china custom qt12-15 concrete block making machine
Products Description
Raw Material Adaptability: Turning Waste into Building Materials
The QT12-15 can process a very wide range of raw materials:
Conventional raw materials: Crushed stone, river sand, cement
Industrial waste: Fly ash, furnace slag, steel slag, coal gangue
Others: Ceramsite, perlite, etc.
What does this mean? It means that if you have low‑cost industrial waste available locally, the QT12-15 can turn it into high‑value building materials. Lower raw material costs, wider profit margins for your products.

Technical specification:
| Dimension | 5000×2450 ×2930mm |
| Weight | 6T |
| Pallet size | 880 ×680mm |
| Power | 42.15 kW |
| Vibration method | Siemens motors |
| Vibration Frequency | 3800-4500 r/min |
| Cycle time | 15-20s |
| Vibration Force | 50-70KN |
Main features

The QT12-15 is a true all‑rounder. By changing molds, it can produce almost all mainstream concrete products:
Standard solid bricks, hollow blocks, perforated bricks, paving bricks, curbstones, grass planting pavers, interlocking blocks, I‑shaped bricks, insulating blocks, and more.
What does one machine, multiple products mean? It means you don't need to buy a separate machine for every product type. Whatever the market demands, you can produce it. This flexibility is the most underestimated value of high‑output equipment.
| Products | Pic | Size | Capacity | Cycle time | Daily capacity |
| Hollow block | ![]() |
390 ×190 ×190mm | 5pcs/pallet | 15-20s | 7200pcs |
| Hollow brick | ![]() |
240 ×115 ×90mm | 16pcs/pallet | 15-20s | 23040pcs |
| Brick | ![]() |
240 ×115 ×53mm | 34pcs/pallet | 15-20s | 48960pcs |
| Paver | ![]() |
200 ×100 ×60mm | 20pcs/pallet | 15-20s | 28800 pcs |
Our factory.

Manufacturing

Delivery

workshop

Process
Support Services: Full Coverage from Contract Signing to Production Start
UNIK provides complete pre‑sales, during‑sales, and after‑sales services.
Pre‑sales services: Factory planning, technical consultation, auxiliary configuration advice, and profitability analysis.
During‑sales services: On‑site installation and commissioning, on‑site operator training, and free training for mechanical and electrical maintenance personnel.
After‑sales services: Spare parts supply guarantee, one‑year free warranty, and lifetime after‑sales support. 24‑hour service commitment – we restore your equipment to optimal working condition as quickly as possible. Every machine has its own file for complete record‑keeping. Regular customer follow‑ups ensure every machine remains in peak operating condition.
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