PRB 7130 Precision HD Rust-Pen Oil is a premium-grade heavy-duty penetrating oil developed for industrial maintenance, repair, and overhaul applications. It is specially formulated to quickly penetrate rusted, corroded, and seized metal components, ensuring easy dismantling and smooth maintenance operations.
The advanced penetrating formula rapidly reaches inaccessible areas, dissolves rust, scale, dirt, and dried grease deposits, and helps free stuck nuts, bolts, fasteners, valves, hinges, and mechanical assemblies without causing damage to components. The product also leaves behind a protective lubricating film that minimizes wear and simplifies future disassembly operations.
PRB 7130 is suitable for use in workshops, manufacturing plants, automotive maintenance, agricultural machinery, conveyors, air tools, industrial equipment, and general engineering applications. It is silicone-free and safe for all metals as well as most plastics and rubbers, making it a versatile maintenance solution for multiple industries.
Key Benefits:
- Rapid rust penetration and loosening action
- Removes corrosion, scale, and oxidation effectively
- Reduces downtime during maintenance work
- Minimizes wear on mechanical parts
- Improves dismantling efficiency of seized assemblies
- Helps lower maintenance costs and reduce scrap rates
- Suitable for industrial, automotive, and agricultural applications
Typical Applications:
- Rusted nuts and bolts
- Locks and hinges
- Corroded fasteners
- Valves and threaded assemblies
- Air tools
- Chains and conveyors
- Agricultural and industrial equipment
Technical Characteristics:
- Appearance: Clear liquid
- Specific Gravity @ 20°C: 0.84
- Pour Point: Below -50°C
- Surface Tension @ 20°C: 26 mN/m
- Solvent Dissipation: 2–4 hours




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