Learn how to safely clean a roll forming machine to prevent wear, contamination and surface defects.

Why Cleaning Matters

A roll forming machine accumulates:

• Metal fines

• Dust

• Paint residue

• Oil mist

• Grease buildup

• Hydraulic leaks

• Slitting debris

If not removed regularly, contamination causes:

• Roller scratching

• Bearing wear

• Electrical faults

• Sensor failure

• Chain wear

• Overheating

Cleaning is not cosmetic — it is preventative maintenance.

⚠️ Before Cleaning: Safety First

Always:

• ✔ Power off machine
• ✔ Lock-out / tag-out
• ✔ Depressurize hydraulic system
• ✔ Wear gloves and eye protection
• ✔ Avoid cleaning moving parts while energized

Never use compressed air near rotating components while machine is running.

1️⃣ Cleaning the Rollers (Most Important Area)

Daily (High Production)

• ✔ Wipe roller surfaces with lint-free cloth
• ✔ Remove paint buildup
• ✔ Remove metal shavings

Weekly

• ✔ Use mild solvent (non-corrosive, non-chlorinated)
• ✔ Remove embedded particles
• ✔ Inspect for burrs or scoring

Do NOT:

• ❌ Use wire brushes
• ❌ Use aggressive abrasives
• ❌ Use acidic cleaners

Roll surfaces must remain smooth and polished.

2️⃣ Cleaning the Entry Section

Remove:

• Strip edge debris

• Coil dust

• Scrap pieces

Inspect:

• ✔ Pinch rollers
• ✔ Side guides
• ✔ Feed table

Debris here causes scratches and misalignment.

3️⃣ Cleaning the Uncoiler

• ✔ Remove loose debris
• ✔ Clean mandrel segments
• ✔ Check expansion mechanism
• ✔ Wipe oil buildup

Avoid over-lubricating mandrel after cleaning.

4️⃣ Cleaning the Chain Drive

Chains attract dust.

• ✔ Wipe off old contaminated grease
• ✔ Apply light chain lubricant
• ✔ Remove hardened buildup

Do NOT pack chains with thick grease — it traps debris.

5️⃣ Cleaning Hydraulic System Areas

• ✔ Wipe around fittings
• ✔ Check for leaks
• ✔ Clean pump and motor casing
• ✔ Keep cooling fins clear

Never spray solvent into electrical panels.

6️⃣ Cleaning Electrical Cabinets

• ✔ Vacuum dust
• ✔ Inspect cooling fans
• ✔ Replace clogged filters
• ✔ Keep vents clear

Dust inside cabinet increases heat and electrical faults.

Do NOT use compressed air directly on PLC boards.

7️⃣ Cleaning Emboss Rolls (If Applicable)

Emboss rolls must be:

• ✔ Free from paint buildup
• ✔ Free from embedded debris
• ✔ Clean inside pattern grooves

Use soft brushes and safe solvents only.

8️⃣ Cleaning Schedule by Production Level

Light Production:

• Full clean monthly

• Roller wipe weekly

Medium Production (8 hrs/day):

• Roller wipe daily

• Full clean weekly

Heavy Production (16 hrs/day):

• Roller wipe daily

• Entry section daily

• Full clean twice weekly

High-speed lines require more frequent cleaning.

9️⃣ What NOT to Do

• ❌ Do not pressure wash bearings
• ❌ Do not soak sealed bearings in solvent
• ❌ Do not mix solvent with grease
• ❌ Do not use water near electrical cabinets
• ❌ Do not remove safety guards permanently

Improper cleaning causes more damage than dirt.

10️⃣ Signs Your Machine Needs Immediate Cleaning

• Surface scratches appearing

• Increased bearing temperature

• Electrical overheating

• Unusual vibration

• Hydraulic overheating

• Emboss pattern fading

If quality drops suddenly, check contamination first.

Professional Cleaning Procedure (Step-by-Step)

1. Lock out power

2. Remove loose debris manually

3. Wipe rollers

4. Clean entry guides

5. Inspect and clean chains

6. Check hydraulic area

7. Vacuum electrical cabinet

8. Reapply correct lubrication

9. Test run at low speed

Always re-lubricate after solvent cleaning.

Final Expert Insight

A clean roll forming machine runs:

• ✔ Cooler
• ✔ More accurately
• ✔ With less scrap
• ✔ With longer bearing life
• ✔ With fewer electrical faults

The most common real-world issue is metal dust mixing with grease, creating abrasive paste that destroys bearings.

Cleaning frequency should match production intensity — not calendar dates.

Good cleaning practice protects:

• Tooling

• Bearings

• Shafts

• Motors

• Hydraulic systems

• Surface finish