KOENIG EXPANDER® series plugs form a secure, leak proof, metal-to-metal seal in drilled holes and ports. They provide reliable performance and integrity to critical fluid transport and pressurized fluid systems. With more than 5 billion parts installed, and failure rates less than 1 part per million (PPM), SFC KOENIG delivers proven metal-to-metal sealing solutions.
Product Comparison Chart | KOENIG EXPANDER SEALING PLUG | Conventional Methods | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Product Features | Push Style | Pull Style | Ball | Set Screw | O-Ring Plug | Welding | |||
| Use in as-drilled hole |  | | | ||||||
| High pressure system (>3000 psi) | | | | ||||||
| Multi point, engineered sealing solution | | | |||||||
| Metal-to-metal sealing | | | | ||||||
| No contamination or debris during installation | | | |||||||
| No additional chemical sealants or compounds required | | | | ||||||
| Fast assembly suitable for high volume production | | | | ||||||
| Operator independent controlled installation | | ||||||||
| Low scrap / rework cost | | | |||||||
| Uniform stress on the surrounding wall | | | | | | ||||
| Reliability & safety in variable fatigue, temperature, vibration conditions | | | | ||||||
