Ball-topped circular plate-type serial rubber bearing is a kind of improved circular plate-type rubber bearing. The designed outer shape of the product is an addition of a layer of ball-shaped pure rubber to the top of the circular plate-type rubber bearing. The thickness of ball-topped center is 4-13mm. To the underneath side of bearing is added a ring of semicircular rubber of 2.5mm in diameter. Besides having the functions of other rubber bearings, the serial product can adjust the load-bearing central position through ball-topped layer, eliminate the phenomenon of bias and not-in-place in installation and avoid early-stage damage of the product caused by oncentration of stress at the edge of the bearing.

Ball-topped PTFE circular plate-type serial rubber bearing is made by
Sticking a layer af PTFE plate(f4) to the ball-topped circular plate-type
Rubber bearing. The larger amount at horizontal displacement is achieved by
Cooperating with stainless steel plate.

The product can especially be used in curve bridges that have vertical and horizontal slope of 3-5%, obllque bridges and zigzag bridges. They are also ideal products for bridges that have bigger slopes in canstruction.

Load level:

80kn-6000kn, special size can be produced according to the user's requirements.