In the manufacturing of sustainable urban paving solutions, the precision and durability of the mold directly determine the quality of the final permeable brick. Our production lineup delivers reliable forming tools that meet the demands of modern block plants, including niche segments like the Old-fashioned unburned brick machine mold for heritage restoration projects and the Permeable block machine mold suited for large-format retaining wall units. For high-speed automated lines, we supply the Permeable block machinery mold with reinforced wear strips, while the Permeable brick machinery mold focuses on tight dimensional tolerances required for interlocking pavers. Every steel assembly is heat-treated and stress-relieved to withstand vibration and high compression forces, ensuring consistent brick density and surface texture across thousands of cycles. By integrating advanced CAD/CAM machining and hard chrome plating on core components, these molds deliver rapid demolding and minimal cleaning downtime, which directly boosts plant throughput and lowers per-unit production cost.
The Permeable brick machine mold stands at the center of this engineering philosophy. It is precision-ground from high-chromium alloy tool steel, then subjected to vacuum heat treatment to achieve a surface hardness of HRC 60-62 while maintaining a tough core that resists impact fatigue. The mold cavity layout supports both single-layer and dual-layer feeding, allowing producers to create a coarse base layer for drainage and a fine wear layer for the running surface within one pressing cycle. Replaceable wear inserts at high-abrasion zones extend the mold service life beyond 300,000 cycles under normal aggregate conditions. In addition, the adjustable core bar system enables quick changeover between rectangular, hexagonal, and zigzag paver profiles without replacing the entire mold box, giving operators the flexibility to respond to shifting market demand for different permeable paving shapes.
| Model Code | Cavities | Brick Size (L×W×H mm) | Mold Weight (kg) | Press Pressure (ton) | Wear Insert Material |
|---|---|---|---|---|---|
| PBM-4-200 | 4 | 200×100×60 | 185 | 80 | D2 steel |
| PBM-6-200 | 6 | 200×100×60 | 260 | 110 | D2 steel |
| PBM-8-200 | 8 | 200×100×60 | 340 | 145 | Carbide insert |
| PBM-12-200 | 12 | 200×100×60 | 490 | 200 | Carbide insert |
| PBM-12-300 | 12 | 300×150×80 | 680 | 250 | Carbide insert |
| PBM-16-200 | 16 | 200×100×60 | 640 | 260 | Carbide insert + Cr plating |
| PBM-Custom | Custom | As per drawing | Upon design | As required | Tailored |
