cheap hollow block making machine
Products Description
A hollow block machine uses a molding process that combines high‑frequency vibration with hydraulic compression to press raw materials such as cement, sand and gravel, and fly ash into concrete blocks with voids. Compared to solid bricks, hollow blocks are lighter in weight, use less material, and offer better thermal insulation, making them the mainstream choice for wall materials in residential and commercial buildings worldwide. By changing molds, the same machine can also produce paving bricks, curbstones, interlocking blocks, and other products, achieving one machine, multiple uses.

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

UNIK equipment can process a wide range of raw materials – just use what is locally available and cheap:
River sand / crushed stone: The most standard option, available everywhere
Manufactured sand: 20–30% cheaper than river sand
Stone powder / tailings: Quarry waste, near‑zero cost
Fly ash: Power plant waste, free or extremely low cost – can replace 30–50% of cement
Slag / furnace slag: Steel mill by‑product, very low cost
Recycled aggregate from construction waste: Demolition site waste – people may even pay you to take it away
Send us your samples, and UNIK will pre‑tune the parameters before shipment. The machine is ready for production upon arrival – no need for trial and error on site.
| 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
Your Next Step
Think clearly about three things:
Which country are you in? (Determines voltage and customs clearance requirements)
What type of bricks do you mainly want to produce? (Hollow blocks / solid bricks / paving bricks)
How many pieces do you want to produce per day?
Tell UNIK, and within 24 hours we will provide you with a configuration plan, a parts list, and plant layout recommendations.
UNIK Hollow Block Machine – Start with a small machine, turn local raw materials into long‑term profit.
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