QT6-15 Concrete Block Machine | Full Range Manufacturer

Configuration set against your mix design — every QT6-15 line is specified around your actual aggregate and block format rather than a catalogue default, so rated pressure, vibration force and pallet size are matched before production begins.

Technical Specifications

Application Suitability

Why "Blocks per Hour" Is Meaningless Without the Format

Real output depends entirely on which mould is on the press table, not the brochure headline.

Many quotations state a single cycle number and leave the buyer to assume it applies across every format. In reality, a hollow block requires a longer press and vibration sequence than a thin paving brick, so the same QT6-15 block machine manufacturer delivers markedly different daily volumes depending on the product mix. I once reviewed a project where the buyer expected a single output figure to cover three formats, and the resulting shortfall caused a contractual dispute before the first brick was cured. Specifying capacity per format avoids that mismatch [NEED_CITE: block format influence on actual cycle time and daily throughput].

Where the QT6-15 Sits in the Full Range

The QT6-15 occupies the mid-to-high tier of our automatic range, bridging the gap between entry-level semi-automatic presses and the largest high-capacity lines. It gives a growing plant the headroom to add paving and solid brick formats without immediately stepping into a higher investment bracket.

How Line Configuration Scales With Your Plant

A first-time buyer can start with the simple line — JS500 mixer, 8 m conveyor, and automatic stacker — then add a cement silo, batching machine, and pallet loader as volumes grow. This staged approach keeps the initial footprint compact while leaving room for a full automatic concrete block making machine for sale configuration later.

Matching Pressure, Vibration and Pallet Size to the Mix

The 21 MPa rated pressure works together with the vibration table to compact the concrete into a dense, uniform block, but the right balance depends on your aggregate grading and moisture content. A mix with high clay content, for example, needs less vibration and more static pressure to prevent the green block from slumping. The 900×700 mm pallet size also dictates the curing rack layout and forklift capacity you need on site — choosing a pallet that does not match your existing equipment means reorganising the yard before production starts. The mould interchangeability across hollow, paving and solid formats gives one press the flexibility that would otherwise require three separate machines, though the actual changeover procedure must be confirmed against the manufacturer catalog.

The Hidden Cost of Skipping the Voltage Conversation

Confirming voltage, frequency, and control display language seems basic, yet it is often left until the machine is already on the water. A QT6-15 arriving in a market with a different mains standard faces weeks of rewiring and component replacement before it can be commissioned. I have seen a fully automatic line sit idle in a port warehouse simply because the PLC screen was in a language the local operator could not read [NEED_CITE: electrical standard compliance for exported industrial machinery].

What This Block Machine Manufacturer Does Differently

We treat block machinery as a single-focus product, which means the press, mould, pallet and handling equipment are specified together rather than assembled from unrelated suppliers. Each QT6-15 configuration is set against the buyer’s actual mix design and target block format, not pulled from a generic price list. Mould design covers the formats the buyer’s market actually sells, including custom drawings when a standard format does not match local demand. Automation level is selectable, so a buyer can start with a simple line and move to full automatic stacking and cubing as volumes justify the investment. Installation and commissioning support includes operator training so the crew can run the machine independently from day one.

Documentation & Verification

• Line layout stating the block format assumed for each QT6-15 output figure
• Machine specification sheet with hydraulic and electrical schematics
• Mould drawing and format list covering every interchangeable cavity
• Voltage, frequency and PLC language confirmation signed before production
• Factory test record and packing photographs shared prior to container loading

Installation, Commissioning & Support

• Foundation plan sized for the 6000 kg main machine weight and vibration load
• Dedicated power circuit matching the confirmed voltage and frequency
• Press delivered in dismantled state for container loading, reassembled on site
• First run calibration of vibration and 21 MPa hydraulic pressure with your aggregate
• Operator training covering mould change, pallet loading and daily maintenance
• Wear parts and mould inventory list provided for first-year replacement planning

What to Include in Your Inquiry

To size the QT6-15 correctly, we need the block format and daily volume you plan to run, the local aggregate type and moisture range, and the voltage and frequency at your site. If you already have curing racks or forklifts, include the pallet dimensions they accept so we can confirm the 900×700 mm pallet fits your yard layout.

Frequently Asked Questions

Q: How is output capacity verified, and which block format does each figure assume?
A: Every output figure is tied to a specific block format and pallet pattern. The hollow block, paving brick and solid brick numbers listed in the specification table each state the format, pieces per pallet and pallets per hour so you can calculate the realistic daily volume for your product mix.

Q: Can I start with a semi-automatic line and upgrade later?
A: Yes. The simple line includes the JS500 mixer, conveyor and automatic stacker. As volumes grow, you can add a batching machine, cement silo, pallet loader and block-pallet separator to reach the full automatic configuration without replacing the QT6-15 press itself.

Q: What voltage, frequency and PLC display language options are available?
A: Voltage and frequency are configured to match your local mains standard before production begins. The PLC display language is confirmed during the specification stage so operators can read the interface in their working language from the first day of commissioning.

Q: How long does mould change take, and what formats can the QT6-15 produce?
A: The press accepts interchangeable moulds for hollow blocks, paving bricks, solid bricks and curbstones. The exact changeover time depends on the mould locking system fitted; we recommend verifying the procedure against the manufacturer catalog before committing to a multi-format production schedule.

Q: What equipment is included in the simple line versus the full automatic line?
A: The simple line covers the QT6-15 press, JS500 mixer, 8 m conveyor belt and automatic stacker. The full line adds a cement silo, screw conveyor, cement scale, batching machine, pallet loader and block-and-pallet separator for continuous, unattended operation.