block machine cement

In the construction industry, a reliable block machine forms the backbone of efficient cement block production. Our engineering team has developed a comprehensive block making machine solution that combines high-speed cycling with exceptional material compaction. The heavy-duty concrete block making machine variant delivers consistent density and dimensional accuracy across thousands of cycles. Completing the production line, the precision-engineered block moulding machine guarantees sharp edges and uniform curing performance. Every machine is factory-tested to maintain a vibration frequency that eliminates air pockets, resulting in solid cement blocks ready for load-bearing walls, paving, and landscaping applications.

The Cement Block Machine incorporates hydraulic pressing and synchronized vibratory tables to achieve optimal compression. Operators can adjust stroke length, feed rate, and mold fill time through a touchscreen interface that stores up to 50 recipes. Electric motors drive twin shafts generating 3,800–4,200 vibrations per minute, which disperses the cement-aggregate mixture evenly before compacting it under 12–18 MPa pressure. The frame is welded from high-tensile steel plates and stress-relieved to resist torsion during continuous operation. Quick-change mold carriers allow a single-skilled worker to switch between hollow block, solid brick, and paving stone configurations in under 15 minutes. Predictive maintenance alerts monitor oil temperature, bearing wear, and hydraulic fluid clarity, minimizing unplanned downtime.

Core Specifications

• Formation cycle: 15–18 seconds per board (hollow block 400×200×200 mm)
• Production capacity: 2,400–2,880 blocks per 8-hour shift
• Installed electrical power: 24.5 kW (main motor 22 kW + hydraulic pump 2.2 kW)
• Hydraulic working pressure: 18 MPa max, with automatic pressure decay compensation
• Vibration system: twin eccentric shafts, amplitude 1.8–2.1 mm, frequency 3800–4200 vpm
• Mold area: 1,200×600 mm, suitable for 4–6 blocks per cycle
• Pallet size: 1,250×650×30 mm (solid plastic or plywood)
• Control unit: PLC with 10-inch HMI, Ethernet port for remote diagnostics
• Machine weight: 6,800 kg
• Noise level: under 82 dB(A) at operator position

Block Dimensions and Output Rates

Cement Mix Recommendations

• OPC 43 or 53 grade – 10–12% by weight depending on design strength target (M15–M25)
• Water-to-cement ratio: 0.35–0.40, adjusted for aggregate moisture content
• Fine aggregate: sharp river sand, fineness modulus 2.6–3.0, passing 4.75 mm sieve
• Coarse aggregate: crushed stone or gravel 6–10 mm, dust content below 3%
• Optional admixtures: polymer fiber 0.5 kg/m³ for paving blocks, plasticizer 0.3–0.5% by cement weight for faster demolding