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Multi-Rubber Bearing is the example of Bridgestones cutting-edge technology with practical safety applications.

Philosophy

(1) High reliability

Proven track record:
Since 1984, Bridgestone MRBs have pioneered the way in seismic isolating rubber bearings.
No damage during recent large earthquake:
During the Hanshin-Awaji Earthquake in 1995, Bridgestone MRB-equipped buildings withstood a large tremor without damage - a design that lived up to the required performance.

(2) Superior quality

Since the founding of Bridgestone, the company principle requires that only the highest quality products be delivered to the market. Our MRB manufacturing line incorporates this Quality First concept.
All production steps from the rubber material procurement, mixing, processing, manufacturing, and inspection are checked for quality, resulting in a continuous supply of premium products.

(3) High durability

Accelerated heat-aging tests have confirmed the Bridgestone MRB has the necessary durability.

(4) In-depth expertise

As a pioneer in the Industry, Bridgestone has been deeply involved in the research and development of seismic isolating rubber bearings.
Bridgestone’s unprecedented number of test results put its MRB on the cutting edge of technology.

(5) Wide capability of manufacturing, testing and inspection

Manufacturing;
Bridgestone possesses the capacity to produce sizes from small diameters up to 1,600 mm diameters.
Testing and Inspection;
Bridgestone has the largest test machine for multi-layer rubber in Japan, and our quality control system ensures that only premium quality products are provided.
(6) An assortment of rubber bearings to choose from

Bridgestone offers a complete assortment of bearings to the Industry;

  • High Damping Rubber
  • Natural Rubber
  • Elastic Sliding Bearing

We can produce the ideal seismic isolating system to meet your needs.

Worlds largest 32MN Biaxial Tester (We have 10MN,20MN testers)
Worlds largest 32MN Biaxial Tester
(We have 10MN, 20MN testers)
Horizontal Test  
Horizontal Test  

Source : http://www.bridgestone.com/products/diversified/antiseismic_rubber/about_us.html

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