QT5-15 Concrete Block Machine Full Range Manufacturer

Hydraulic press matched to your mix — Every QT5-15 configuration is set against the buyer’s actual aggregate test report, so the 21 MPa rated pressure and vibration frequency are tuned before the machine ships.

Technical Specifications

Application Suitability

What "1800 Pieces per Hour" Actually Means for Your Plant

That number applies only to a 400×200×200 mm hollow brick at a 16–20 second cycle — switch to pavers and the math changes entirely.

Capacity claims on stationary block machines rarely tell you which block format they assume. A buyer comparing two machines sees "higher output" and signs, only to discover their primary product runs slower than quoted. The QT5-15 Automatic Hydraulic Block Making Machine manufacturer specification lists three distinct outputs, each tied to a specific mould cavity count and cycle time. Without this transparency, daily production planning becomes guesswork [NEED_CITE: block format assumptions in capacity quotations].

Where the QT5-15 Sits in a Complete Block Range

The Shiyue stationary block machine lineup spans from small semi-automatic workshops to high-capacity fully automatic lines. The QT5-15 occupies the mid-to-high tier, aimed at buyers moving past entry-level volume but not yet requiring the footprint and investment of a large-scale plant. As an Automatic Hydraulic Block Making Machine manufacturer, Shiyue positions this model where production volume justifies hydraulic pressing and automatic pallet feeding without demanding a dedicated curing kiln from day one.

Pallet Size and the Curing Area You Already Have

A 1100×550 mm pallet is not an arbitrary choice — it must match the curing rack dimensions, forklift tine spacing, and floor area the buyer has already built or plans to build. When a block machine is quoted without confirming pallet logistics, the press produces faster than the curing area can absorb. The output piles up wet on the production floor [NEED_CITE: pallet handling bottlenecks in block plants]. Selecting the right pallet format against your existing infrastructure prevents this mismatch before the machine arrives.

Reading the Specs That Matter on the Shop Floor

The 21 MPa rated hydraulic pressure and 2800–4500 r/min platform vibration work together to compact the mix. Higher pressure alone does not produce a stronger block if the vibration frequency is too low to settle fine aggregate into voids. The 26.5 kW overall power drives both the hydraulic pump and vibration motors simultaneously, meaning the press does not starve one system when the other peaks. The 15–25 second molding cycle range reflects format differences — a thin paver fills and compacts faster than a tall hollow block with deep cores. Understanding these relationships helps a buyer evaluate whether the machine fits their primary product, not just the highest quoted number.

The Hidden Cost of a Machine Configured for the Wrong Mix

When a block machine is set up for a standard sand-cement ratio but the buyer’s local aggregate contains high clay or silt content, the vibration time must increase to achieve proper compaction. That longer cycle cuts actual hourly output well below the quoted figure. Buyers then spend weeks troubleshooting strength inconsistencies that trace back to a mix the machine was never configured for [NEED_CITE: aggregate variability effects on block strength]. The cost is not the machine — it is two months of rejected batches and frustrated masons.

Why Buyers Source This Tier Here

Block machinery is the single focus of Shiyue’s production, so the QT5-15 press, moulds, pallets, and handling equipment are specified as one matched system rather than assembled from separate suppliers. Configuration starts with the buyer’s actual mix design and target block format, not a catalogue default. Custom mould design is available to buyer drawings for formats the local market demands. Automation level is selectable, allowing a buyer to start semi-automatic and add stacking or cubing modules later. Installation includes on-site commissioning with operator training so the team running the machine on day one is the same team trained on it.

Documentation & Verification

• Line layout with capacity calculation stating the exact block format assumed for each output figure
• Machine specification sheet confirming hydraulic pressure, vibration force, pallet size, and 26.5 kW power
• Mould drawing and format list covering hollow blocks, pavers, kerbstones, and interlocking bricks
• Voltage, frequency, and PLC display language confirmed in writing before production begins
• Factory test record on the buyer’s specified block format before dispatch

Installation, Commissioning & Support

• Foundation plan matching the 7400×1950 mm footprint with leveling requirements for platform vibration
• Dedicated power circuit sized for the 26.5 kW overall load at confirmed voltage and frequency
• Machine dismantled for container loading with reassembly sequence documented on arrival
• First-run parameter tuning against the buyer’s local aggregate and mix design report
• Operator training covering mould change procedure, hydraulic system checks, and daily maintenance
• Wear parts and mould list supplied with recommended replacement intervals for the 21 MPa system

What to Share Before Requesting a Quote

To configure the QT5-15 correctly, a buyer should provide the primary block formats and target daily volume, along with a local aggregate test report showing material gradation and clay content. Confirm the available voltage and frequency at the plant site, the preferred PLC display language, and whether existing curing racks and forklifts dictate a specific pallet size. If multiple formats are planned, indicate which product drives peak-season volume.

Frequently Asked Questions

Q: How does the QT5-15 compare to smaller and larger tiers in the Shiyue range?
A: The QT5-15 sits between the entry-level semi-automatic models and the high-capacity fully automatic lines. It offers hydraulic pressing and platform vibration at a mid-tier investment, suited for buyers who have outgrown manual pallet handling but do not yet need the floor space and capital of a large-scale automatic plant with integrated cubing.

Q: Which block format does the 1800 pcs/h figure assume?
A: That output applies specifically to 400×200×200 mm hollow bricks produced at 5 pieces per mold with a 16–20 second cycle. For S pavers at 225×112.5×60 mm, the machine produces up to 3700 pcs/h at 16 pieces per mold. Always request a capacity calculation for your primary selling format.

Q: What plant footprint does a QT5-15 automatic line require?
A: The press itself measures 7400×1950×2800 mm, but the complete line includes raw material feeding, mixer, pallet return system, and curing rack space. A semi-automatic setup requires less floor area since stacking is manual. Request a line layout drawing that accounts for all stations before committing to a building plan.

Q: Can I start semi-automatic and upgrade later?
A: Yes. The QT5-15 platform supports a semi-automatic configuration with manual pallet handling at the outset. Automatic pallet feeding, stacking, and cubing modules can be added as production volume grows, without replacing the core press. Discuss the upgrade path during the initial configuration stage.

Q: What investment separates the QT5-15 from higher-capacity lines?
A: The distinction is both capital and floor space. Higher-capacity lines add larger pallets, more mould cavities, and fully automatic handling from press to cube. The QT5-15 tier is selected when mid-range volume and format variety matter more than maximum single-format throughput. Request a side-by-side line comparison to evaluate the step-up.