Description
Standardized Dispatch — stocked QTJ4-24 block machine in stock units move from factory floor to container within days, not weeks, because dismantling plans and pallet rack compatibility are confirmed before the order is signed.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | QTJ4-24 |
| Product Type | Manual / Semi-Automatic Concrete Block Making Machine |
| Main Machine Power | 11.95 kW |
| Overall Dimensions (L×W×H) | 3600 mm × 1700 mm × 2560 mm |
| Total Mass | 3.5 T |
| Pallet Size | 900 mm × 450 mm |
| Molding Cycle | 24–26 s |
| Mould Format & Pieces per Mould | 400×200×200 mm (4 pcs), 390×240×190 mm (3 pcs), 390×120×190 mm (6 pcs), 240×115×53 mm (21 pcs) |
| Vibration System | Table vibration feeding + fluctuation vibration molding |
| Automation Level | Semi-automatic (mechanical + manual interworking) |
| Recommended Mixer | J350 / JQ350 / JQ500 |
| Recommended Conveyor | 6 m or 8 m Belt Conveyor |
| Electrical Wiring (General Power) | 3 × 16 mm² |
| Electrical Wiring (Main Machine) | 3 × 6 mm² |
| Electrical Wiring (Mixer) | 3 × 4 mm² |
| Electrical Wiring (Conveyor) | 3 × 2.5 mm² |
| Warranty | 1 year for whole machine (excluding spare parts) |
Application Suitability
| Application | Material or Output |
|---|---|
| Hollow block production | Crushed stone, river sand, cement, and fly ash blends for standard CHB |
| Multicellular brick production | Lightweight aggregate and cement mixes for partition walls |
| Paving brick production | High-density crushed granite or basalt with cement binder |
| Standard solid brick production | Quarry dust and cement for load-bearing masonry units |
Why "Ready in 30 Days" Often Means Stranded on the Dock
Stock status only matters if the container loading plan and customs paperwork are already drafted.
A fast delivery promise falls apart the moment the machine reaches the port and the buyer discovers the voltage does not match the site transformer, or the pallet size does not fit the curing racks that were built last month. When a project deadline is breathing down your neck, the QTJ4-24 block machine in stock advantage only counts if every ancillary detail — wiring gauge, pallet dimensions, dismantling sequence for container loading — is locked in before dispatch. [NEED_CITE: typical port demurrage charges for mismatched industrial equipment shipments] I have watched contractors lose weeks to a single unchecked frequency setting while the block machine sat in a bonded warehouse.
Dispatch Lead Time Versus Real Arrival Timing
The gap between "factory dispatch" and "machine running on your site" is where most delays hide. A QTJ4-24 block machine in stock can leave our Linyi workshop quickly, but transit time, port handling, and inland transport to your project site add weeks that must be planned upfront. We quote an arrival estimate at the order stage, not a vague shipping window, so your ground preparation crew knows exactly when to pour the precast concrete foundation.
Container Loading and Dismantling Arrangement
At 3600 mm in length and 3.5 T total mass, the QTJ4-24 fits standard container loading, but only if the dismantling arrangement is decided before the machine reaches the packing bay. The vibration platform, feeder, and control panel are separated and braced to survive ocean transit. Packing photographs are shared before the container doors close, so you know exactly what to expect when the truck arrives at your yard. [NEED_CITE: container loading standards for heavy vibration machinery]
Reading the Specs That Actually Matter
The 900 mm × 450 mm pallet size is not a random number — it dictates the curing rack dimensions, the forklift capacity you need, and the floor space required for block curing. If your existing curing area was built around a different pallet, this machine will force a costly rebuild. The 11.95 kW main power draw requires 3 × 16 mm² general wiring with a dedicated leakage protection circuit breaker; undersized wiring causes voltage drop that weakens vibration force and produces blocks that fail compression tests. The 24–26 s molding cycle is achievable with a well-graded aggregate mix, but sticky clay-heavy sand will extend every cycle and reduce daily output below expectation. Mould change between the four standard formats requires manual intervention and mechanical alignment, so plan the shift schedule around format runs rather than changing moulds every few hours.
What Happens When Dispatch Speed Trumps Configuration
Rushing a QTJ4-24 block machine in stock out the door without confirming the buyer’s local aggregate and target block format leads to predictable failures. Vibration force calibrated for one sand type will not compact a different local material to the same density, and blocks crumble at the edges during demoulding. Wiring confirmed against a catalogue default rather than the buyer’s actual site power supply means the machine cannot start on arrival. [NEED_CITE: common commissioning failures from unconfirmed voltage and frequency in export markets] Pallet size confirmed without checking the buyer’s existing curing racks forces hand-stacking, which defeats the purpose of buying a block machine in the first place.
Why Source This Machine Through This Channel
Block machinery is the single focus of Shandong Shiyue Intelligent Machinery, so the QTJ4-24 arrives as one matched system — press, mould, pallet, mixer, and conveyor specified together rather than assembled from separate vendors. Machine configuration is set against the buyer’s actual mix design and target block format before the order is confirmed, not pulled from a catalogue default. Standard moulds for the four common formats are stocked, and custom mould drawings can be reviewed before shipment so the right formats ship in the same container. Installation support includes operator training on the vibration and feeding system so the crew is producing acceptable blocks from the first shift. [NEED_CITE: matching vibration force to local aggregate for consistent block density]
Documentation & Verification
- Line layout drawing showing mixer, conveyor, and press placement for your site dimensions
- Capacity calculation stating the specific block format and molding cycle assumed
- Factory test record on your target mould format before container loading
- Electrical schematic with wiring gauges matching your confirmed site voltage
- Packing photographs of dismantled machine and pallets before container doors close
- Customs documentation package supporting smooth port clearance in your country
Installation, Commissioning & Support
- Precast concrete ground required with roughness within 1 mm at all four vibration platform corners
- General power circuit demands 3 × 16 mm² wiring with leakage protection breaker
- Machine dismantled into platform, feeder, and control sections for standard container loading
- First-run parameter tuning based on your local aggregate and confirmed block format
- Operator training covers mould change sequence for the four stocked formats
- Wear parts list and hydraulic lubrication schedule provided at commissioning
What We Need Before Quoting Dispatch Timing
Tell us which of the four standard block formats your market actually sells, and which ones you want to ship with the machine. Confirm your site voltage, frequency, and whether the PLC display and manual need to be in a specific language. Share the dimensions of your curing area and the forklift you plan to use, so we can confirm the 900 mm × 450 mm pallet will integrate without modification.
Frequently Asked Questions
Q: Is QTJ4-24 currently in stock, and what is the dispatch lead time?
A: Stocked QTJ4-24 units are held in our Linyi workshop for quick dispatch. Lead time from order confirmation to container loading is quoted at inquiry stage based on current inventory and any mould customization requested. We provide packing photographs before the container is sealed so you know exactly what is on the truck heading to your port.
Q: Which mould formats ship with the machine by default?
A: The QTJ4-24 supports four standard formats: 400×200×200 mm hollow block, 390×240×190 mm, 390×120×190 mm, and 240×115×53 mm solid brick. Confirm which formats your market requires before dispatch so the correct moulds are loaded in the same container. Additional moulds can be added to the shipment if production lead time allows.
Q: How is the machine loaded into a container, and what arrival timeline should I plan for?
A: At 3.5 T and 3600 mm length, the QTJ4-24 is dismantled into main sections for standard container loading. We quote an arrival estimate at order stage that includes transit time and port handling. Ground preparation and wiring must be completed before the machine arrives so commissioning starts immediately.
Q: What site preparation must be completed before the machine arrives?
A: A level precast concrete foundation is required, with roughness within 1 mm at the four vibration platform mounting points. Electrical wiring must include a dedicated 3 × 16 mm² general power circuit with leakage protection. Curing racks should be built to accommodate the 900 mm × 450 mm pallet size before the machine is commissioned.
Q: Are voltage and electrical components confirmed for my country before shipment?
A: Voltage, frequency, and PLC display language must be confirmed at order stage. Wiring specifications for the main machine, mixer, and conveyor are matched to your site power supply. Undersized or mismatched wiring causes voltage drop that weakens vibration force and compromises block strength.
