Powered by Made-in-China.com
Industrial Concrete Floor Grinder for Efficient Renovation Projects
US$850.00
1-4 Sets
US$825.00
5-9 Sets
US$800.00
10+ Sets
Product profile
Customization
AvailableType
Angle GrinderPower Source
HydraulicModel NO.
DJ-330Object
Drilling BitApplication
ConstructionDisc(Wheel) Type
Grinding DiscMaterial
MetalWorking Style
High-speed universalDisc Diameter
330mmVariable Speed
With Variable SpeedModel No.
DJ330Working Width
330mmRated Voltage
380/220VWorking Motor
0.75kwDaily Use
ConcreteSpeed
750r/MinPackage
Wooden BoxesDust Box Capacity
20LPackage Size
1100*460*980mmWeight
145kgObjection
RoadNumber of Grinding Heads
4*270mmEquipment Rotation Speed
300-1500 RpmMotor Power
4kwVariable Frequency Power
4kwTransport Package
Wooden PackageSpecification
145kgTrademark
DajiaOrigin
ChinaHS Code
8464209000Key features
Variable Speed Control: Equipped with variable frequency drive for speed adjustment from 300 to 1500 Rpm.
Flexible Dust Collection: Self-contained dust suction system for high work efficiency and clean operation.
Replaceable Grinding Heads: Grinding heads can be replaced freely with various consumables like diamond heads.
Independent Motor Control: Main motor and dust suction motor controlled by separate switches for convenience.
High Working Efficiency: Achieves working efficiency of 250-300 square meters per hour.
Multi-Application Versatility: Suitable for leveling, polishing, stripping coatings, and removing stains on various surfaces.
OEM and ODM Services: Offers full customization, minor customization, and flexible customization options.
ISO 9001 Certified Quality: Manufactured under ISO 9001 international quality management system certification.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 13 years CertifiedNearest Port: Qingdao portAverage Response Time: ≤4.10h
AI-Powered supplier vetting
SummaryThe supplier is identified as a limited company and factory with 11 employees, associated companies, and a valid import/export license. It reports multiple machining facilities, eight product series, more than 100 models, and broad customization capabilities. ODM and OEM services are available, but no new products were developed in the past year and no SDK is available. Quality assurance is reported, while finished products are checked by packing staff. Service-management documentation is weak: no written procedures or records are reported for supplier-service assessment, corrective actions, or complaint handling. The supplier has no overseas warehouse, showroom, agent, branch, or offline trade-show participation, and reports zero countries with overseas services. Financial capacity is represented only by year labels, without sufficient performance details. Customer locations are described as worldwide, but specific customer cases are not provided.
Supplier typeThe supplier is explicitly identified as a factory and a limited company, with 11 employees and associated companies. It also holds a valid import/export license, supporting its ability to conduct international trade.
After-Sales capabilityThe supplier states that it provides pre-sales, in-sales, and after-sales service, but reports no written procedures or records for service assessment, corrective and preventive actions, or complaint handling. It also has no overseas warehouse, showroom, agent, or branch, which limits demonstrated overseas service infrastructure.
R&D capabilityThe supplier reports no new products in the past year and no available SDK. Although ODM service is available, the explicit absence of recent new-product development and SDK capability indicates limited demonstrated innovation resources.
Production capacityThe supplier identifies cutting, bending, shearing, milling, gantry machining-center, and CNC machining-center facilities, and states that it offers eight product series and more than 100 models. It reports peak- and off-season lead times within 15 working days and has 11 employees, providing evidence of operating production capability, although capacity scale is not fully documented.
Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its stated ODM capability further supports the availability of design-related customized manufacturing services.
Product Q&A
Q:Do you provide after-sales service overseas?
A:
Yes, we have partnered service centers in key regions.
Q:Can I request a customized bucket size?
A:
Absolutely! We offer tailored attachments.
Q:What documents do you provide for export?
A:
Full export package (Commercial Invoice, Packing List, Bill of Ladder, etc.).
Q:How do I place an order?
A:
Contact us via email/phone for a quote, then confirm with a PO.
Send Inquiry
*To:
Henan Dajia Mining Machinery Co., Ltd.
Henan Dajia Mining Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Industrial Floor Grinder with Water Tank for Epoxy Surface Renovation
US$1,400.00
1 Piece(MOQ)
Planetary Concrete Floor Grinder 220V 380V for Terrazzo Polishing Contractors Grinding Removal Renovation Industrial
US$1,950.00-2,780.00
1 units(MOQ)
Industrial Floor Surface Grinder for Concrete Epoxy Terrazzo Renovation
US$3,500.00
1 set(MOQ)
Remote Control Concrete Floor Grinder Factory Direct Supply for Industrial Floor Polishing and Renovation Works
US$3,975.00-4,075.00
1 Piece(MOQ)
Propane Concrete Grinder for Industrial Commercial Floor Grinding Contractors Coating Removal Diamond Tools Renovation
US$1,950.00-2,780.00
1 units(MOQ)
Floor Grinder Dry Concrete Polishing Machine Heavy-Duty Industrial Concrete Grinding Machine for Large Scale Projects
US$1,300.00-1,700.00
1 units(MOQ)
Variable Frequency Heavy Duty Concrete Grinder Professional Manufacturer for Large Industrial Floor Renovation
US$3,975.00-4,075.00
1 Piece(MOQ)
Stable Industrial Grade Concrete Grinder Factory Direct Sale Suitable for Workshop and Mall Floor Renovation
US$540.00-563.00
1 Piece(MOQ)
Efficient Wet Grinding Grinder for Industrial Floor Polishing Needs
US$1,400.00
1 Piece(MOQ)
Terrazzo Machine Concrete Floor Grinder for Factory Living Room Polishing Grinding Removal Renovation Industrial
US$950.00-1,500.00
1 units(MOQ)
Efficient Wide-Coverage Grinder for Large Area Concrete Floor Processing
US$600.00-625.00
1 Piece(MOQ)
DJ-330 Concrete Grinder for Cement Floor Polishing Projects
US$800.00-850.00
1 Set(MOQ)
Compact High Power Concrete Floor Grinder for Efficient Polishing
US$1,000.00-3,300.00
1 SET(MOQ)
Compact 650mm Vacuum Concrete Floor Grinder for Industrial Use
US$686.00
1 Piece(MOQ)
Triangular Floor Grinder for Edging Concrete Wall and Floor Renovation
US$240.00
1 Piece(MOQ)



















