LRB has good performance of seismic and it is good service life, we can see that the service life of LRB is long, almost the same as the building.

Rubber waterstop is mainly made of natural rubber NR, styrene butadiene rubber(SBR), chloroprene rubber CR as the main raw materials, mixed with various additives and fillers, and molded through plastic refining, mixing, and compression

Qualified bridge bearing suppliers should meet the following key conditions:

Bridge Rubber Bearing Pads Production The rubber bearing pads is made of at least two layers of rubber with the same thickness, with reinforce steel plates embedding, bonding, vulcanization together.