Description
Proven Dispatch Timeline — The QT4-18 block making machine in stock is confirmed ready before payment, with container loading planned and port arrival timing quoted in writing so your project deadline is not left to guesswork.
Technical Specifications
| Parameter | Value |
|---|---|
| Product Type | Hydraulic Concrete Block Making Machine |
| Model | QT4-18 |
| Overall Dimensions (L×W×H) | 3900×1600×2300 mm |
| Total Weight | 3T |
| Rated Power | 24 kW |
| Molding Cycle | 15–25 seconds |
| Vibration Force | 40–50 kN |
| Mixer Model | JQ350 |
| Pallet Size | 850×550×25 mm |
| Applied Products | Paver, solid block, hollow block, curbstone |
| Automation Level | Semi-automatic |
| Hydraulic Station | Equipped |
| Output Capacity | 9600–13440 pcs/8hr (basis: 400×200×200mm hollow block) |
| Output Capacity | 14400–19200 pcs/8hr (basis: 400×150×200mm hollow block) |
| Output Capacity | 16200–19440 pcs/8hr (basis: 240×115×53mm solid brick) |
| Assembly & Loading | Nude packing in 20GP container |
Application Suitability
| Application | Material or Output |
|---|---|
| Hollow block production for building walls | Crushed stone, sand, cement, fly ash |
| Solid brick manufacturing for load-bearing structures | Sand, cement, stone dust |
| Paver production for walkways and driveways | Crushed stone, sand, cement, pigment |
| Curbstone forming for road and site perimeter | Coarse aggregate, sand, cement |
| On-site block production for housing projects | Locally sourced aggregate and cement |
| First plant setup for regional block supply | Standard concrete mix with fly ash or dust |
What the Dispatch Date Actually Means for Your Site
The QT4-18 block making machine in stock ships only after voltage, frequency, and control language are confirmed against your local grid — not before.
I once watched a site with thirty workers standing idle because a machine arrived with the wrong voltage rating. The transformer took weeks to source locally, and every day of delay burned through the contractor’s margin. That kind of avoidable hold-up is the reason every QT4-18 unit we dispatch goes through an electrical verification step before it leaves the factory floor. When a buyer needs fast delivery, the real bottleneck is rarely the machine itself — it is the unconfirmed detail that surfaces only after the container is opened [NEED_CITE: voltage and frequency standards by export market].
Stock Availability and the Real Lead Time
The QT4-18 block making machine in stock is held as a complete unit with hydraulic station, JQ350 mixer, and standard pallet set. Dispatch lead time is quoted in writing at the inquiry stage, not after payment clears. This means you know the gap between order confirmation and the day the container reaches your port before you commit funds. For contractors working against a project schedule, that clarity separates a machine that arrives in time from one that sits in customs while your crew waits.
Container Loading Without Guesswork
A single 20GP container holds the QT4-18 in nude packing along with approximately 500 pallets, eliminating the need for a second shipment just to cover curing surfaces. The loading plan is confirmed before the container is sealed, and packing photographs are shared so you know exactly what is inside. When the container door opens at your yard, the unloading sequence matches the layout you already prepared — press first, then mixer, then pallet stock [NEED_CITE: container loading best practices for heavy machinery].
How the Specs Translate to Daily Output
The vibration force of 40–50 kN works together with the hydraulic station to compact the mix into a dense, consistent block. On a standard 400×200×200mm hollow block, the QT4-18 produces 9600–13440 pieces per eight-hour shift; switch to a 400×150×200mm format and the range shifts to 14400–19200 pieces per shift because the smaller cross-section fills faster. Solid brick at 240×115×53mm pushes the count to 16200–19440 per shift. The molding cycle of 15–25 seconds covers the variation across these formats, and the hydraulic pressure holds steady through each cycle so block strength does not drift as the shift goes on. Pallet size at 850×550×25 mm should be checked against your existing curing racks and forklift dimensions before dispatch to avoid a mismatch on arrival.
What Happens When Pallet Size Is Ignored
Ordering a block machine without confirming pallet compatibility against the curing area is a common oversight. If the pallets are too long for your existing racks, every wet block has to be restacked by hand before it goes into curing — doubling labour and slowing the entire line. Forklift tine spacing that does not match the pallet width causes edge damage and breakage in the first week. These are not machine faults; they are specification gaps that surface only after production starts [NEED_CITE: pallet handling in concrete block production].
Why Buyers Source This Model Here
Block machinery is the single focus, so the QT4-18 is specified as a matched system — press, mixer, hydraulic station, and pallets — rather than assembled from unrelated suppliers. The capacity figures above are stated per block format, not as a single inflated number. Mould options cover hollow, solid, paver, and curbstone formats that the buyer’s local market actually demands. Voltage and control language are confirmed before dispatch so commissioning is not delayed by a language barrier or a mismatched power supply. Semi-automatic operation keeps the initial investment measured, and the configuration allows an upgrade path to higher automation later.
Documentation & Verification
- Factory test record on your specified block format before dispatch
- Voltage and frequency confirmation sheet matched to destination grid
- Machine specification with output stated per block format
- Pallet dimension drawing for curing rack compatibility check
- Packing photographs and container loading plan before shipment
- Customs documentation set prepared for destination country clearance
Installation, Commissioning & Support
- 24 kW rated power requires a dedicated circuit sized for startup surge current
- 3900×1600 mm footprint needs a level concrete pad with anchor provisions
- Nude packing in 20GP means on-site assembly of hydraulic and mixer stations
- Molding cycle set between 15–25 seconds during first-run calibration
- Operator training covers pallet loading sequence and mould change procedure
- Wear parts list provided with hydraulic seal and vibration motor service intervals
Tell Us What Your Site Needs
Share your target block format, daily output requirement, and local aggregate source so we can match the mould and confirm the output range. Confirm your site voltage, frequency, and preferred control language to eliminate commissioning delays. Let us know your curing rack dimensions and forklift specifications so pallet compatibility is verified before the container is loaded.
Frequently Asked Questions
Q: Is the QT4-18 currently in stock, and what is the dispatch lead time?
A: Stock status and dispatch lead time are confirmed in writing at the inquiry stage before any payment is required. The QT4-18 block making machine in stock is held as a complete unit, and the lead time quoted covers factory testing, container loading, and documentation preparation. Arrival estimate to your port is provided alongside the dispatch date.
Q: How is the machine packed and loaded into the container?
A: The QT4-18 ships in nude packing inside a single 20GP container, with approximately 500 pallets loaded alongside the press, hydraulic station, and JQ350 mixer. A loading plan is confirmed before sealing, and packing photographs are shared with the buyer. This arrangement keeps the full line in one shipment.
Q: What is the estimated arrival time from dispatch to my port?
A: Arrival estimate depends on destination port and shipping route. We quote the estimated transit time upfront alongside the dispatch date so you can plan site preparation and crew scheduling. The estimate accounts for typical port handling times at both origin and destination.
Q: Can voltage, frequency, and control language be adjusted before shipment?
A: Voltage, frequency, and PLC display language are confirmed against your local grid data and operator preference before the machine leaves the factory. This step prevents the situation where a machine arrives with an incompatible power rating, which would otherwise require a transformer and delay commissioning by weeks.
Q: What moulds and pallets ship with the machine from stock?
A: The QT4-18 ships with moulds matched to your selected block format — hollow, solid, paver, or curbstone — along with 850×550×25 mm pallets. Additional moulds for other formats can be included in the same container if they are in stock. The mould list is confirmed before loading so you know exactly which formats are covered.
