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Seal Ring PA 6G (Oil-Filled Nylon 6G)

writer : polymer shemsh azadi 2025-04-25 15:12:45 276 view comment
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 Seal Ring PA 6G (Oil-Filled Nylon 6G) | Properties, Applications & Technical Overview

The Seal Ring made from PA 6G (Cast Nylon 6 with internal lubrication) is a high-performance polymer component widely used in mechanical and industrial sealing systems. This material, also known as Oil-Filled Polyamide, provides excellent wear resistance, self-lubricating properties, and durability in demanding applications.

⚙️ Key Features and Advantages

  • ✅ Self-Lubricating: Contains internal lubricants, reducing friction and the need for external greasing.

  • ✅ High Wear Resistance: Perfect for long-term use under dynamic loads.

  • ✅ Excellent Mechanical Strength: Maintains dimensional stability under high pressure.

  • ✅ Chemical Resistance: Withstands many oils, fuels, and industrial chemicals.

  • ✅ Lightweight Alternative to Metals: Easy to machine, corrosion-resistant, and cost-effective.

  • ✅ High Load-Bearing Capacity in dry or low-lubrication conditions.

📐 Technical Properties of PA 6G Seal Ring

Property Value / Description
Density ~1.15 g/cm³
Operating Temperature -30°C to +110°C (Short-term up to 150°C)
Tensile Strength ~80 MPa
Wear Resistance Excellent
Self-Lubricating Yes (Oil-filled)
Friction Coefficient Low
Machinability Excellent
Water Absorption Moderate (~1.5%)

🏭 Common Applications

  • 🔧 Hydraulic cylinders

  • 🔩 Pump shaft sealing

  • ⚙️ Rotary seals in gear systems

  • 🏗️ Heavy machinery sliding and guiding elements

  • 🚜 Construction and agricultural equipment

  • 🚢 Marine and offshore mechanical units

⚖️ Comparison with Other Seal Materials

Material Wear Resistance Lubrication Needed Temp Resistance Machinability Cost
PA 6G Oil-Filled Excellent No Moderate (up to 110°C) Very Good Affordable
POM (Delrin) Good Sometimes Good (up to 100°C) Excellent Moderate
PTFE (Teflon) Outstanding No Excellent (up to 260°C) Poor Expensive
Bronze High Yes Excellent Moderate High

📚 Conclusion

The PA 6G Oil-Filled Seal Ring offers an optimal balance of performance, durability, and cost-efficiency. Its built-in lubricating properties make it an excellent choice in systems where traditional lubrication is difficult or undesirable. Thanks to its superior mechanical strength and resistance to wear, PA 6G rings are highly recommended in heavy-duty industrial sealing applications.

🧩 Related Products

  • PA 6G Rods and Bushings

  • PA 6G Wear Strips

  • CNC-Machined PA 6G Parts

  • Custom Polyamide Sealing Solutions

 

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