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How often should you lubricate a roll forming machine, and which lubricant to use?
Direct Answer
Lubricate gears, chains, and linear guide rails once per shift using heavy-duty lithium grease (NLGI Grade 2). For rollers processing prepainted galvanized steel, spray a water-soluble forming oil or light mineral oil continuously on the metal strip to reduce friction.
Technical Deep-Dive & Solutions
Maintenance SOP layout. Provide checklist tables for Daily, Weekly, and Monthly lubrication tasks. Explain how oil-water ratio in water-soluble lubricants affects anti-rust protection.
Key Engineering Guidelines
- Precision Caliber: Ensure gradual bending stages to prevent metal micro-cracking and material stress.
- Premium Tooling: Use vacuum-quenched GCr15 or Cr12MoV die steel for rollers (HRC 58-62) with hard-chrome plating.
- Smart Design: Always calibrate lateral and vertical roll station alignment using a precise central wireline.
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