We manufacture and supply OEM-grade compatible Stal Shaft Seal Carbon Rings designed for accurate sealing performance in demanding compressor environments. Each ring maintains a precise interface between the rotating shaft and sealing chamber, ensuring dependable refrigerant containment. Additionally, the carbon structure offers excellent dimensional stability, which supports consistent sealing behavior under shifting thermal and mechanical loads.
A carbon ring must manage the delicate balance between friction control and sealing pressure. Therefore, our design provides smooth contact surfaces that sustain uniform sealing during continuous shaft rotation. Because the ring conforms gradually to shaft movement, it minimizes leakage paths and supports stable operation across varied load cycles. This controlled interaction protects internal components from moisture ingress and reduces the risk of refrigerant escape. Furthermore, improved sealing improves lubricant purity and enhances compressor reliability.
Manufacturers use premium-grade carbon formulations selected for high wear resistance and low thermal expansion. The ring’s fine-grain structure supports minimal deformation, even during sudden temperature shifts. Moreover, secondary components utilize stainless-steel carriers or housings that protect the carbon element from misalignment. Chemical-resistant sealing elements withstand exposure to ammonia and common HFC/HCFC refrigerants. Together, these properties deliver long service life and maintain accurate sealing under harsh industrial conditions.
Operators benefit from reduced friction due to the self-lubricating nature of carbon. Furthermore, consistent sealing pressure lowers operational losses and contributes to steadier compressor efficiency. The ring’s ability to maintain shape under stress enhances long-term equipment stability. Lower leakage rates support environmental compliance and improve refrigeration safety. As a result, this carbon ring becomes an essential maintenance replacement for facilities depending on reliable Stal compressor operation.
Carbon grade: Fine-grain, high-density carbon
Housing options: Stainless steel or OEM-equivalent material
Secondary seals: Elastomers compatible with NH₃ and HFC/HCFC refrigerants
Operating pressure capability: OEM-equivalent rating
Temperature tolerance: –40°C to 200°C
Recommended shaft speed: Matches Stal compressor specifications
Roundness tolerance: ±0.02 mm
Thickness range: As per Stal compressor models
Shaft diameter compatibility: Based on specific Stal series
Suitable for Stal reciprocating compressor models
Works with ammonia, HFC, and HCFC-based systems
Fits standard Stal shaft seal assemblies
Our OEM-grade compatible Stal Shaft Seal Carbon Ring provides dependable sealing through precision manufacturing and resilient material design. Every ring delivers controlled friction, durable performance, and reliable refrigerant retention. In addition, its stable structure reduces wear on adjacent components and supports uninterrupted compressor operation. Industrial operators seeking long-term sealing reliability gain significant value from this robust, application-ready carbon ring solution.