Product Description

The elastic expansion joint of railway concrete bridge is set at the beam joint, and the concrete at the beam end is bonded by special primer. It adapts to the expansion of the beam end through its own deformation, and is composed of waterproof polyurethane elastic sealing material mixed with A and B materials.

Railroad concrete bridge elastomer expansion joints for the setting in the beam joints, beam end concrete through the special bottom coating bonding, and by its own deformation to adapt to the expansion and contraction of the beam end, can be waterproof A, B material mixed molding polyurethane elastic sealing material composition of the expansion joints.

Product Types

1) Elastomer expansion joint for ballasted track

2) Elastomer expansion joint for non-ballasted track

Application

Expansion joints is widely used for waterproof and sealing of newly-builthigh-speed railway, intercity, sky train and other lines as well as replacement and maintenance of waterstops on railways in operation.