Hollow Block Moulds
2.Hardness for shoes:HRC59-62
3.Carburized layer thickness:1.3-1.5mm
4.Unilateral clearance between presser foot and mold cavity: 0.2 mm ≤ Unilateral clearance ≤ 0.4mm
5.Flatness of the whole board: ≤ 0.5mm
Hollow Block Moulds Designed for Industrial Efficiency
Hollow block moulds represent the convergence of precision engineering, materials science, and manufacturing excellence that defines modern modular construction. At Fujian Unik Mould Technology Co., Ltd., we deliver interlocking blocks moulds solutions that enable faster construction, superior quality, and enhanced sustainability for projects worldwide. Partner with UNIK and discover how precision interlocking hollow blocks moulds technology can transform your production capabilities and construction outcomes.
Material & Manufacturing Integrity

Our hollow block moulds solutions represent decades of engineering excellence combined with cutting-edge manufacturing technology. Each brick block mould we produce begins with carefully selected raw materials. We utilize vacuum-degassed alloy tool steels such as Cr12MoV and 9CrSi, materials specifically chosen for their optimal balance of hardness, wear resistance, and toughness. These premium steels undergo rigorous multi-directional forging processes that break down coarse internal grain structures, creating uniform, fine-grained material flows that serve as the foundation for exceptional durability.
Precision machining defines the next phase of hollow block mould creation. Our facility houses advanced CNC machining centers, wire EDM equipment, and precision grinding machinery capable of maintaining dimensional tolerances within ±0.01mm. Rough machining removes bulk material, semi-finishing ensures uniform stock allowance, and final finishing operations achieve mirror-polished surfaces with roughness values of Ra ≤0.4μm. This meticulous attention to surface quality ensures smooth demoulding and flawless brick finishes that require no post-production treatment.


Quality assurance permeates every stage of hollow block mould production. Our comprehensive inspection regime encompasses more than twenty checkpoints, including three-dimensional coordinate measuring machine scanning, ultrasonic flaw detection, magnetic particle inspection, and functional testing on our own block machines. Only moulds producing perfectly dimensioned, structurally sound bricks receive final certification and shipment authorization.
Why Leading Manufacturers Choose Us
- Dimensional accuracy and smooth surfaces
- Rational structure with high efficiency and automation compatibility
- Ease of manufacture, extended lifespan, and cost-effectiveness
- Process-appropriate and economically sound design
Our factory

Manufacturing

Delivery

workshop

Process
Local Support & Training
A UNIK technician will arrive in Colombo to supervise mechanical and hydraulic commissioning, calibrate the Interlock Paving Block Moulds, and train local staff on operation, maintenance and mould change-over procedures. "We chose UNIK because they offered a turn-key solution-from mould design to curing automation-and their moulds already exceed 80,000 cycles on similar projects in the Maldives," said the client's project director.
About UNIK
Fujian Unik Mould Technology Co., Ltd. is a leading Chinese designer and manufacturer of concrete block and paver moulds, exporting to 28 countries. The company produces over 1,200 mould types annually, including Interlock Paving Block Moulds, curb-stone sets, hollow-block cavities and custom architectural profiles, all backed by CNC machining, vacuum heat-treatment and lifetime technical support.
For further information on Interlock Paving Block Moulds or to request a quotation, please visit www.unikmould.com or email sales@unikmould.com.
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