hollow blocks mold

In the world of modern construction, precision and durability are vital, and the foundation of every quality project starts with a reliable hollow blocks mold. Our range is engineered to deliver consistent results, encompassing the widely used cement block mould and the robust cement block mold, both recognized for their exceptional load-bearing capacity and ergonomic design. For landscaping and hardscaping, our paver brick mold provides sharp, crisp edges and a flawless finish every time, while the high-output paving blocks molder gives commercial producers the speed and consistency they need. Each unit is constructed with high-strength steel, heat-treated to withstand thousands of cycles, and coated to resist corrosion from concrete slurry. The precision welding and interchangeable side liners simplify maintenance and reduce downtime, ensuring your production line remains efficient whether you are manufacturing standard hollow blocks, solid bricks, or interlocking pavers. These molds are calibrated to strict dimensional tolerances, which translates into reduced cement waste and uniform end products that meet international building standards.


The Hollow Blocks Mold lineup offers a comprehensive selection of configurations to match any block-making machine. Below is a detailed breakdown of the core specifications and available options.

  • Material Composition: High-carbon Q345B steel plate with a minimum yield strength of 345 MPa; side plates are laser-cut to guarantee parallelism and squareness.
  • Heat Treatment: Entire frame undergoes quenching and tempering to HRC 45-48 on contact surfaces, dramatically extending service life.
  • Surface Protection: Electrophoretic anti-rust primer followed by a polyurethane topcoat; internal cavities receive a non-stick, easy-release coating to reduce oil consumption.
  • Compatibility: Engineered for egg-laying, stationary, and mobile block machines (including Masa, Hess, Columbia, and local brands) through modular bottom pallet guides and vibration slots.
  • Customization: Cavity count from 2 to 12 blocks per cycle; interchangeable cores for different hollow ratios (20%–50%) and cavity shapes (round, square, rectangular).
  • Vibration Transmission: Optimized ribbing pattern transfers up to 95% of table vibration directly to the concrete mix, ensuring uniform compaction even in deep cavities.
ParameterStandard ValueOptional Range
Block size (L×W×H)400×200×200 mm400×150×200, 400×200×150 mm, custom
Cavities per mold52, 3, 4, 6, 8, 10, 12
Steel plate thickness12 mm (body) / 16 mm (wearing plates)10–18 mm based on daily output
Mold weight640 kg for 5-cavityVaries by configuration
Release systemHydraulic/electric head lifting with synchronized guidesManual quick-release for low-volume presses
Wearing partsBolt-on hardened bushings & linersTungsten carbide inserts for abrasive aggregates
Dimensional tolerance±0.3 mm across the mold length±0.15 mm on request (precision class)
The mold frame is stress-relieved after welding to eliminate distortion, and every unit passes a 72-hour load test at 150% of rated pressure before delivery. Long-lasting stripper shoes and adjustable wood/steel pallet guides allow the same mold to run on different machine setups without modification. For high-abrasion mixtures, we integrate replaceable wear strips along the compaction zone, extending the core life beyond 300,000 cycles. The drainage channels inside the cores are angled at precisely 2 degrees to prevent water pooling and concrete adhesion. All these features make on-site assembly and deep cleaning straightforward, keeping your production schedule on track season after season.

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