1.The rubber does not wear off and the main body and synthetic rubber is incorporated.
2. It absorbs vibration and isolates sound be joining steel plate to synthetic rubber.
It can be used in all bridge such as RC and PC Bridges.

In addition, as it has research Chemical rubber Co the bridge bearing and
bridge Expansion Joint for the bridge constrction, it has held numbers of
pat- ents so that it has been ready for commercializing the excellent and
innovative products.Not to be satisfied here, it has done ites best to
pioneer the new over- Seas market and domestic market and will pay for
the patronage and encour- agement from other cooperative companies.