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LASTO-BLOCK B

LASTO-BLOCK B

LASTO-BLOCK B

Product catalog summary
Introduction
LASTO®BLOCK elastomeric bearings are designed to act as elastic load-transferring connections between structural elements, accommodating movements and rotations. They are versatile, flexible, and durable, suitable for various infrastructure and industrial structures.

Design and Types
These bearings are made from high-quality elastomer reinforced by steel plates, chemically bonded through vulcanization. They are available in several types as per EN 1337 standards:
  • Type A: Laminated with one steel plate, no anchoring needed.
  • Type B: Laminated with multiple steel plates, no anchoring needed.
  • Type C: Includes external steel plates for additional connections.
  • Type C-RB: Similar to Type C but with a checker plate for mortar bed installation.
  • Type B/C: Combination of Types B and C.
  • Type D: Includes a PTFE plate for temporary movements.
  • Type E: Includes a recessed PTFE sheet.
  • Type F: Unreinforced elastomer block.
Types D and E are sliding bearings for larger displacements.

Movement Restraints
To prevent unwanted movements, mageba offers steel movement restraints. Bearings can be equipped with anchor plates and shear studs for secure installation.

Properties and Installation
LASTO®BLOCK bearings comply with international standards like EN 1337 and AASHTO. They are made from natural or synthetic rubber, with steel reinforcing plates. Installation involves laying on a smooth mortar bed, ensuring horizontal alignment to prevent shear deformation.

Quality and Support
mageba has supplied over 50,000 bearings globally, ensuring quality through ISO 9001:2008 certification and regular independent checks. Bearings are CE marked, indicating compliance with EN 1337. Quotations are based on project-specific requirements, and support is available for selecting optimal solutions.

Conclusion
LASTO®BLOCK elastomeric bearings offer reliable solutions for structural load transfer, accommodating various movements and rotations, with a focus on quality and compliance with international standards.
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Catalog excerpts

LASTO-BLOCK B-1

Infrastructure | Buildings | Industrial structures Structural bearings mageba structural bearings – mastering loads and movements Puente Santa Maria, Spain LASTO®BLOCK elastomeric bearings versatile, flexible, durable

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LASTO-BLOCK B-2

Design and typesPrinciple LASTO®BLOCK elastomeric bearings act as elastic load-transferring connections between structural elements which must be able to move or rotate relative to each other. They can be designed to transmit vertical and horizontal forces from the superstructure to the substructure, without constraints. They also accommodate rotations about any axis and - where appropriate - movements of the superstructure. LASTO®BLOCK elastomeric bearings are made from high-quality elastomer, reinforced by steel plates. The two materials are chemically bonded in a vulcanisation process, forming...

 Open the catalog to page 2
LASTO-BLOCK B-3

Structural bearings Properties and installation Compliance with design standards mageba LASTO®BLOCK elastomeric bearings are designed and manufactured in accordance with customer requirements and international standards such as EN 1337, AASHTO, BS 5400, AS5100.4, DIN 4141 and IRC:83. The elastomer used in the manufacture of LASTO®BLOCK elastomeric bearings is a rubber-based macro-molecular material, which deforms when subjected to loading and regains its original size and shape after removal of the loading. LASTO®BLOCK elastomeric bearings can be manufactured from natural rubber (NR), or from...

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LASTO-BLOCK B-4

Structural bearings Quality and support Quality Over the past five decades, mageba has supplied over 50,000 structural bearings for projects all around the world. The quality and durability of mageba bearings is thus ensured not only by their well-proven product properties, but also by the extensive experience of our personnel. Quotations are provided on the basis of the types and numbers of bearing required. If desired, mageba can determine the types of bearing required, if provided with the following information: Our product specialists are always ready to advise you in selecting the optimal...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.