility

• ability to produce custom profiles

4. Local Advantage

• faster delivery than large suppliers

Lessons Learned

Invest in Training

• complex machines require skilled operators

Focus on Efficiency

• reduce setup time to increase output

Balance Your Market

• avoid relying on one industry

Offer Custom Solutions

• increases competitiveness

Example Project Breakdown

Farm Building Project

• purlins required: 2,000–3,000 meters
• production time: less than 1 day

Light Industrial Warehouse

• purlins required: 5,000–10,000 meters
• production time: 1–2 days

Profit Advantage

• higher margins than roofing panels
• repeat business from contractors

Growth Opportunities

Automation

• automatic C/Z changeover machines

Expanded Product Range

• structural framing
• light steel framing systems

Larger Projects

• commercial and industrial buildings

FAQ: Purlin Production in Idaho

Are purlins in high demand?

Yes, especially for:

• farm buildings
• warehouses

Are purlin machines more complex?

Yes, they require:

• precise setup
• skilled operators

Is this business profitable?

Yes, due to:

• higher product value
• strong demand

How long to achieve ROI?

Typically:

• 12–18 months

What is the biggest challenge?

Machine setup and production efficiency.

Conclusion

This case study shows that purlin and framing production in Idaho is a high-value opportunity for roll forming businesses looking to expand beyond roofing panels.

By focusing on:

• the right equipment
• efficient production planning
• skilled operators
• strong customer relationships

a business can achieve:

• higher margins
• steady demand
• scalable growth

In Idaho’s growing agricultural and industrial sectors, supplying structural components like purlins provides a competitive edge and long-term profitability.