What certifications does the machine have?

The machine is certified with CE and ISO standards.

What is the cycle time for one block?

The cycle time is approximately 26 seconds.

What types of products can be made?

It makes concrete blocks, solid/hollow masonry products, paving stones, garden products, and interlocking blocks.

Hot Selling Qt4-25 Automatic Hollow Block Making Machine Concrete Brick Maker

Name: Hot Selling Qt4-25 Automatic Hollow Block Making Machine Concrete Brick Maker
Brand: Qingdao HF Machinery Co., Ltd.
SKU: 2124687782

Shandong, ChinaQingdao HF Machinery Co., Ltd.

US$10,750.00

1-4 Sets

US$9,900.00

5+ Sets

Sample price:US$10750.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

2 Year

Warranty

1 Year

Model NO.

QT4-25

Certification

CE, ISO

Customized

Automatic Grade

Automatic

Type

Vibration Molding

Vibration Form

Platform Vibration

Cycle Time

25-30s

Power

20.75kw

Pallet Size

880*550mm

Weight

3500kg

Color

Optional

Productivity

400*200*200mm Block 3200-4560 Pieces/8hour

Automatic

Yes

Transport Package

Countainer

Specification

6400*1500*2700mm

Trademark

Origin

Shandong, China

HS Code

8474802000

Production Capacity

400*200*200mm Block 3200-4560 Pieces/8hour

Key features

Automatic PLC Control: Features PLC control for automatic plate-supplying, material-distributing, and brick-discharging.

High Efficiency Output: Produces 3200-4560 pieces of 400*200*200mm blocks per 8 hours with a 26s cycle time.

Versatile Material Usage: Utilizes crushed stone, sand, cement, fly ash, slag, and other industrial wastes.

Multi-Function Molding: Adopts flat vibration, mold vibration, and squeeze compression for high-strength blocks.

Wide Application Scope: Manufactures concrete blocks, paving stones, garden products, and interlocking blocks.

CE and ISO Certified: Meets international safety and quality standards with CE and ISO certifications.

Customizable Options: Offers customized color and pallet size options to meet specific project needs.

1 Year Warranty: Provides a 1-year warranty coverage for the machine's mechanical components.

Company profile

Importers and ExportersYears of Export ExperienceMulti-language PioneerExperienced Team

Qingdao HF Machinery Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2011-11-01Nearest Port: QINGDAOAverage Response Time: ≤5.01hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DAP, CIP, EXW

AI-Powered supplier vetting

SummaryQingdao HF Machinery Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It has in-stock capability, accepts multiple service quotation and payment terms, and reports one-month lead times in both peak and off-season. Its service infrastructure is limited by the absence of overseas warehouses, showrooms, agents, or branches. The supplier holds ISO9001:2015 and CE certification, reports quality assurance and raw-material traceability, but lacks written records for corrective actions and complaint handling. R&D supports ODM and multiple customization modes, including full customization, although no new products were developed in the past year and no SDK is available. OEM experience with well-known brands and participation in a Mexico construction exhibition are documented. Financial records are referenced for 2022–2024, but no non-financial assessment of financial credibility is provided.

Supplier typeThe supplier is identified as a limited company based in Qingdao, China, and is described as both a trading company and manufacturer/factory. This indicates a mixed commercial and manufacturing profile, although the slices do not clarify the relative scale of either activity.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE capability, alongside quality assurance and raw-material traceability. These are explicit indicators of documented quality and product-compliance capability.

After-Sales capabilityThe supplier has in-stock service capability, attended an offline construction exhibition in Mexico, accepts several quotation and payment terms, and reports one-month lead times. However, it has no overseas warehouse, showroom, agent, or branch, and its complaint-handling and corrective-action procedures lack written records, limiting evidence of robust overseas after-sales execution.

Production capacityThe supplier is classified as both a manufacturer/factory and trading company, reports in-stock capability, maintains four qualified suppliers for service capability, and has one-month lead times in both peak and off-season. Quality assurance and raw-material traceability are present, but the slices do not provide production capacity, equipment, workforce, or output data.

Customization capabilityThe supplier explicitly offers customization from samples, customer designs, full customization, minor customization, flexible customization, and ODM services. It also reports OEM service for well-known brands, providing strong direct evidence of customization and contract-manufacturing capability.

Client casesThe supplier reports participation in the INTERNATIONAL CONSTRUCTION EXHIBITION IN MEXICO and OEM service for well-known brands. These demonstrate market exposure and brand-related service experience, but no customer names, project details, or verifiable case outcomes are provided.