QT6-15 Big Block Making Machine | Full Range

Configured Against Your Mix — Every QT6-15 big block making machine leaves our Linyi factory only after its vibration frequency, hydraulic pressure, and cycle time have been locked to the buyer’s actual aggregate and target block format.

Technical Specifications

Application Suitability

What a "1080 Pieces per Hour" Claim Leaves Out About the QT6-15 Big Block Making Machine

Output only means something when the block format, cycle time, and mix design are named alongside it.

I remember a buyer who signed for a machine rated at a certain hourly figure, only to find the number assumed a hollow block format his market never ordered. When he switched to the paver mould his customers actually wanted, the cycle stretched and his daily tally dropped sharply. The QT6-15 big block making machine manufacturer quoting you should hand over a capacity sheet that ties every output figure to a specific format — 400×200×200 mm hollow at 15-20 seconds, or 200×100×60 mm rectangular paver at 20-25 seconds — so you can plan shifts around reality. [NEED_CITE: block format assumptions in capacity quotations]

Where the QT6-15 Sits in the Automatic Block Machine Range

The QT6-15 occupies the mid-to-high tier of Shiyue’s automatic lineup. Below it sit semi-automatic models that require manual pallet handling, suited to smaller workshops testing a local market. Above it, higher-capacity lines add fully automatic stacking and cubing for plants running continuous shifts. The QT6-15 big block making machine bridges that gap: it automates loading, vibration moulding, and hydraulic demolding, while leaving room for buyers to add upstream batching and downstream stacking as volume grows.

Matching the Press to the Rest of Your Line

A press that cycles faster than your mixer can feed it simply sits idle between batches. The 880×850 mm pallet size on this machine is not arbitrary — it is specified so that pallet feeding, curing rack dimensions, and forklift capacity all align. When we lay out a line around the QT6-15, we calculate the mixer output, pallet return speed, and curing area to ensure the press is never starved and wet blocks are never left waiting on the delivery table. [NEED_CITE: block plant line balancing principles]

Reading the Specs That Actually Shape Your Output

The 45 kN vibration force delivered through platform vibration at 0-60 Hz is what compresses the concrete mix into a dense, uniform block. Pair that with the independent hydraulic station — isolated from dust and main-frame vibration — and the demolding stroke stays consistent cycle after cycle, which is why blocks leave the mould with straight edges and uniform height. The PLC touch screen stores recipes for each mould, so when an operator switches from hollow blocks to pavers, the machine recalls the vibration duration and pressure profile that suit that format instead of relying on manual guesswork. The 37 kW overall power rating reflects the combined draw of the hydraulic pump, vibration motor, and conveyor drives, meaning your electrical room must supply a dedicated circuit at the confirmed voltage and frequency.

The Cost of Skipping Pre-Shipment Mix Testing

We once shipped a machine configured for clean river sand to a region where the only available aggregate carried high clay content. The vibration parameters that worked perfectly in our factory produced crumbly blocks on site, and the buyer spent weeks adjusting before reaching acceptable compressive strength. That is why we now insist on receiving a sample of the buyer’s actual aggregate before the QT6-15 leaves Linyi. We run test blocks, lock the PLC recipe, and only then release the machine for packing. [NEED_CITE: effect of aggregate clay content on block compressive strength]

Why Buyers Source This Machine From Shiyue

Block machinery is our single focus, so the press, mould, pallet, and handling equipment are specified as one matched system rather than assembled from unrelated suppliers. Configuration is set against the buyer’s actual mix design and local aggregate — not a catalogue default — because we have seen catalogue settings fail the moment they meet real-world raw materials. Mould design covers the formats the buyer’s market actually sells, and custom drawings are accommodated when standard formats do not match local building codes. The automation level is selectable: a buyer can start with the QT6-15’s standard PLC-controlled operation and add automatic stacking or cubing later without replacing the press. Installation support includes operator training so the crew running the machine on day one understands mould change procedure, recipe storage, and fault diagnosis.

Documentation & Verification

• Line layout showing capacity calculation tied to each specific block format and cycle time
• Machine specification sheet with confirmed voltage, frequency, and PLC display language
• Mould drawing and format list covering every block type included in the quotation
• Factory test record demonstrating cycle time and output under test conditions before dispatch
• Hydraulic and electrical schematic for on-site maintenance reference
• Packing photographs and customs documentation support for smooth import clearance

Installation, Commissioning & Support

• The 1200 m² factory area requirement accounts for the 8200×1700×2950 mm machine footprint plus curing and pallet return zones
• A dedicated 37 kW circuit at the buyer’s confirmed voltage and frequency must be ready before the machine is energized
• The independent hydraulic station is shipped pre-filled and tested; on-site commissioning verifies pressure against the locked recipe
• PLC touch screen language is set before dispatch, and operator training covers fault diagnosis system alerts and safety interlocks
• Mould change procedure is demonstrated during commissioning so format switches do not consume a full shift
• Wear parts list and hydraulic seal kit are included with the first shipment to cover the initial replacement cycle

Before You Send the Inquiry

To size the QT6-15 correctly for your plant, share the block formats your market demands, the daily volume you need per format, and a sample or lab report of your local aggregate. Confirm the voltage, frequency, and preferred PLC display language at your site so the control system arrives ready to run. If you already have pallets, a curing yard, or a forklift in place, provide the dimensions and capacity so the line layout matches what you own.

Frequently Asked Questions

Q: How is the output capacity verified and what block format does each figure assume?
A: Every output figure for the QT6-15 is tied to a specific block size and cycle time — for example, 1080-1440 hollow blocks per hour assumes the 400×200×200 mm format at a 15-20 second cycle. We provide a capacity calculation document that lists the assumed format for each tier, and a factory test record is generated before dispatch to confirm cycle time under test conditions.

Q: What voltage, frequency, and PLC language options are confirmed before production?
A: Voltage and frequency are confirmed during the quotation stage to match your site’s electrical supply, and the PLC touch screen language is set before the machine is wired. This avoids commissioning delays where the control display is unreadable to your operators or the motor wiring does not match local grid standards.

Q: Where does the QT6-15 sit compared to semi-automatic and higher-capacity automatic models?
A: The QT6-15 sits in the mid-to-high tier of the range, automating loading, vibration moulding, and hydraulic demolding. Below it, semi-automatic machines require manual pallet handling for lower-investment startups. Above it, higher-capacity automatic lines add fully automatic stacking and cubing for plants running extended shifts with minimal manual intervention.

Q: What automation level is included and what is the upgrade path for pallet handling and stacking?
A: The standard QT6-15 configuration includes PLC-controlled automatic loading, vibration moulding, and hydraulic demolding with a fault diagnosis system. Buyers can add automatic pallet feeding, stacking, and cubing modules later without replacing the press, allowing the plant to scale automation as production volume and labour costs change.

Q: What factory area is required and how does the footprint compare to other tiers?
A: The QT6-15 requires approximately 1200 m² of factory area to accommodate the machine, pallet return system, and curing rack zones. This places it between smaller semi-automatic setups that fit compact workshops and the larger high-capacity lines that need expanded curing yards and additional handling conveyors.