Introduction
In 2020, Mr. Christopher Mnemba from Malawi invested in the QT4-24 Holland Brick Machine from Raytone Machinery, a trusted manufacturer of block making equipment. This semi-automatic concrete block machine is designed for small to medium-scale block production, offering a perfect balance of affordability, efficiency, and versatility. Mr. Christopher’s purchase included the host machine, a mixer, a belt conveyor, two manual trolleys, and 600 brick pallets, along with additional paver brick molds.
The QT4-24 Holland Brick Machine is an ideal choice for entrepreneurs looking to establish a block production plant with moderate investment. Its ability to produce a variety of blocks, coupled with its user-friendly operation, makes it a popular choice in the construction industry.

Overview of the QT4-24 Holland Brick Machine
The QT4-24 is a semi-automatic block making machine capable of producing a wide range of concrete products, including hollow blocks, solid bricks, interlocking pavers, hourdis blocks, and curbstones. Its simple mold-changing mechanism allows for quick transitions between different block types, making it a versatile solution for diverse construction needs.
Key Features
- Semi-Automatic Operation: Combines manual and automated processes for efficient production.
- Versatility: Produces multiple block types with easy mold changes.
- Cost-Effectiveness: Affordable initial investment with low operational costs.
- Durability: Constructed from high-quality materials for long-lasting performance.
- Ease of Operation: User-friendly design requiring minimal training.
Technical Specifications
The QT4-24 Holland Brick Machine is engineered for reliability and efficiency. Below are its key technical parameters:
- Power Consumption: 13.45 kW
- Vibration Force: 35.5 kN
- Pallet Size: 850x550x25 mm
- Voltage Options: 220V, 380V, or 440V (3-phase)
- Production Capacity: Varies based on block type and size
Production Capacity
The machine’s production capacity is impressive, making it suitable for small to medium-scale operations. Here are some examples:
- 400x200x200 mm Hollow/Solid Blocks: 4 blocks per cycle, 3840 blocks in 8 hours
- 400x150x200 mm Hollow/Solid Blocks: 5 blocks per cycle, 4800 blocks in 8 hours
- 400x100x200 mm Hollow/Solid Blocks: 7 blocks per cycle, 6720 blocks in 8 hours
- 500x120x200 mm Hourdis Blocks: 6 blocks per cycle, 5760 blocks in 8 hours
- 200x100x60/80 mm Holland Pavers: 14 pavers per cycle, 13,440 pavers in 8 hours
QT4-24 Holland Brick Machine
Design and Construction
The QT4-24 is built to withstand the rigors of block production. Its robust construction ensures durability and consistent performance.
High-Quality Materials
- Steel Construction: Made from Q235B steel, known for its strength and durability.
- Welding Technology: CO2 gas protective welding enhances vibration resistance and structural integrity.
Superior Vibratory System
The machine utilizes a combination of mold vibration and platform vibration to produce dense, high-quality blocks with excellent compressive strength.
Durable Molds
- Heat Treatment: Molds undergo heat treatment to improve rust resistance.
- Carburizing Technology: Enhances wear resistance, extending mold lifespan.
Operation and Labor Requirements
The QT4-24 is designed for simplicity and efficiency, requiring minimal labor for operation.
Labor Force
- 4-5 Workers: Two workers load materials into the mixer, one operates the machine, and one or two transport finished blocks to curing sites.
Power Consumption
- Total Power: 21.7 kW
- Voltage: Compatible with 220V, 380V, or 440V three-phase power supplies.
Cost-Effectiveness and Return on Investment
The QT4-24 Holland Brick Machine is a cost-effective solution for small to medium-scale block production. Its affordability, combined with high production capacity and low maintenance requirements, ensures a quick return on investment.
Key Cost-Saving Features
- Affordable Price: Priced at approximately $6000, including essential accessories.
- Low Operational Costs: Minimal labor and energy requirements.
- High-Quality Components: Equipped with Siemens motors and Schneider switches for reliability and longevity.
Applications of the QT4-24 Machine
The QT4-24 is suitable for a wide range of construction projects, including:
- Residential Construction: Produces high-quality bricks and blocks for housing projects.
- Commercial Construction: Ideal for small to medium-scale commercial developments.
- Infrastructure Projects: Capable of producing curbstones and paving blocks for roads and public spaces.
After-Sales Support
Raytone Machinery provides comprehensive after-sales services to ensure customer satisfaction.
Services Include:
- Online Support: Remote assistance for troubleshooting and operational guidance.
- Free Spare Parts: Essential spare parts provided at no additional cost.
- Operation Manuals and Videos: Detailed resources for training and reference.
- One-Year Warranty: Guaranteed protection against manufacturing defects.
QT4-24 Holland Brick Machine
Conclusion
The QT4-24 Holland Brick Machine is a reliable, cost-effective, and versatile solution for small to medium-scale block production. Its robust construction, high production capacity, and ease of operation make it an excellent investment for entrepreneurs in the construction industry. Whether you’re starting a new block production plant or expanding an existing one, the QT4-24 offers the perfect balance of performance and affordability.
About Raytone Machinery
Raytone Machinery is a leading manufacturer of block making machines with a global reputation for quality and innovation. Our products, including the QT4-24 Holland Brick Machine, are trusted by customers in over 50 countries, including Malawi, Zambia, and other regions in Africa, Southeast Asia, and South America.
Contact Us
For more information about the QT4-24 Holland Brick Machine or to discuss your block production needs, contact Raytone Machinery today. Our team of experts is ready to provide personalized solutions and support to help you achieve your business goals.