Description
Stocked for Dispatch — QMJ4-45 units are built, tested, and crated in our yard, cutting the typical multi-week production wait for buyers working against a project deadline.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | QMJ4-45 |
| Product Type | Mobile Egg Laying Block Making Machine |
| Molding Capacity | 4 pcs/mould (basis: 400×200×200mm hollow block) |
| Productivity | 3,000 pcs/day (basis: 400×200×200mm hollow block, 8-hour shift) |
| Productivity | 3,500 pcs/day (basis: 400×150×200mm hollow block, 8-hour shift, 5 pcs/mould) |
| Productivity | 4,500 pcs/day (basis: 400×120×200mm hollow block, 8-hour shift, 6 pcs/mould) |
| Molding Cycle | 40–45 s |
| Vibration Frequency | 2,400 r/min |
| Forming Method | Mold vibration (twice-vibration system) |
| Demold Method | Manual |
| Turning Method | Manual |
| Total Power | 6 kW |
| Power Source | Diesel / Petrol engine |
| Automation Level | Manual operation, no PLC |
| Warranty | One year for the whole machine |
Application Suitability
| Application | Material or Output |
|---|---|
| On-site hollow block production at housing project sites | Crushed stone, river sand, cement, and water |
| Small-scale cement block manufacturing in remote locations | Local aggregate blended with Portland cement |
| Mobile production without a fixed plant or pallet circuit | 400×200×200mm, 400×150×200mm, 400×120×200mm hollow blocks |
| First block plant with minimal infrastructure | Volcanic ash, fly ash, or quarry dust where locally sourced |
What "3,000 Blocks a Day" Actually Requires on Site
Output figures only hold when the mould format, material, and shift length match the stated basis.
Catalogue sheets for the QMJ4-45 mobile egg laying block machine in stock often quote a single daily number without telling you which block size it assumes. I have watched a contractor in the Philippines plan a pour schedule around 4,500 blocks a day, only to discover that figure applies exclusively to the 120 mm wall format running a full eight-hour shift. When his site demanded the standard 200 mm hollow block, actual throughput settled closer to 3,000. That gap threw off his masonry crew timing and left them standing idle on two separate pours [NEED_CITE: block format impact on daily output calculations].
Dispatch Timing When the Project Clock Is Ticking
A QMJ4-45 mobile egg laying block machine in stock is only useful if the stock is real and the crate is ready. Our approach is to confirm unit availability against your order date, then quote a container loading plan and a dismantling sequence so the machine fits a standard 20GP without cutting the frame. Lead time is stated in calendar days from payment receipt to gate-out, not buried in a range.
Arrival Estimates That Match Your Pour Date
Buyers working to a project deadline need a vessel schedule, not a promise. We quote an arrival estimate against your destination port before the order is placed, updated once the booking confirmation comes back from the carrier. This way you can line up your foundation crew and aggregate delivery to the same week the machine clears customs [NEED_CITE: typical ocean freight transit times to Southeast Asian ports].
Reading the Cycle Time Against Your Mould Format
The 40–45 second moulding cycle is measured on a standard hollow block with a straightforward cavity profile. If you switch to a denser partition block or a format with thin walls that need slower vibration to avoid cracking, expect the operator to adjust the pace. The twice-vibration system gives two distinct shake phases, which helps settle the mix more evenly than a single-vibration setup, but the manual demold step still sets the real rhythm of production. The 2,400 r/min vibration frequency is tuned for typical cement-aggregate mixes; volcanic ash or high-clay materials may need frequency adjustment at the pulley before the first full run [NEED_CITE: vibration frequency adjustment for lightweight aggregates].
Engine Power vs. Grid Supply on Remote Sites
The 6 kW total power draw is covered by a bolted-on diesel or petrol engine, meaning the QMJ4-45 runs entirely off-grid. This matters on greenfield sites where the utility connection is months away. Diesel is the default for continuous duty in tropical heat because of torque stability at low RPM, while petrol suits cooler climates or short-run production where fuel availability is simpler. Spare pistons, rings, and gaskets are common across both engine types, but you should confirm the engine model plate before ordering spares so the part numbers match exactly.
What Happens When Arrival Is Delayed
A missed vessel or incomplete customs paperwork can push your machine past the rainy season window. Contractors who ordered mobile block machines without confirming the dispatch date have watched their aggregate piles turn to mud and their curing plans collapse. The cost is not just the idle machine — it is the crew you hired and the formwork you rented for a pour date that no longer exists [NEED_CITE: construction schedule delays from equipment arrival mismatches].
Why Buyers Source This Model Here
Stock confirmation is backed by a unit-specific photo set and factory test record sent before payment. The QMJ4-45 is dismantled and crated with a container loading diagram so you know how it arrives and what reassembly is needed. Dispatch lead time is quoted in calendar days, not weeks, with an arrival estimate against your port. Packing photographs and customs documentation support are included so your clearing agent has the HS code, packing list, and commercial invoice in hand before the vessel docks.
Documentation & Verification
- Factory test record on your chosen hollow block format before dispatch
- Engine model plate and power source specification sheet
- Container loading diagram with dismantling sequence for the QMJ4-45
- Packing photographs taken at crating for insurance and customs use
- CE declaration of conformity where applicable to destination market
Installation, Commissioning & Support
- Machine reassembly on flat concrete slab; no fixed foundation bolts required for the QMJ4-45
- Diesel engine break-in run at low load for the first two hours of operation
- Vibration pulley alignment check before the first full production shift
- Mould change walkthrough covering the 400×200 and 400×120 formats
- Operator training on manual demold timing matched to your mix setting speed
- Wear parts list covering mould liner plates and vibration shaft bearings
Before You Send the Inquiry
To match a QMJ4-45 mobile egg laying block machine in stock to your schedule, share your target block format, daily volume requirement, and destination port. Let us know whether your site has grid power or needs the engine-driven configuration, and confirm the aggregate type you plan to use so we can note any vibration adjustment needed before crating.
Frequently Asked Questions
Q: Is the QMJ4-45 currently in stock or built to order?
A: Stock status is confirmed per unit at the time of inquiry. We send a photo set of the actual machine in our yard along with its factory test record. If a unit is available, it is reserved against your payment receipt; if not, a build slot is offered with a stated gate-out date.
Q: How many QMJ4-45 machines fit in a 20GP container?
A: The machine is dismantled for shipment — typically the engine, hopper, and vibration assembly are unbolted from the main frame. A 20GP usually holds one complete unit with moulds and spare parts. A loading diagram is provided so your team knows the reassembly sequence on arrival.
Q: What is the shipping time to Southeast Asian ports?
A: Ocean freight transit times vary by destination and carrier schedule. We quote an arrival estimate against your specific port before the order is confirmed, then update it once the booking is in hand. This lets you align your site preparation to the expected customs clearance window.
Q: Should I choose the diesel or petrol engine version?
A: Diesel is generally preferred for continuous daily operation in hot climates due to stable torque and fuel efficiency. Petrol suits shorter runs or cooler environments where petrol supply is simpler. Both share common spare parts, but confirm the engine model plate before ordering replacements.
Q: Does the 4,500 blocks per day figure apply to all hollow block sizes?
A: No. The 4,500 daily output applies specifically to the 400×120×200mm hollow block format running a full eight-hour shift with six cavities per mould. For the standard 400×200×200mm block, the rated output is 3,000 pieces per shift. Always confirm which format your production plan requires.
