Intelligent Automation, Maximum Efficiency

The QT4-25 is one of SanqGroup’s most popular models, renowned for its seamless integration of high efficiency and intelligent control. Equipped with an advanced PLC system and human-machine interface, it automates the entire production process—from material spreading and molding to demolding and stacking—ensuring consistent quality with minimal operator input.

Versatile Production for Modern Markets

• 25-second molding cycle – high throughput with stable performance
• Multi-product capability – switch between hollow blocks, solid bricks, pavers, and curbstones via quick mold change
• Green material compatibility – utilizes fly ash, furnace slag, and construction waste as raw materials
• Supports circular economy – turns industrial waste into valuable building products

This flexibility allows customers to diversify their product portfolio while meeting global demand for sustainable construction materials.

Rigorous Testing Before Every Shipment

Prior to dispatch, the machine underwent comprehensive no-load and load tests to verify every circuit, hydraulic component, and mechanical system. Only after passing all quality checkpoints was it cleared for shipment.

This delivery is not just about equipment—it marks the beginning of our service commitment to ensure your success from day one.

Building the Future, One Block at a Time

As the QT4-25 embarks on its journey, it carries the craftsmanship of its makers and the trust of its customer. Soon, it will be operational in new territory—powering local infrastructure development and advancing green building practices worldwide.

Ready to upgrade your block production? Contact Linghao Machinery today.