4-25Fully automatic brick-making production line
Fully automatic 4-25 block machine adopts PLC control, fast molding speed, stable performance. It makes hollow bricks, solid bricks and paving bricks with various raw materials, low energy and easy operation.
Our QT4-25 (4-25) automatic block making machine is a medium-capacity, fully automatic concrete block production unit. It integrates automatic feeding, distributing, vibrating, pressing, demolding, and pallet discharging. With a cycle time of 25 seconds, it can produce 4 pieces of 400×200×200mm hollow blocks per mold, reaching 4500–4608 pieces per 8-hour shift. Widely used in construction, road, and landscape projects, it supports various raw materials: cement, sand, gravel, fly ash, and industrial slag.
🔹 Key Features
✅ Fully Automatic Operation
PLC control panel, one-button start, auto feeding, pressing, demolding, and pallet output.
✅ High Production Efficiency
25s per cycle; 4 hollow blocks per mold; 4500–4608 pcs/8h (400×200×200mm).
✅ Multi-Mold Versatility
Produce hollow blocks, solid bricks, pavers, interlocking blocks, curbstones by changing molds.
✅ Strong Vibration System
Bottom + top vibration (60kN exciting force, 4600 r/min) for high density & smooth surface.
✅ Durable Construction
Heavy steel frame, core components (motor, PLC, gearbox) with 2-year warranty.
✅ Wide Material Compatibility
Works with cement, river sand, stone dust, fly ash, gravel, cinder, and other local materials.
✅ Low Investment & Easy Maintenance
Compact design, simple structure, easy operation, minimal labor (2–3 workers).
🔹 Technical Parameters
Item | Specification |
|---|---|
Model | QT4-25 (4-25) |
Control System | PLC Automatic Control |
Total Power | 16.4–18 kW |
Vibration Frequency | 4600 r/min |
Exciting Force | 60 kN |
Molding Cycle | 20–25 seconds |
Blocks per Mold (400×200×200mm) | 4 pcs |
Daily Output (8h) | 4500–4608 pcs |
Pallet Size | 880×550×22 mm |
Machine Dimension | 4800×2600×2700 mm |
Machine Weight | 2120–2300 kg |
Raw Materials | Cement, sand, gravel, fly ash, slag |
Brick Types | Hollow block, solid brick, paver, curbstone |
Warranty | 2 years for core components |
🔹 Applications
Residential & commercial building construction
Road & highway edge stones, sidewalk pavers
Garden & landscape interlocking bricks
Factory wall blocks, boundary walls
Low-cost housing projects in Africa, Southeast Asia, South America
🔹 Why Choose Our 4-25 Block Machine？
Factory direct price：No middleman, competitive cost
CE certified：Meets international quality standards
Custom molds available：Produce any block size you need
24/7 technical support：Engineers available for overseas installation & training
Spare parts supply：Long-term after-sales service
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