This product is tin bronze based with bronze powder inside and PTFE surfaced and filled with anti-high-temperature material. It is very safe and specially used in the place can't stop for repair and can't add oil because of high temperature.
This is widely used in steel metallurgy industry such as roller grooves of successive casting machines, cement grouting pumps and screw conveyers for cement. It can also be composed in steel housing or fabricated into flanged bushes which can move both in radial and in axial directions.
