Matched System Design — Every output tier on the QT6-15 is specified as a complete line with pallet, mould and handling configured together, not quoted as a standalone press.
Technical Specifications
| Parameter |
Value |
| Model |
QT6-15 |
| Product Type |
Hydraulic Hollow Block Making Machine |
| Overall Dimensions (L×W×H) |
8200×1700×2950 mm |
| Vibration Frequency |
0-60 Hz, adjustable |
| Vibration Form |
Platform Vibration |
| Moulding Mode |
Load automatically, vibration moulding |
| Pallet Size |
880×850 mm |
| Molding Cycle |
15-20 s |
| Overall Power |
37 kW |
| Vibration Force |
45 kN |
| Total Mass |
7 T |
| Demolding Method |
Hydraulic |
| Recommended Factory Area |
1200 m² |
| Control System |
PLC (Programmable Controller) with touch screen and fault diagnosis system |
| Output Capacity |
Hollow block 400×200×200 mm: 1080-1440 pcs/hour, 8640-11520 pcs/8hr (basis: 6 pcs/mould, 15-20s cycle) |
| Output Capacity |
Hollow block 400×150×200 mm: 1440-1920 pcs/hour, 11520-15360 pcs/8hr (basis: 8 pcs/mould, 15-20s cycle) |
| Output Capacity |
Solid brick 240×115×53 mm: 5760-7680 pcs/hour, 46080-61440 pcs/8hr (basis: 32 pcs/mould, 15-20s cycle) |
| Output Capacity |
Rectangular brick 200×100×60 mm: 2160-2880 pcs/hour, 17280-23040 pcs/8hr (basis: 21 pcs/mould, 20-25s cycle) |
| Output Capacity |
Zigzag brick 225×112.5×60 mm: 2160-2880 pcs/hour, 17280-23040 pcs/8hr (basis: 15 pcs/mould, 20-25s cycle) |
| Block Compressive Strength |
more than 15 MPa |
| Hydraulic System |
Independent integrated type hydraulic station |
| Raw Material Adaptability |
Waste ash, slag, cement and various aggregates |
| Warranty |
1 year (excluding spare parts) |
| Voltage & Frequency |
Configurable per target market (basis to be confirmed) |
| PLC Display Language |
Selectable per buyer requirement (basis to be confirmed) |
| Stacking Method |
Manual or automatic stacking (basis to be confirmed) |
Application Suitability
| Application |
Material or Output |
| Hollow block production for building walls |
Hollow blocks 400×200×200 mm and 400×150×200 mm from waste ash, slag, cement and local aggregates |
| Solid brick production for masonry |
Standard 240×115×53 mm solid bricks from crushed stone and cement mixes |
| Rectangular paving brick production |
200×100×60 mm rectangular bricks for walkways and parking areas |
| Zigzag interlocking brick production |
225×112.5×60 mm interlocking pavers for heavy-duty paving |
| Housing project on-site block making |
Daily output scaled to project demand using locally available aggregate and cement |
Why "Pieces per Hour" Numbers Mislead Most QT6-15 Block Machine Manufacturer Buyers
Capacity only means something when tied to the exact block format, mould cavity count and cycle time you will actually run.
When a buyer sees a single output figure for a block machine, it usually assumes the lightest, fastest format on the catalogue. Switch to a heavier hollow block or a paver with a longer press cycle, and that headline number drops. I have seen project contractors order a machine based on the top-end figure, only to find their daily hollow block output falling well below site demand once production starts. [NEED_CITE: cycle time variation across block formats in hydraulic block production] The QT6-15 block machine manufacturer specification sheet we provide states the format, cavity count and cycle range behind every output number, so you can compare machines on the product you actually sell.

Where the QT6-15 Sits in the Full Machine Range
The QT6-15 occupies the mid-tier of our automatic block machine range, positioned between entry-level semi-automatic units and high-capacity fully automatic lines. For a first-time block plant entrepreneur, the decision often comes down to whether daily project demand justifies the step up from manual pallet handling to the automatic loading and vibration moulding this tier offers. The 37 kW overall power rating and 1200 m² recommended factory area place it within reach of standard industrial workshop infrastructure without requiring a dedicated substation.
Choosing Between Output Tiers Before You Commit
A buyer producing hollow blocks for a single housing project may find the 8640-11520 pieces per 8-hour shift for the 400×200×200 mm format (basis: 6 pcs/mould, 15-20s cycle) sufficient, while a concrete product manufacturer serving multiple construction sites will look at stepping up to a higher tier. The QT6-15 block machine manufacturer range lets you place yourself on the tier ladder based on real daily volumes before narrowing down to a specific configuration. [NEED_CITE: block plant capacity planning methodology for housing contractors] This prevents the common mistake of over-investing in a line that runs at half capacity, or under-specifying a machine that becomes a bottleneck within the first year.
How Vibration Force, Hydraulic Pressure and Pallet Size Work Together
The 45 kN vibration force and adjustable 0-60 Hz frequency on the QT6-15 are not standalone numbers — they must be matched to the hydraulic pressure and the buyer’s specific mix design to produce consistent block density. If the local aggregate has high clay or moisture content, the vibration settings need adjustment to achieve full compaction within the 15-20 second cycle. The independent integrated hydraulic station is isolated from the main machine vibration and dust, which keeps pressure delivery stable across long production shifts. The 880×850 mm pallet size must also be checked against the buyer’s existing curing area dimensions and forklift capacity before the order is placed, because a mismatch here means pallets cannot be moved or stored efficiently once production begins.

The Cost of Skipping Configuration Details Before Ordering
A machine configured for a catalogue-default mix that the buyer cannot source locally forces a costly material change after installation. Voltage and frequency left unconfirmed until the machine arrives on site can delay commissioning by weeks while transformers or motor replacements are sourced. [NEED_CITE: common commissioning delays from voltage mismatch in exported machinery] When pallet size is chosen without regard to the curing racks already in the factory, the entire handling workflow breaks down and blocks end up stacked by hand — eliminating the automation advantage the buyer paid for. These are not theoretical risks; they are the most frequent reasons block plant startups fall behind schedule.
Why Buyers Source the QT6-15 Block Machine Manufacturer Range Here
Block machinery is our single focus, so the QT6-15 is specified as one matched system — machine, mould, pallet and handling — rather than assembled from separate suppliers. We configure the machine against the buyer’s actual mix design and local aggregate, not a catalogue default, which means the vibration force and hydraulic pressure are set for the material you will actually feed. Mould design covers the formats your market sells, including custom drawings for non-standard block shapes. The automation level is selectable, allowing a buyer to start with manual pallet handling and add automatic stacking later. [NEED_CITE: PLC control language options for exported industrial equipment] Installation and commissioning support includes operator training so your team can run the line independently from the first shift.
Documentation & Verification
- Line layout and capacity calculation stating the block format assumed for each output figure
- Machine specification sheet confirming vibration force, hydraulic pressure and pallet size as a matched set
- Mould drawing and format list covering every block type your market sells
- Voltage, frequency and PLC display language confirmation document before production begins
- Factory test record on your specified block format before dispatch
- Operation and maintenance manual with wear parts and mould replacement list
Installation, Commissioning & Support
- Foundation requirements for the 8200×1700 mm machine footprint with vibration isolation pads
- Power supply confirmation for the 37 kW overall load including dedicated circuit for the hydraulic station
- Machine dismantling for container loading and reassembly sequence on site
- First-run commissioning with cycle time adjustment to match your local aggregate and mix design
- Operator training on PLC touch screen interface and fault diagnosis system
- Wear parts list and mould replacement schedule for the first production year
- Daily maintenance checklist covering hydraulic fluid levels and vibration platform inspection
What to Prepare Before Requesting a Quote
Tell us the specific block formats your market sells, the target daily output for each format, and the raw materials available locally including aggregate type and cement supply. We also need your site voltage and frequency, preferred PLC display language, and the dimensions of your existing curing area so we can confirm pallet and handling compatibility. If you are replacing an existing machine, share the current pallet size and forklift capacity so the new line integrates without workflow changes.
Frequently Asked Questions
Q: How is output capacity calculated per block format on the QT6-15, and what does the 8-hour figure assume?
A: Every output figure is tied to a specific block format, mould cavity count and cycle time range. The 8-hour number assumes continuous production within that cycle range and does not include pallet handling, mould change or maintenance breaks. We provide a capacity calculation document that states these assumptions clearly for each format you plan to produce.
Q: Where does the QT6-15 sit in the full range — when should a buyer step up or step down to another tier?
A: The QT6-15 is in the mid-tier automatic range, suited to buyers who need more than a semi-automatic unit but do not yet require a high-capacity fully automatic line. If your daily demand consistently exceeds the stated 8-hour output for your primary block format, stepping up to a higher tier avoids running the machine at maximum cycle speed all day.
Q: What plant footprint and factory area does the QT6-15 line require, including curing and pallet return space?
A: The machine itself measures 8200×1700×2950 mm, and we recommend a factory area of around 1200 m² for the complete line including raw material storage, curing racks and pallet return path. The exact layout depends on your block formats and whether stacking is manual or automatic, which we confirm during the proposal stage.
Q: How do I confirm voltage, frequency and PLC language match my site before the machine ships?
A: We request your site voltage, frequency and preferred PLC display language during the inquiry stage and include them in the production confirmation document. No machine enters production until these details are signed off, which prevents commissioning delays when the equipment arrives at your facility.
Q: What mould formats are available for the QT6-15, and can I add custom moulds to my buyer drawings later?
A: Standard moulds cover hollow block, solid brick, rectangular paver and zigzag interlocking brick formats. Custom mould design to buyer drawings is available both at initial order and as add-ons later, provided the new format fits within the 880×850 mm pallet size and the machine’s vibration and hydraulic capacity.