Interlocking Lead Bricks

Zero-gap shielding: mortise and tenon joint structure, brick joint ≤0.5mm, radiation protection efficiency +15%.

Super strong displacement resistance: earthquake resistance and impact resistance ×3, 10-meter high wall vertical deviation <2mm (national standard ≤5mm).

Efficient construction: no welder required, labor -40%; can be disassembled and reassembled, construction period -70%.

High-strength pressure bearing: bite surface pressure +30%, bottom brick pressure ≥8MPa (normal ≤5MPa).

Full-cycle cost reduction: joint treatment cost -90%, structure life 50 years maintenance-free.

Product Detailed Introduction

Innovative Structural Design

Our interlocking bite lead bricks feature a patented mortise-and-tenon concave-convex groove structure. The brick edges are precision-machined into trapezoidal and dovetail groove profiles, enabling three-dimensional mechanical interlocking during assembly for a tight, integrated fit. The product adopts a standard modular specification of 200×100×50mm, with strict dimensional tolerance controlled within ±0.3mm, ensuring assembly gaps no larger than 0.5mm. Meanwhile, the product density achieves ultra-high precision of 11.34±0.02g/cm³, delivering far superior overall performance compared to traditional lead brick masonry processes.

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Five Core Competitive Advantages

1. Ultimate Radiation Shielding Performance
2. Impact Resistance & Structural Stability
3. Efficient & Fast Construction
4. High Structural Load-Bearing Capacity
5. Full Lifecycle Economic Benefits

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Typical Industry Application Scenarios

Medical radiation protection     

Composite Protective Wall: In the proton therapy center project of a tertiary-grade hospital, the combined structure of 150mm interlocking lead bricks plus 10mm boron-containing polyethylene is adopted. The comprehensive shielding efficiency against neutrons and gamma rays reaches 99.97%, meeting the ultra-high protection requirements of high-precision medical equipment.                                       

Core Nuclear Industry Facilities

Marine Reactor Compartment: The product has passed the simulated vibration test of Grade 9 seismic intensity, with no joint loosening or structural displacement during the test, ensuring reliable and stable operation of marine nuclear power equipment in complex navigation environments.

Precision industry field

Linear Accelerator Tunnel: Custom curved interlocking lead bricks (custom radius R=3m) are used to build a fully enclosed protective structure, achieving 360° dead-angle-free radiation shielding for accelerator tunnels.

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The interlocking lead brick reconstructs the protection logic with structural innovation, becoming the preferred engineering solution in the fields of nuclear medicine, energy industry and cutting-edge manufacturing, and establishing a new balance between safety and economy.

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