Full Automatic Concrete Block Making Machine
Products Description
Why the QT3-15?
In the product lineup of block forming machines, the QT3-15 is an entry‑level fully automatic machine. The "3" indicates that it can produce 3 hollow blocks of 390×190×190mm per cycle, and "15" refers to a molding cycle of approximately 15 seconds. It is the entry threshold for fully automatic equipment – moderate investment, simple operation, and one machine, multiple products.
For enterprises in Bangladesh that are transitioning from semi‑automatic or manual production to fully automatic operations, the QT3-15 is an ideal starting point. It does not pursue maximum output, but rather aims to achieve automated production control within a limited investment, reducing dependence on manual labor.

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

| 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 |
🇧🇩 A Market in Transition
The popularity of the QT3-15 in Bangladesh is largely a response to the government's long-standing policy to phase out traditional, polluting clay bricks and promote eco-friendly concrete blocks .
A Phased Ban: The government has been pushing for 100% use of concrete blocks in public projects, with a target originally set for 2025 .
Challenges Remain: While the transition has been slower than planned, recent developments show a renewed commitment. In early 2026, the government announced plans for new incentives to promote block brick production . This indicates the policy direction is not only clear but is actively being reinforced.
Our factory.

Manufacturing

Delivery

workshop

Process
Why Choose the UNIK QT3-15
All key processes in‑house. UNIK's CNC machining, heat treatment, welding, and assembly are all completed in‑house with no outsourcing. Monthly mold production capacity: 50 sets.
Transparent configuration, written into the contract. Core component brands (Siemens/Mitsubishi PLC, Siemens motors, Schneider electrical components, NSK bearings) are itemized and written into the contract appendix.
High‑strength frame. Uses Q355B high‑strength manganese steel, with double welding at critical points and a three‑layer anti‑rust treatment. The design life far exceeds the industry average.
Molds compatible with international brands. Molds use German carburizing heat treatment technology and are compatible with more than 20 major international brands, including HESS, MASA, and ZENITH.
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