Description
Matched dispatch timing — every QT5-15 leaves the workshop only after the electrical cabinet labels and destination voltage have been verified frame by frame with the buyer’s electrician.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | QT5-15 |
| Product Type | Fully Automatic Hydraulic Concrete Block Making Machine |
| Overall Dimensions (L×W×H) | 7400×1950×2800 mm |
| Rated Pressure | 21 MPa |
| Main Vibration Form | Platform Vibration |
| Vibration Frequency | 2800–4500 r/min |
| Pallet Size | 1100×550 mm |
| Molding Cycle | 15–25 s |
| Overall Power | 26.5 kW |
| Demolding Method | Hydraulic |
| Output Capacity (Hollow brick 400×200×200 mm) | 1800 pcs/h (basis: 5 pcs/mold, 16–20 s cycle) |
| Output Capacity (Hollow block 400×150×200 mm) | 1300 pcs/h (basis: 6 pcs/mold, 15–20 s cycle) |
| Output Capacity (S paver 225×112.5×60 mm) | 3700 pcs/h (basis: 16 pcs/mold, 15–17 s cycle) |
| Applied Products | Concrete blocks, hollow/solid blocks, pavers, interlocking blocks, curbstone, colored pavers |
| Raw Materials | Crushed stone, sand, cement, dust, fly ash, gravel, slag |
| Voltage & Frequency | Configurable to destination (confirm before order) |
| Control System (PLC) | Configurable brand and language (confirm before order) |
| Automation Level | Full Automatic |
| Warranty | One year |
Application Suitability
| Application | Material or Output |
|---|---|
| Stationary hollow block plant | Crushed stone, sand, cement, fly ash producing 400×200×200 mm and 400×150×200 mm hollow blocks |
| Paver and interlocking brick line | Sand, cement, gravel, slag forming S pavers 225×112.5×60 mm and interlocking formats |
| Curbstone and solid block production | Coarse aggregate and cement mixes for kerbstone and load-bearing solid blocks |
| On-site contractor block making | Local aggregate and cement for project-specific hollow and solid block formats |
What "In Stock" Actually Means for Your Project Deadline
The QT5-15 block machine in stock status only matters if the electrical system, pallet size, and mould configuration match your site from day one.
I once watched a fully automatic block line sit idle for three weeks on a jobsite because the voltage was never confirmed before shipping. The inverter tripped the moment the local grid connected. That delay cost the contractor more than any discount on the machine itself. When a buyer asks about the QT5-15 block machine in stock, the first thing I check is whether their electrician has sent the single-line diagram and confirmed frequency. [NEED_CITE: voltage and frequency standards by export market] Stock on the floor means nothing if the control cabinet speaks the wrong language or the pallet size does not fit the curing racks already welded on site.
Dispatch Readiness Beyond the Crate
A stocked QT5-15 block machine in stock is only ready when the hydraulic hoses are labeled, the PLC screen shows the operator’s language, and the mould bolt pattern matches the formats the buyer’s market actually sells. We pull the machine from the yard, run a dry cycle with the specified mould, and photograph every electrical terminal before crating.
Container Loading and Dismantling Sequence
The main frame, hydraulic station, and control cabinet travel as separate assemblies inside standard containers. The 7400 mm overall length means the host frame typically occupies one open-top or flat-rack unit, while the mixer, pallet feeder, and stacking sections fill a second closed container. Loading photographs are shared with the buyer before the container doors close so the receiving team knows exactly which bolts to reach for first. [NEED_CITE: standard container loading practices for heavy industrial machinery]
Reading the Cycle Time Against Your Block Format
The 15–25 second molding cycle range shifts depending on the block geometry and the stiffness of the concrete mix. A thin-walled hollow block releases faster than a dense interlocking paver that needs extended vibration to consolidate the fine aggregate. The platform vibration running between 2800 and 4500 r/min works with the 21 MPa hydraulic pressure to compress the mix from below while the head applies static load from above. If the local sand is fine and rounded, the vibration frequency must sit higher to achieve the same density that angular crushed stone reaches at a lower setting. Pallet size at 1100×550 mm dictates how many blocks press per cycle and determines the forklift capacity needed at the curing yard.
The Cost of Skipping the Voltage Conversation
When a plant owner assumes the standard electrical package will work overseas, the first power-on becomes a gamble. The PLC display arrives in a language the operators cannot read, the motor rotation runs backwards on the hydraulic pump, and the proximity sensors register false triggers. Rectifying these issues on site means sourcing replacement contactors locally, waiting for a programmer to fly in, and losing an entire production season. Every QT5-15 that leaves our floor now carries a signed electrical confirmation sheet that lists voltage, frequency, plug type, and display language line by line. [NEED_CITE: CE machinery directive requirements for industrial equipment]
Why Buyers Source This Model Here
Block machinery is our single focus, which means the QT5-15 ships as a matched system — press, mould, pallet, and handling specified together rather than assembled from separate suppliers. The configuration is set against the buyer’s actual mix design and target block format, not a catalogue default. Moulds are designed for the formats the buyer’s market sells, including custom drawings when standard sizes do not match local building codes. Automation level is selectable, so a buyer can start with semi-automatic pallet handling and add the stacker later. Dispatch lead time is quoted with the container plan, not buried in fine print.
Documentation & Verification
- Factory test record running your specified block format before dispatch
- Line layout and capacity calculation stating the block format assumed
- Mould drawing and format list matched to your market dimensions
- Hydraulic and electrical schematic with confirmed voltage and language
- Packing photographs and container loading plan before doors close
- CE declaration documentation where applicable for destination market
Installation, Commissioning & Support
- Foundation plan sized to the 7400×1950 mm footprint and 21 MPa dynamic load
- Dedicated power circuit matching confirmed voltage and 26.5 kW total draw
- Reassembly supervised with hydraulic pressure and vibration frequency calibrated on site
- PLC screen verified in operator language during first dry cycle run
- Mould change procedure trained with the specific formats included in shipment
- Wear parts list covering hydraulic seals, vibration springs, and mould liner plates
What We Need to Quote Your Arrival Date
Send the destination port, the block format you plan to run first, and the local voltage and frequency your electrician has confirmed. If you already have curing racks and forklifts on site, share the pallet dimensions they accept so we can verify the 1100×550 mm pallet matches your existing handling equipment. Tell us whether you need the mixer and pallet feeder included or if those stations are already in place.
Frequently Asked Questions
Q: Is the QT5-15 currently in stock and what is the realistic dispatch lead time?
A: Stock status is confirmed at inquiry because inventory moves daily. Once your voltage, frequency, and mould format are locked in, the machine goes through a pre-shipment test cycle. Typical dispatch from our Shandong workshop follows within a defined window after that test, and the container loading plan is shared before the crate leaves the yard.
Q: How is the machine dismantled and loaded into containers for shipment?
A: The main frame, hydraulic station, control cabinet, and pallet feeder travel as separate assemblies. The 7400 mm host frame usually rides on a flat-rack or open-top container, while auxiliary equipment fills a standard closed box. We photograph every connection point so your team can reassemble in the correct sequence on arrival.
Q: What voltage and control language options are available from stock?
A: The electrical system is configured to your destination grid before shipping rather than pulled from a default setting. We need your confirmed voltage, frequency, and preferred PLC display language. Once those are signed off, the control cabinet is wired and labeled accordingly before the factory test.
Q: Which block formats and moulds ship immediately versus those needing lead time?
A: Standard hollow block and S paver moulds matching the 1100×550 mm pallet are often available with the machine. Custom formats, interlocking profiles, or kerbstone moulds require a separate manufacturing window. We confirm mould availability at the quotation stage so nothing holds up the dispatch date.
Q: What arrival estimate can be quoted for my destination port?
A: Arrival depends on the shipping route from Qingdao or Lianyungang to your port, current vessel schedules, and customs clearance speed at destination. We provide the dispatch date and estimated transit window once the container is booked, and share the bill of lading details as soon as the vessel departs.
