Description
Stock and Delivery Focus — Every QT12-15 configuration we quote comes with a confirmed dispatch window and container plan before you commit, not after.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | QT12-15 |
| Product Type | Automatic Concrete Block Making Machine |
| Control System | PLC aptitude control with human-machine interface dialogue system |
| Vibration System | Vertically synchronous vibration, frequency conversion and braking, synthetic output compounded with double vibration sources |
| Feeding System | Semi-closed screen reticular rotational feeding unit (forced feeding) |
| Hydraulic System | Computer control flow pressure, special hydraulic loading unit |
| Structure | Super-strong steel structure with imported original parts |
| Output Capacity (Hollow block 400x200x200mm) | 2,160–2,880 pcs/hour; 17,280–23,040 pcs/8hr |
| Output Capacity (Hollow block 400x150x200mm) | 2,520–3,360 pcs/hour; 20,160–26,880 pcs/8hr |
| Output Capacity (Solid brick 240x115x53mm) | 9,360–12,480 pcs/hour; 74,880–99,840 pcs/8hr |
| Output Capacity (Rectangular brick 200x100x60mm) | 5,040–6,300 pcs/hour; 40,320–50,400 pcs/8hr |
| Output Capacity (Zigzag brick 225×112.5x60mm) | 3,888–4,860 pcs/hour; 31,104–38,880 pcs/8hr |
| Cycle Time (Hollow blocks) | 15–20s |
| Cycle Time (Solid / Paving bricks) | 20–25s |
| Mould Formats | Hollow block, solid brick, rectangular paving brick, zigzag (interlocking) paving brick |
| Automation Level | Fully automatic with mass production capability |
| Rated Power (kW) | (basis to be confirmed) |
| Voltage & Frequency | (basis to be confirmed) |
| Overall Dimensions (L×W×H) | (basis to be confirmed) |
| Net Weight | (basis to be confirmed) |
| Hydraulic Pressure (MPa) | (basis to be confirmed) |
| Vibration Force (kN) | (basis to be confirmed) |
| Pallet Size | (basis to be confirmed) |
Application Suitability
| Application | Material or Output |
|---|---|
| Large-scale hollow block plants | Crushed stone, sand, cement, fly ash aggregates for 400×200×200mm and 400×150×200mm formats |
| High-volume solid brick production | Local river sand, quarry dust, and cement mixes for 240×115×53mm standard bricks |
| Paving brick manufacturing for municipal projects | Dense aggregate blends for 200×100×60mm rectangular and 225×112.5×60mm zigzag interlocking formats |
| Building material distributor stock replenishment | Multi-format switching on a single press to cover hollow, solid, and paver demand |
Why Dispatch Timing Matters More Than Quoted Capacity for the QT12-15 Automatic Block Machine in Stock
A machine sitting in a warehouse does not produce blocks until it clears customs and reaches your foundation.
Project contractors and plant owners often focus on cycle times and theoretical output, but the real bottleneck is arrival timing. I have seen construction milestones slip because a high-capacity press was still on the water while the crew stood idle. When you need a QT12-15 automatic block machine in stock and ready to ship, the conversation should start with which configurations are built, crated, and available for the next vessel — not with a production lead time that pushes your schedule into the following quarter [NEED_CITE: typical ocean freight transit times from East Asian manufacturing hubs to Southeast Asian and African ports].
Container Loading and Machine Dismantling for Shipment
The QT12-15 is a large-scale press that requires partial dismantling for container loading. The main frame, vibration table, hydraulic station, and feeder assembly are separated to fit within standard flat-rack or open-top container dimensions. Knowing the exact QT12-15 automatic block machine in stock configuration determines whether it ships in two 40-foot containers or requires a flat-rack for the main frame. We confirm the loading plan at the quotation stage so there are no surprises at the port of origin.
Arrival Estimates Quoted Before You Commit
Buyers working against a project deadline need a realistic arrival estimate, not a vague promise. Once the vessel booking is confirmed, we provide the estimated transit window to your destination port. This includes customs documentation preparation in parallel with production completion, so paperwork does not delay release after the vessel arrives [NEED_CITE: customs clearance requirements for heavy industrial machinery imports].
Stocked Moulds and Standard Format Availability
The QT12-15 automatic block machine in stock ships with standard moulds for hollow block, solid brick, rectangular paving brick, and zigzag interlocking formats. If your market requires a non-standard format, a custom mould can be manufactured, but this adds lead time that must be factored into your project timeline. We clarify which moulds ship with the machine and which require additional production runs.
Reading the Specs Against Your Site Reality
The forced rotational feeding system pushes material into the mould cavity rather than relying on gravity, which means consistent block density across different aggregate sizes. The double-source synchronous vibration with frequency conversion allows the operator to adjust intensity based on the mix design — a critical setting when switching between hollow block and dense paving brick formats. Hydraulic pressure and vibration force must be matched to your local aggregate; a mix that works with river sand may not compact correctly with volcanic aggregate or crushed basalt. The PLC-controlled human-machine interface reduces the time needed to dial in these parameters during commissioning, because operators can adjust cycle timing and pressure on-screen rather than through manual valve adjustments.
When the Wrong Configuration Arrives at Your Site
A machine configured for a mix design you cannot source locally forces a costly material change or a complete recalibration of the vibration and hydraulic settings. I have coordinated re-commissioning trips where the press was technically sound but the vibration frequency was set for a fine sand aggregate that the buyer’s region simply did not supply. Voltage and frequency mismatches are another common delay — a machine wired for 380V/50Hz arriving in a market running 220V/60Hz cannot be switched on without transformer installation or motor replacement. These are confirmations that must happen before packing, not after the container arrives [NEED_CITE: voltage and frequency standards by export market].
Why Procurement Timing Works Here
Block machinery is a single focus for this operation, so the QT12-15 press, its moulds, pallets, and handling equipment are specified as one matched system from the same source rather than assembled from separate suppliers. Dispatch lead times are confirmed at inquiry, not renegotiated after payment is received. The machine ships with packing photographs and customs documentation support, which reduces hold-ups at the destination port. Automation level is selectable — a buyer can receive a semi-automatic configuration now and upgrade to fully automatic stacking later, which keeps the initial shipment within a standard container footprint. Installation and commissioning support includes operator training so your team can run production independently within the first week.
Documentation & Verification
- Line layout showing press footprint, pallet return path, and curing rack area specific to the QT12-15 configuration
- Capacity calculation sheet stating the block format and cycle time assumed for each output figure
- Factory test record captured on the buyer’s requested block format before the machine is dismantled for packing
- Voltage, frequency, and PLC display language confirmation document signed before the electrical panel is sealed
- Mould drawing and format list for every mould included in the shipment, with custom drawing approval where applicable
- Hydraulic and electrical schematic for on-site troubleshooting during the first production months
Installation, Commissioning & Support
- Foundation must support the QT12-15 super-strong steel structure weight and vibration loads with reinforced concrete pad
- Electrical supply must match confirmed voltage and frequency with dedicated circuit breaker rated for the press rated power
- Machine arrives partially dismantled; main frame, hydraulic station, and feeder reassembled on-site by commissioning engineer
- PLC human-machine interface parameters set during first production run, with cycle time tuned to actual aggregate mix
- Operator training covers mould change procedure, PLC fault codes, and daily lubrication schedule for vibration and hydraulic systems
- Wear parts list identifies high-friction components with replacement intervals based on production hours
What to Include in Your Inquiry
To provide an accurate dispatch timeline and container plan, we need to know which block formats your market sells, your target daily output per format, and the aggregate materials available at your site. Please also confirm the local voltage and frequency supply, the PLC display language your operators require, and whether you need pallets and stacking equipment included in the same shipment. This information lets us match a QT12-15 automatic block machine in stock to your actual production conditions and quote a firm arrival window.
Frequently Asked Questions
Q: Which QT12-15 models and standard moulds are currently in stock?
A: Stock availability changes as orders ship. At the inquiry stage, we confirm which QT12-15 configurations are built and ready, along with the standard moulds included — typically hollow block, solid brick, rectangular paving brick, and zigzag interlocking formats. If your required format is not in stock, we quote the mould manufacturing lead time alongside the machine dispatch date.
Q: What is the dispatch lead time from order to container loading?
A: Stocked machines typically move from order confirmation to container loading within a short window, as the press is already built and factory-tested. The exact timeline depends on voltage confirmation, PLC language setting, and any additional moulds required. We quote the dispatch date at the proposal stage so you can plan vessel booking around it.
Q: How is the machine dismantled for shipment and what container size is needed?
A: The QT12-15 main frame, vibration table, hydraulic station, and feeder are separated for loading. The standard shipment requires two 40-foot containers or a combination of 40-foot and flat-rack containers depending on the pallet and stacking equipment included. A detailed loading plan is provided before packing so your freight forwarder can arrange the correct bookings.
Q: What is the estimated arrival time to my destination port?
A: Arrival estimates depend on the destination port and current vessel schedules. Once the container is loaded and the bill of lading is issued, we provide the estimated transit window. Customs documentation is prepared in parallel with packing to avoid release delays after the vessel arrives at your port.
Q: Can I add extra moulds to a stocked machine without delaying shipment?
A: If the additional moulds are standard formats, they can often be included in the same shipment. Custom moulds drawn to your specific block dimensions require a separate manufacturing run, which may extend the dispatch date. We clarify at the quotation stage which moulds ship with the press and which follow on a later vessel.
